POWER LINE CARRIER COUPLING EQUIPMENT …. Spec. B.pdfPOWER LINE CARRIER COUPLING EQUIPMENT FOR...

THE ISRAEL ELECTRIC CORPORATION LTD. SPEC: STR-1377 ENGINEERING DIVISION ANNEXURE "B"

SUBSTATION PLANNING SECTOR

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POWER LINE CARRIER COUPLING EQUIPMENT

FOR SUBSTATIONS / SWITCHING STATIONS

1. PURCHASER: The Israel Electric Corporation Limited (IECo).

2. NAME OF ITEM & PROJECT: Power line carrier coupling equipment for 161 kV

system.

3. LOCATION OF ITEM & PROJECT: IECo substations and switching stations.

4. SCOPE OF WORK:

Design, develop, manufacture, cooperate with others where necessary, factory tests, supply all relevant electromechanical information necessary for complete design for all purposes linked with proper operation as well as for

commissioning and maintenance, preserve, pack and furnish the Power line Carrier Coupling Equipment (CE), delivery in Purchaser’s stores or sites,

test and verify equipment on site, provide technical guidance and assistance, all in accordance with this Specification as detailed hereunder.

The coupling equipment system shall consist of Line Trap (LT), Coupling

Capacitor (CC), and associated accessories such as insulators (if any), wiring, etc.

CE shall be installed on IECo substations/switching stations for establishment of communication links operated over High Voltage Lines (HVL) by Power Line Communication (PLC) technology.

CE shall be suitable for outdoor installation, and for connection to overhead transmission line.

CE shall be complete with all accessories and appurtenances as specified hereinafter.

CE shall be capable of withstanding electrical, mechanical and thermal

ratings of the specified systems. All joints and connections shall be able to withstand the forces of expansion,

contraction, vibration, torsion, specified seismic requirements and environmental conditions without damage, deformation, and malfunction. Optimized arrangement is required to reduce installation space, installation

time, provide ease operation, minimize maintenance and repair costs and facilitate future additions and extensions.



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4.1. SCOPE OF SUPPLY / SERVICE:

The Contractor shall supply the following items:

4.1.1. Item 1:

Power line carrier Coupling Equipment 161 kV, 2000 A, including: wide-band

Line Trap (LT) with inductance of 0.5 mH (defined at 100 kHz frequency), high creepage distance Coupling Capacitor (CC) with 6000 pF rated capacitance, isolators, accessories and appurtenances.

The rated frequency range (bandwidth) shall be 140 to 400 kHz. Quantity:

2 units + 50% − 20%.

4.1.2. Item 2:

Power line carrier Coupling Equipment 161 kV, 2000 A, including: wide-band

Line Trap (LT) with inductance of 1.0 mH (defined at 100 kHz frequency), high creepage distance Coupling Capacitor (CC) with 6000 pF rated

capacitance, isolators, accessories and appurtenances. The rated frequency range (bandwidth) shall be 87 to 500 kHz. Quantity:

16 units + 50% − 20%.

4.1.3. Item 3:

Power line carrier Coupling Equipment 161 kV, 2000 A, including: wide-band Line Trap (LT) with inductance of 2.0 mH (defined at 100 kHz frequency), high creepage distance Coupling Capacitor (CC) with 6000 pF rated

capacitance, isolators, accessories and appurtenances. The rated frequency range (bandwidth) shall be 48 to 500 kHz. Quantity:

11 units + 50% − 20%.

4.1.4. Item 4:

Power line carrier Coupling Equipment 161 kV, 3150 A, including: wide-band Line Trap (LT) with inductance of 0.5 mH (defined at 100 kHz frequency),

High creepage distance Coupling Capacitor (CC) with 6000 pF rated capacitance, isolators, accessories and appurtenances. The rated frequency range (bandwidth) shall be 140 to 400 kHz. Quantity:

8 units + 50% − 20%.

4.1.5. The quantities indicated above are not final. The IECo reserves the right to purchase, during the Contract period, goods of a total value, which equals to

Contract value with deviation of plus 50% minus 20% with possibility to alternate between items and quantities.

4.1.6. In addition to the equipment the Contractor shall provide all technical data,

relevant drawings and other information as required in this Specification.

4.1.7. All LT's(in items 1-4) can be mounted on the CC (preferred erection) or on

the insulators. In addition the Contractor shall provide the option for hanging of 2000 A LT (items 1,2,3).



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5. TERMINAL POINTS & TERMINAL CONNECTION

5.1. The Contractor is requested to propose the CE as a whole. In case the Contractor has not in his production line one or more of the

required components, he can offer components manufactured by other manufacturers. The Contractor shall be responsible for the integration of all components

and will guarantee for the whole CE. The list of subcontractors shall be approved by Purchaser.

5.2. The Contractor shall use components and accessories manufactured in Israel wherever possible.

5.3. The Contractor shall be responsible for all equipment damage until time of

Purchaser equipment reception.

5.4. The CE can be supplied only after approval of all type, special and routine

test reports.

6. QUALITY ASSURANCE & QUALITY CONTROL

6.1. General quality requirements

6.1.1. In addition to the provisions of the General Conditions Annexure "A" -"Contractor's Documentation" and Appendix N° 2 - "Procurement Quality

Requirements" the Contractor's Quality Assurance Program shall meet the requirements described in ISO Standard 9001-2000.

6.1.2. The Purchaser shall have the right to audit and comment on Contractor's Quality Assurance System regardless of whether it was previously audited by certifying agency or any other body.

6.1.3. The Contractor shall be responsible for assuring that his subcontractor's Quality Assurance/Quality Control Program, including their organizations,

procedures, personnel qualification etc., are approved and are consistent with the specific requirements imposed by Purchaser in the Specification.

6.1.4. An Inspection & Test Plan, including witness points and hold points, shall be

mutually agreed between the Purchaser and the Contractor immediately after awarding the contract. Any subsequent alteration to this program shall

require the Purchaser's agreement, prior to start of any work affected by these alterations.

6.1.5. When subcontracting part of the works, the Contractor shall submit copies of

his unpriced orders to the subcontractor.



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6.1.6. Test and inspection certificates as required in the Specification and the applicable standards, shall be submitted immediately following their issue.

The certificates have to be original, signed by the Contractor, and contain actual measured values.

The generation of certificates, including those generated by Subcontractors and sub-Bidders, shall bear no extra cost to Purchaser.

6.1.7. Manufacturing shall not commence prior to respective drawing approval by

the Purchaser.

6.1.8. Changes in the Purchaser's approved design are normally unaccepted.

However, should such changes become necessary on an exceptional basis, the Contractor shall obtain the Purchaser's approval prior to introducing any change.

6.1.9. Any equipment which does not conform to drawings, specifications or other purchase order requirements which never the less are considered by the

Contractor as "acceptable as is" or "for repair", shall be submitted to the Purchaser for approval, with their recommended dispositions. All such non-conformances shall be approved by the Purchaser, shall be documented

and a copy of the approval shall accompany each shipment.

6.1.10. Source inspection, including inspection of local manufacturing, shall be conducted by proficient, approved organizations or individuals, using documented procedures. Any such independent inspector shall be subject to

Purchaser's approval.

6.1.11. All materials used in the manufacture of the equipment shall conform to the Specification, approved drawings and accepted standards.

6.1.12. The Contractor shall notify the Purchaser, without any undue delay, of any defect, failure, malfunction or incompatibility in the equipment, or in similar

types of equipment, which shall have appeared, or discovered in the course of the period, extending from the execution of the contract of supply until three years after the expiration of warranty, in as much as it affects, or may

affect the use, performance, qualities, lifetime or safety of the equipment. The notification shall be in writing and shall specify the nature of the defect,

failure, malfunction or incompatibility, any ramifications, stemming therefrom and any relevant corrective measures, adopted or recommended by the Manufacturer.

6.1.13. The Purchaser shall have the right to be present in the equipment manufacturing process (at least two times during the manufacturing), as far

as in the routing and acceptance tests performance.

6.2. Interchangeability

Power line carrier coupling equipment of the same type and ratings shall be interchangeable both electrically and mechanically with each other, and

when so interchanged shall perform their function equally well in every respect.



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7. STANDARDS & CODES

7.1. Unless otherwise specified all equipment shall be designed, manufactured and tested in accordance with the requirements of the latest relevant

published standards of the International Electrotechnical Commission (IEC) or local standards of the Manufacturer's country as amended up to date.

7.2. All aspects, test, etc, not covered by the above mentioned standards, shall

be executed according to the latest published issue of official or otherwise approved standards of the Manufacturer's country.

7.3. All relevant standards shall be stated by Bidder. In the event of a variance between the general requirements of the standards and particular requirements of this Specification, the Specification shall take precedence.

7.4. If after issuing this Specification some of the mentioned standards are updated, amended, withdrawn or replaced with another ones, the impact of

these changed on the Specification will be subjected to agreements between the Contractor and the Purchaser.

7.5. The following standards are applicable in the relevant parts to the individual components of the coupling equipment:

7.5.1. IEC 60353 Line traps for a.c. power systems

7.5.2.

7.5.3. IEC 60358-1

Coupling capacitors and capacitor dividers - Part 1:

General rules

7.5.4. IEC 60358-2 Coupling capacitors and capacitor dividers - Part 2: AC or DC single-phase coupling capacitor

connected between line and ground for power line carrier-frequency (PLC) application

7.5.5. IEC 60071 Insulation co-ordination.

7.5.6. IEC 60721/3-4 Classification of environmental conditions.

7.5.7. IEC 60815 Guide for the selection of insulators in respect of

polluted conditions.

7.5.8. IEC 61462 Composite insulators – Hollow insulators for use in

outdoor and indoor electrical equipment.

7.5.9. IEC 62155 Hollow pressurized and unpressurized ceramic and glass insulators for use in electrical equipment with

rated voltages greater than 1000V.

7.5.10. IEEE Std. 693 Recommended practice for seismic design of

substations.

7.5.11. ISO 9001-2000 Quality management systems.

7.5.12. ISO 17025 General requirements for the competence of testing

and calibrating laboratories.

7.5.13. ASTM A 123 Standard specification for zing coating (hot-dip) on

iron and steel hardware.



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7.5.14. ASTM B 579 Standard specification for electrodeposited coatings of tin-lead alloy (solder plate).

7.5.15. ASTM B 580 Standard specification for anodic oxide coatings on aluminum.

8. TECHNICAL DOCUMENTATION

8.1. General

All data, nameplates and descriptive materials shall be in English or Hebrew. Dimension and weights shall be shown in metric units. All

descriptive materials (lists, instruction books, etc.) should be numbered and dated for easy identification and reference purposes. Indicate for all

requirements, number of drawing, catalogues or other documents. During the tender process, IECo, on its own discretion, may ask to receive additional technical documents relevant to the bidder’s proposal. The bidder

will be obliged to submit the documents according to a specified time.

8.2. Technical documents to accompany the proposal

The Contractor should submit with the proposal the following documents and information in four (4) copies, and four (4) compact discs in pdf. format

(dwg. format for drawings):

8.2.1. Questionnaire: All Clauses.

8.2.2. Quality Assurance related documentation, according to the Appendix No.1:

"PROCUREMENT QUALITY REQUIREMENTS" (spec. No: Q – APP – 02) should be submitted for information. Particularly the following:

Certification of Approval of the Quality Assurance System according to

the ISO 9001 Standard given by an Authorized Inspection Agency.

A list of Quality Assurance Standards and Quality Assurance Manual.

Design control procedures.

Quality plan during manufacture.

Acceptance test procedures for materials and sub-assembles.

Non-conformance and corrective action procedures.

Qualification of Subcontractor's Procedure.

List of qualified suppliers of the most important parts and components.

A preliminary Inspection and Test Plant (I&T plan).



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8.2.3. Drawings and tests

Dimension drawings giving principal dimensions.

Description of the principles of operating of the CE under various

operating conditions.

Drawing of cross section of the CE.

Description and drawing of insulator from Manufacturer.

Drawing of line and earth terminals.

Drawing of nameplate.

Construction, mode of operation, mounting, connection arrangement and checking of the CE.

"Line trap impedance versus" frequency chart for each item.

Type and special tests reports (authority, number and date) for offered

type of LT, including test circuit, instruments used and description of method, calibration certificate.

Type and special tests reports (authority, number and date) for offered type of CC, including test circuit, instruments used and description of method.

Example of routine test report for offered type of CE, including test circuit, instruments used and description of method.

Reliability, availability, maintainability and safety (RAMS) report (Appendix № 3).

Customer list for the last five years, with sum for each year (type, rated voltage, rated discharge current, number of units, date of supply,

Purchaser).

A list of recommended special tools and instruments necessary for assembling of the CE.

A list of recommended spare parts (including total quantities) for the amount of CE indicated in this Specification.

A list of all parts which could wear out after expiration of the warranty period, after 5 years and 10 years of operating according to Manufacturer

or users experience.

General instruction book for storage, erection, operating and maintaining.

Recommendations for transport on roads and on site.

Recommendations for prolonged (2-3 years) storage before erection, taking into consideration the specific conditions under clause 9.

Details of shock indicator.

8.2.4. A proposal not including the documents mentioned above can be rejected.



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8.2.5. Contractor may be required to send his representative to discuss and/or explain parts of his proposal with IECo's representatives.

8.2.6. All the drawings and information submitted with the proposal shall be final drawings and final information approved by the Bidder.

8.2.7. Evaluation of bidder's technical proposal

All requirements in this Specification indicated by the symbol are

compulsory requirements. In case Bidder’s proposal will not comply

with one of the compulsory requirements, his offer will be disqualified.

For evaluation purposes the Bidder is requested to fill in, in the sammary

of Data, the offered data and parameters against Purchaser’s required values as well as in the absence thereof, in the free columns of the right

hand side. A definite answer (yes or no) or appropriate comments shall be given to all other requirements.

8.3. Technical documents after notification of award

8.3.1. After notification of award, Contractor shall within 30 (thirty) days of the date of award, submit to the Purchaser for approval four (4) sets of prints and four (4) compact discs in pdf. format (dwg. format for drawings) covering the

following information:

Outline drawing of CE including all necessary details for mounting such

as fixing holes, size and material of primary and earthling terminals, weight, permissible static and dynamic forces.

Line and earth terminals details (material, shape, cross-section).

Description and Manufacturer's insulator drawing.

Schematic and detailed wiring drawings.

Technical catalogs of CE.

Nameplate drawing with all data fulfilled.

Bill of materials.

Shipping assembly drawing with overall size and weight.

Final list of all subcontractors and sub suppliers including name, address and a copy of their Quality Assurance Certificate.

8.3.2. After notification of award, Contractor shall within 60 (sixty)days of date of award, submit to the Purchaser four (4) sets of prints of Quality Assurance

Manual including a full description of Contractor's Quality Assurance

program.

Contractor shall furnish the following Quality Control documentation:

Inspection and Test Plan included in Contractor's Quality plan.

Quality Control Procedures.



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Testing procedures as per applicable standards.

Non-conformance's procedures.

List of sub-suppliers of the most important parts and components.

8.3.3. Purchaser reserves himself the right to require all necessary additional data, descriptions, drawings, etc. that may contribute in completing information

supplied by Manufacturer about the equipment.

8.3.4. If the prints are returned by the Purchaser and stamped "approved except as noted", Contractor shall make corrections per Purchaser's marking and

shall resubmit required copies of the correct documents as stated above.

8.3.5. Routine test reports shall be submitted for approval 1 (one) month before

delivery, in four (4) copies.

8.3.6. The shipment cannot be realized before test approval.

8.3.7. Commissioning program shall be supplied for approval in four (4) copies, three (3) months before delivery.

8.3.8. Contractor is free to supply any additional information considered necessary for clarifying various aspects of erection, operation, maintaining, checking, etc.

8.3.9. All documents and drawings shall be provide with:

Purchaser name.

Project name.

Unit serial number.

Purchaser's order number.

Specification number.

Supplier's order number.

9. TECHNICAL REQUIREMENTS

9.1. Environmental considerations & service conditions

9.1.1. Climatic conditions:

Long periods without rain, alternating with high humidity as experienced

in coastal or desert areas in this country.

Permissible ambient air temperature:

Maximum: +50 °C.

Minimum: -5 °C.

Average value over a period of 24 hours not exceeds: +35 °C.



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Permissible humidity:

Low relative/absolute humidity: 4/0.003 %//g/ m³.

High relative/absolute humidity: 100/36 %//g/ m³.

Low/high air pressure: 70/106 KPa.

Rain intensity: 15 mm/min.

Keraunic level (thunderstorm):

Maximum keraunic level: 4 lightning / km² year

Minimum keraunic level: 0.1 lightning / km² year

Direct and continuous solar radiation for long period. Heating effects of

solar radiation: 1120 W/m².

Maximum wind velocity measured 10 m above ground (bare area) at 3

sec duration considering a 50 years mean return period: 44 m/sec.

9.1.2. Environmental conditions:

Environmental parameters according to IEC 60721, 3-4.

Severe atmospheric and industrial air pollution, dust, salt spray and

sandstorms.

Permissible altitude over the sea level: 1000 m.

Water from sources other than rain: spraying water and water jets with

water velocity 15 m/sec.

Chemically active substances according to IEC 60721, Table 4-4C3.

Mechanically active substances according to IEC 60721, Table 5-4S3.

Dust (suspension): 15 mg/ m³.

Dust (sedimentation): 40 mg/ m³.

Sand: 1000 mg/m³.

9.1.3. Seismicity on the site

The seismic design of the CE shall be based on the seismic qualification

requirements stated in IEEE Std. 693.

The required seismic qualification level shall be: moderate level.

9.1.4. Acceleration during transportation

Vibrations and shocks (non stationary vibrations including shocks). The expected accelerations on the equipment transported on roads to be considered:

Longitudinal: 2g.

Transversal: 1.2g.

Vertical: 1.2g.



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9.1.5. Other requirements:

The CE shall be vermin and bird proof

9.1.6. System data for all items:

9.1.6.1. Rated system voltage (line to line) (kV) 161

9.1.6.2. Highest system voltage (line to line) (kV) 170

9.1.6.3. Highest system voltage (line to ground) (kV) 51.19

9.1.6.4. Maximum phase to ground voltage in case of earth fault………………...…(kV)

171

9.1.6.5. Rated frequency……………….……(Hz) 91

9.1.6.6. Range of frequency variation……...(Hz) 50.5 – 47.2

9.1.6.7. System neutral …………….…………… effectively earthed

9.1.6.8. Fault duration (three phase fault, sec)… 1

9.1.6.9. Line auto - reclosing policy…………… Tree-phase, one shots

9.1.6.10. Insulation level of the equipment to be protected:

Basic Insulation Level – BIL (1.2/50µsec) (kV peak)

750

One minute withstand voltage (50Hz) (kV,

r.m.s) 529

9.1.7. Special requirements for environmental protection

9.1.7.1. Due to the severe environmental conditions to which the equipment may be subjected during its service life, the following requirements for its protection

form an integral part of the Specification and are in addition to the standard design and protective measures which the Manufacturer would normally invoke for these conditions:

9.1.7.2. All aluminum components shall be fabricated from grades of aluminum which show resistance to salt spray and moist conditions; e.g., Al-Mg base

alloys. Al-Cu alloys are not acceptable. After fabrication, all aluminum components shall be anodized according to ASTM B 580 Type A.

9.1.7.3. All copper or copper alloy components shall be electrolytically tinned according to ASTM B 579 Service Condition SC4.

9.1.7.4. Bolts, nuts and washers as well as components such as springs, pins and those for which a tight maintained dimensional tolerance is required shall be made of stainless steel. The preferred stainless steel is an austenitic grade;

however, if physical requirements are overriding, other stainless steel



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grades will be acceptable. Austenitic grade will be subject to a solution quench. Prior to being placed

into service all stainless steel components will be cleaned and passivated.

9.1.7.5. When dimensionally and functionally allowable, all structural support and

associated steelwork of the equipment shall be hot-dip galvanized according to ASTM A 123. The thickness of the zinc shall be at least 100µm on average, but the minimum thickness shall be not less than 90µm.

If dimensional or functional requirements do not allow hot-dip galvanizing, steel parts will be electrolytically zinc plated to a minimum measured

thickness of 20µm.

9.1.7.6. Components such as sleeves or bushings which may be fabricated having an inner face of one metal and a supporting outer face of another, or

conductors which are used with connectors of a dissimilar metal are to have their exposed interfaces protected against moisture.

9.1.7.7. All exposed metal surfaces of the CE shall be coated according to Manufacturer's standard. Include in your technical proposal the painting standard you will use.

9.1.7.8. All components shall successfully withstand in operation the climatic and environmental conditions as defined under clause 9.1.1 and 9.1.2

9.1.7.9. Manufacturer is requested to describe or indicate deviations (see clause 15.2, Annexure "B") from above requirements. In case no deviations are mentioned it will be understood that Manufacturer's offer entirely

complies with the above-mentioned requirements.

9.2. Reliability, availability, maintainability (RAM)

The Bidder is requested to fill in the enclosed Appendix № 3 “Reliability, availability, maintainability and safety” based on relevant information from

users. Bidder shall describe the system of relevant data collection from users. This data is to establish the Contractor’s reliability statements.

9.3. General Properties

9.3.1. The line traps shell be wide-band and tuned.

9.3.2. The line traps shall mounted directly on capacitors (preferred erection) or on the post isolators.

9.3.3. The tuning elements and lightning arrestors of the line traps should be

mounted into the main coil and are easily replaceable without the need to dismount of the line traps.

9.3.4. Offeror shall propose the accessories for alternative suspend mounting of the Line Trap.



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9.4. Electric data

9.4.1. Rated voltage ( KV )……………………….. 161 ©

9.4.2. Rated frequency ( Hz )……………………….. 50 ©

9.4.3. Rated normal current at 45°c ( A )

9.4.3.1. Item 1……………………………………… 2000 ©

9.4.3.2. Item 2……………………………………… 2000 ©

9.4.3.3. Item 3……………………………………… 2000 ©

9.4.3.4. Item 4……………………………………… 3150 ©

9.4.4. Rated insulation level (kVpeak/kVr.m.s.)…... 750/325

9.4.5. Rated short-time thermal withstand current for 1 sec

( kA r.m.s. )

50 ©

9.4.6. Rated peak dynamic withstand current ( kA peak ) 128

9.4.7. Arcing distance not less than ( mm ) 1550

9.5. Line Trap (LT)

9.5.1. Inductance at 100 kHz (mH)

9.5.1.1. Item 1…………………………………….. 0.5 (mH) ©

9.5.1.2. Item 2…………………………………….. 1 (mH) ©

9.5.1.3. Item 3…………………………………….. 2 (mH) ©

9.5.1.4. Item 4…………………………………….. 0.5 (mH) ©

9.5.2. The Offeror shall specify the LT inductance at 50 Hz and

1 kHz frequencies as well.

9.5.3. Rated frequency range (kHz) ©

9.5.3.1. Item 1…………………………………….. 140 to 400 (KHz)

9.5.3.2. Item 2…………………………………….. 87 to 500 (KHz)

9.5.3.3. Item 3…………………………………….. 48 to 500 (KHz)

9.5.3.4. Item 4…………………………………….. 140 to 400 (KHz)

9.5.4. Blocking action wide band tuned

9.5.5. Minimum blocking resistance (Ohm) 600 ©

9.5.6. Minimum blocking impedance within frequency bandwidth (Ohm)

600 ©



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9.5.7. The Offeror shall specify the following for LTs (items1-4):

9.5.8.1. DC resistance at 20°C (Ohm)

9.5.8.2. Quality factor at 100 (kHz) at least 30 ©

9.5.8.3. Tapping (incretion) losses, (dB)

9.5.8.4. Total losses (DC resistance and eddy current

losses) at rated frequency current and 75°C (kW)

9.5.8.5. Self resonant frequency (kHz)

9.5.8.6. Self capacitance (pF)

9.5.8. The Offeror shall indicate Lightning arrestor specification

9.5.9.1. Manufacturer

9.5.9.2. Type designation

9.5.9.3. Rated voltage (kV)

9.5.9.4. Rated discharged current (kA)

9.5.10. The Offeror shall indicate Tuning pack specification

9.5.10.1. Manufacturer

9.5.10.2. Type designation

9.5.10.3. Rated impulse protective level (kV)

9.5.10.4. Device values

9.6. Coupling Capacitor (CC)

9.6.1. Manufacturer

9.6.2. Type designation

9.6.3. The Offeror shall proposed capacitor according to IEC

60358-1, 60358-2 standards.

9.6.4. Rated capacitance ( pF ) 6000 ±10% ©

9.6.5. Change in capacitance between -5°C to +45°C, less than ( % )

±2% ©

9.6.6. Arcing distance not less than ( mm) 1550

9.6.7. Substitute parallel loss impedance between Radio

Frequency (RF) bushing and ground at normal operating conditions shall be equal or less than ( pF ):

100

9.6.8. The Offeror shall specify Substitute series resistance at

carrier frequencies between 35 to 500 kHz measured between HV terminal and RF terminal, (Ohm).

9.6.9. The Offeror shall specify the Self resonant frequency

(kHz)



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9.7. Design & construction

9.7.1. General requirements

9.7.1.1. The CE shall be suitable for outdoor installation, and for

connection to overhead transmission lines.

©

9.7.1.2. The CE shall be capable of withstanding electrical, mechanical and thermal ratings of the specified systems

9.7.1.3. The CE shall be of proven design with established

service operation

9.7.1.4. Field assembly of the CE should be done by bolting. Field welding is not acceptable

9.7.1.5. All electrical safety clearances shall conform to IEC

Recommendations as appropriate for the system conditions described under subcl. 9.4

9.7.1.6. The CE shall be without wheels and minimum four

mounting holes shall be provided on the base

9.7.1.7. The Line trap shall be equipped with the bird barrier on it's upper and bottom ends

9.7.2. TERMINALS

9.7.2.1. Aluminum terminal on the line side shall be provided. The primary terminal shall be connected directly to the LT without any intermediate connection

9.7.2.2. Earth copper terminal marked with appropriate graphical

symbol shall be provided

9.7.2.3. The earthling connections shall be designed to withstand a short circuit current during 1 sec.

9.7.3. INSULATOR

9.7.3.1. The insulator shall be porcelain type. Other types of the insulator (for example: composite type, porcelain

protected by silicon rubber coatings) may be acceptable

9.7.3.2. Color of the insulator shall be Brown or grey.

9.7.3.3. The insulator shall be provided with hydrophobic coating.

The hydrophobic coating shall be suitable for the service conditions mentioned above.

9.7.3.4. The insulator shall be of the alternate sheds type or normal sheds type permitting easy access for cleaning

to all surfaces.



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9.7.3.5. Heavy duty, high grade, high creepage path type, insulator for outdoor and indoor installation, suitable for the service conditions as described under sub clause 9.4

pollution zone III as defined by IEC 60815) shall be provided.

In case the polymer type insulator is offered, the Bidder shall submit all relevant test reports from the neutral Laboratory authorized in accordance with ISO 17025

(e.g. KEMA), to prove that the offered polymer material is suitable for the service conditions as described under

sub clause 9.4 above

9.7.3.6. The insulator shall be only "wind formed" type, not drop shaped type.

9.7.3.7. The recommended dimensions and details of the

insulator are shown on the enclosed drawings (pages B-17, B-18, B-19).

9.7.3.8. The material used in attaching the flange to porcelain insulator shall be such as to form a slanted circular zone

at the upper part of the flange and above it so as not to permit water accumulation.

Any change in shape with aging of material in that zone shall be unacceptable. Manufacturer is required to send drawing and to give details about type of materials used

(bonding material, primer, final paint, etc.)

9.7.3.9. Minimum phase to ground external creepage distance (25 mm/kV):

4250

9.7.3.10. Arcing distance not less than (mm) ……………

In case of lower values than 1063 mm the impulse and power frequency test reports for offered insulators shall be provided to prove that the insulation withstand

conditions are fulfilled.

1550



- 17B -

ALTERNATE-SHEDS TYPE INSULATOR

RECOMMENDED FOR CC\ Insulators

S-S1 > S1

P1-P2 ≥ 15 mm

S1/P1 ≥ 0.8

C = mm

a > 5°

P.F. > 0.7

Kd = 1

Dm < 300 mm

l = 25 mm/kV

L = 4250 mm

C.F. (L/A) ≤ 4

ld1/ d1

ld2/ d2

Kd = Factor to increase the creepage distance

Dm = (De1+De2+2Di)/4

l = Minimum specific creepage distance per phase

(related to highest system voltage phase to phase)

L = Phase to ground external creepage distance

A = Arcing distance.

P.F. = Profile factor (2P1+2P2+S)ld2

C.F. = Creepage factor (L/A)



- 18B -

NORMAL-SHEDS TYPE INSULATOR

RECOMMENDED FOR CC\ Insulators

S/P ≥ 0.8

C = mm

a > 5°

P.F > 0.7

Kd = 1

Dm < 300 mm

l = 25 mm/kV

L = 4250 mm

C.F. (L/A) ≤ 4

ld/ d


Dm = (De +Di)/2

l = Minimum specific creepage distance per phase (related to highest system

voltage phase to phase)


A = Arcing distance.

P.F. = Profile factor (2P+S)ld

C.F. = Creepage factor (L/A)



- 19B -

COMPOSITE INSULATOR

RECOMMENDED FOR

CC\ Insulators

S/P > 0.75 – 0.8

C = mm

a 12°

Kd = 1

Dm < 300 mm

l = 25 mm/kV

L = 4250 mm

L/A < 4

ld/ d

Dti mm

Dte mm

Di mm

De mm


Dm = (De +Di)/2; for 300mm < Dm < 500mm, kd=1.1

l = Minimum specific creepage distance per phase (related to highest system voltage phase to phase)


A = Arcing distance



- 20B -

9.7.4. Stresses on mounted equipment

9.7.4.1. Guaranteed mean value of failing load (120% F) not less

than (N)

8000

9.7.4.2. Service load (-40%F) (sum of all loads occurring simultaneously in service: conductor pull, conductor

weight and wind, short-circuit excepted) in any direction in space not less than: ( N ).........

2700

9.7.4.3. Short-time load (F*) (sum of all loads occurring

simultaneously in case of short-circuit) in any direction in space not less than ( N ):

6700

9.7.4.4. Contractor shall indicate:

Torsional strength (Nm)

Testing load for 60 sec., applied to the midpoint of the terminal, perpendicularly to the insulator axis (N)

Recommended rope pull ( N )

Wind load at wind velocity 44 m/sec

9.8. Commissioning

9.8.1. Contractor shall be responsible for the commissioning of all equipment covered under his contract in case it will be requested by Purchaser.

9.8.2. Contractor shall prepare and submit three months prior to the start of commissioning, a Commissioning Program for approval by Purchaser.

9.8.3. The Commissioning Program shall include indications for:

9.8.3.1. Commissioning inspection to detect faults which have occurred during transportation, storing or assembly at its final location

9.8.3.2. Preparation for use and procedures to describe the activities required to prepare systems for testing and operation.

9.8.3.3. Checking of rated data, connection, loading etc. of the equipment and necessary interface with the equipment supplied by others.

9.8.3.4. Testing as detailed in tests on site program including:

the test objective- test intent

required performance data- prerequisites

sequence of activities

acceptance criteria

9.8.3.5. Putting the equipment into service.

9.8.3.6. Final check.



- 21B -

9.8.3.7. The critical limits of each criteria for which the equipment should be drawn out from service.

9.8.4. Changes and modifications to the Commissioning Program shall also be approved by Purchaser.

9.8.5. Commissioning results shall be witnessed by the Purchaser and documented on forms to be agreed upon by the Contractor. The record shall include other such as omissions or unsatisfactory test results.

9.8.6. The Contractor shall maintain an up to date record of all inspections and

tests, which shall be handed over to Purchaser at the completion of the site testing and commissioning.

9.8.7. The Purchaser shall be responsible for connection and disconnection of the

equipment to and from system, including first energization, but with the advice and technical assistance of the Contractor (if required).

9.8.8. The Contractor shall be responsible for supplying commissioning personnel

with a good knowledge in all relevant operations prior and for commissioning and will be requested to submit a list giving name, experience and proposed duration on site.

9.8.9. The Contractor shall be responsible for safety of personnel, ours or his own,

involved in commissioning and shall take all possible precautions and be fully aware of dangers involved in testing. Contractor's personnel should

also be ensured against death, personal accident and health while in Israel and be covered by Employers Liability Insurance applicable in their country of origin.

9.8.10. Major failure or damage to equipment will require either its return to the

factory or assignment of a special crew to carry out repairs.

9.8.11. Commissioning personnel shall repair minor failure.

9.8.12. All expensive (including transport to factory and return) in connection with damages and repairs as described above shall be paid by Contractor.

9.8.13. If supervision of erection or commissioning by Contractor is necessary it has

to be indicated.

9.8.14. The validity of the warranty period shall be confirmed also in case that the erection and commissioning will be performed by Purchaser without

Contractor supervision.



- 22B -

9.9. Operation & maintenance

9.9.1. General

9.9.1.1. The CE shall be designed for live-washing (automatic and manual) taking

into account service conditions described under subcl. 9.4.

9.9.1.2. A complete set of tools for maintenance and repair work (if applicable) shall be provided together with relevant drawings or photos and full instructions

for use in English.

9.9.1.3. Manufacturer shall ensure spare parts (if applicable) for the delivered

equipment for a period of life duration.

9.9.1.4. Manufacture shall ensure training course for IEC erection and operating people.

9.9.2. Spare & renewal parts

9.9.2.1. The Contractor shall indicate in the Proposal the life duration of the CE and the normal replacement cycle.

9.9.2.2. The Contractor shall include in its technical proposal a detailed list of spare

parts, recommended for:

The short term: start-up, commissioning and until expiration of the

warranty period.

The long term: spare parts for periods of 5 (five) and 10 (ten) years after the end of the warranty period.

9.9.2.3. The catalog and the lists shall include for each item:

Item description and item designation.

Likelihood that the part will be required for replacement during each relevant period (short term, long term).

Name of Contractor and Manufacturer.

Necessary catalogue data for separate order.

Optimal stocking level.

If the supply is from the stock or by manufacturing after order.

Lead time before supply (including transport time to Israel).

Price.

9.9.2.4. All Spare Parts shall be new and unused in all cases.

The Purchaser reserves the right to purchase said parts directly from the Manufacturer or from another subcontractor.

The Contractor warrants that spare and renewal parts shall be available for at least ten (10) years after supplying of the CE. The Contractor guarantees that all the Spare Parts features will be

according to its catalogue and that the catalogue is periodically updated. The Contractor shall give tree lists of recommended spare parts.



- 23B -

10. TESTS & INSPECTIONS

10.1. TESTS - GENERAL

10.1.1. Contractor shall perform Production Tests to check the quality and uniformity

of the workmanship and materials used in the manufacture of the CE.

10.1.2. Tests shall be carried out according to requirements further specified and 8 (eight) copies of the relevant test reports for the proposed type of equipment

shall be submitted to Purchaser with the proposal.

10.1.3. 8 (eight) weeks prior to the execution of the routine tests (also special tests)

the Contractor shall notify the Purchaser of the exact date of performing the test.

10.1.4. The Contractor shall submit test data to prove that the design has the

capability to meet all the ratings as specified in Annexure "B" as well as relevant test reports.

10.1.5. The Contractor shall prepare and submit an acceptance test plan according to this Specification at least 8 (eight) weeks before the testing.

10.1.6. The Purchaser can require carrying out the tests in the presence of the

Purchaser representatives.

10.1.7. The Contractor shall submit a list of all tests to be performed on site, after

mounting of the equipment and during operation.

10.1.8. The Contractor shall indicate permissible tolerance for each test value.

10.1.9. Contractor shall submit with the test reports a list of all measuring

instruments including their accuracy class and type, test equipment and test circuits, calibration certificate from authorized laboratory.

10.1.10. The equipment can be delivered only after Purchaser's approval of all

relevant routine test reports.

10.2. TYPE TESTS

10.2.1. Type tests from a neutral Laboratory authorized in accordance with ISO 17025 (e.g. KEMA) performed for the offered type of the equipment

according to the provisions of the latest relevant issue of IEC Recommendations shall be submitted to Purchaser in 8 (eight) copies with

the proposal (tender).

10.2.2. Purchaser can require from Contractor to perform again type tests that are not performed according to the requirements in this Specification.



- 24B -

10.3. ROUTINE TESTS

10.3.1. Contractor shall perform routine tests for all offered Items according to

provisions of the latest relevant issue of IEC Recommendations and submit all relevant test reports as defined in Appendix №1 ©.

10.3.2. Contractor shall submit the routine tests reports to Purchaser for approval in 8 (eight) copies one month prior to delivery.

10.3.3. The equipment can be delivered only after approval of all routine test report.

10.4. SPECIAL TESTS

10.4.1. Contractor shall perform special tests for all offered Items and submit all relevant test reports as defined in Appendix №1

10.4.2. The equipment can be delivered only after approval of all special test

reports

10.5. ACCEPTANCE TESTS

10.5.1. In addition to the tests mentioned above Manufacturer shall perform the acceptance tests (if applicable) and supply test reports accordingly.

10.6. EQUIPMENT QUALIFICATION TO PROVE SEISMIC WITHSTAND

10.6.1. The offered CE shall be analyzed to prove the seismic design. The equipment shall be qualified according to IEEE Std 693

Required seismic qualification level – Moderate level.

10.6.2. After performing the analysis the Contractor shall submit for approval the calculations that demonstrate the anchorage requirements according to IEEE Std 693

11. PACKAGING & DELIVERY

11.1. In addition to the provision of the General Conditions Annexure "A", Contractor shall package all shipment in such manner as required to prevent any damage to the equipment during prolonged storage (2-3 years) under

the climatic and environmental conditions described under clause 9.1.1 and 9.1.2

11.2. Any components or accessories not included in the main shipment shall be shipped by Air Mail, by Air Express or by Air Freight, at Contractor's expense.



- 25B -

11.3. The spare parts and special tools shall be packed separately and a detailed packing list shall be sent.

11.4. All components or accessories shipped dismantled for field assembly shall be suitably tagged to show its identification. Tags shall be exceptionally

durable and security tied to items by wire or other approved methods

11.5. Contractor shall include a Bill of Materials with a shipment to enable the Purchaser to determine if all disassembled items have been received.

11.6. Contractor shall submit prior to erection a detailed tabulation of all field mounted items with at least the following information:

Contractor's shop order number (if any).

Number of items.

Manufacturer and/or Supplier (if other than Contractor).

Type or catalog number, if listed.

Short description including service and on what device it is mounted.

Shipping date.

Shipping details.

11.7. A three direction shock indicator calibrated for 10g acceleration non-resettable type shall be provided in each crate.

11.8. Contractor shall supply 3 (three) months before the shipment of the equipment 5 (five) sets of the complete Bill of Materials to enable checking and identifying of the equipment upon receipt of the same.

11.9. Each item shall be separately packed and the destination clearly marked.

11.10. Each packing crate shall have a packing list and in addition shall be marked

with following information:

Descriptive name(s) of equipment or supplies contained.

Quantity packed in a crate.

Serial numbers, if any, of the equipment contained.

Contract (order) number.

Contractor's name and address (city, state, and country).

Gross weight of container.

Complete destination marking.

Indication in which position (horizontal or vertical) the equipment has to

be transported.



- 26B -

12. STORAGE & HANDLING

12.1. With regard to the shipment and handling of all equipment to be provided by the Contractor to the Purchaser, Contractor shall be responsible for

ensuring that shipment and handling shall be wholly in the conformance with Article B of IECo General Conditions for Equipment and Material Purchases attached to this Specification as Annexure "A"

12.2. Taking into account the specific climatic conditions described under clause

9.1 the Contractor shall indicate:

o The requirements for prolonged storage before erection.

o The maximum allowed storage time not energized without

equipment damage (months).

12.3. All items should have their lifting, jacking and haulage points.

13. NAMEPLATE / MARKING

13.1. Each LT shall be provide with corrosion proof and clearly legible nameplate of suitable material including the data indicated in IEC 60353-1 section four(4).

13.2. Each CC shall be provide with corrosion proof and clearly legible nameplate of suitable material including the data indicated in IEC 60358-1 cl.12.2 .

13.3. In addition the following data shall be provided:

Date of manufacture.

Name and number of standard.

13.4. The nameplate shall be subject to Purchaser's approval.



- 27B -

14. NOTES

Progress Reports shall be submitted in accordance with General Conditions Annexure "A".



- 28B -

15. SPECIAL REQUIREMENTS

15.1. COMMENTS BY MANUFACTURER ON ANNEXURE "B"

Name of Contractor: ___________________________________________



- 29B -

15.2. DEVIATIONS FROM REQUIREMENTS

Name of Contractor: ____________________________________________

Contractor is requested to describe or indicate deviations of the equipment

and accessories from all requirements in this Specification.

In case no deviations are mentioned it will be understood that Contractor's offer entirely complies with all requirements in this Specification.



- 30B -

15.3. CONFORMITY WITH PROPOSAL DOCUMENTS

Name of Contractor: ________________________________________

Contractor hereby certifies that he agrees to all provisions of the Proposal Documents unless exceptions are specifically and clearly listed in the Proposal and identified as Exceptions. Contractor printed terms and

conditions are not considered specific exceptions. Any exceptions, which Contractor has taken, are listed on Page:

____________________________________________________________

Contractor hereby certifies that he agrees to all conditions of the cover letter of THE ISRAEL ELECTRIC CORPORATION LIMITED, which accompanies

the Proposal Documents.

______________________ ______________________________

Signature of Contractor Date of Proposal

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