SIMOSEC 12 en 20100211 - infrastructure- · PDF file© Siemens AG 2009 Transformer Panel...

SIMOSEC 12Safe, Compact, Modular

Feb 11th , 2010 Energy Sector / E D MV 2SIMOSEC 12

© Siemens AG 2009

Siemens Medium Voltage Switching Technologies (Wuxi) Ltd.

Welcome!Welcome!


© Siemens AG 2009

Main Applications for Medium-Voltage Switchgear

Power transmissionHigh and extra-high voltage > 72 kV

Primary distribution levelMedium voltage up to 40.5 kVup to 40 kA (3s)

Secondary distribution levelMedium voltage up to 24 kVup to 25 kA (1s)

Distribution levelLow voltage < 1 kV

8DJH SIMOSEC (12)

8DAB10 NXPLUS NXPLUS C

Power generationPower stations

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Neues Bild


© Siemens AG 2009

Content

� Overview

� Technical Data

� Typicals

� Panel Design

• Switchgear Panels• Busbar Compartment• Operation• Switchgear Vessel• Circuit-Breaker• Measuring• Low-Voltage Compartment• Cable Connection• Interlocks

� Classification According to IEC 62 271-200

� Customer Benefit


© Siemens AG 2009

SIMSOSEC 12Technical Features

� Up to 12 kV, 25 kA, 1250 A busbar,630 A feeders

� Metal-enclosed

� Single busbar

� Air-insulated

� Factory-assembled, type-tested switchgear according to IEC 62 271-200


© Siemens AG 2009

Customer Benefit

� Compactness

� Operational safety,

� Reliability

� Economy, ecology


© Siemens AG 2009

General Information

� Market introduction for SIMOSEC (standard) in April 2001

� Market introduction for SIMOSEC 12 in 2009

� Successful operation in approx. 50 countries until today

� The air-insulated switchgear for application in

• Substations and customer transfer substations as well as distribution and switching substations used by power supply and public utilities

• Public buildings like high-rise buildings, railway stations, hospitals

• Industrial plants

� More than 31,300 panels SIMOSEC (at the end of 2008) delivered

� Our experiences are based on more than 600,000 delivered gas-insulated switchgear 8DJ and 8DH and SIMOSEC


© Siemens AG 2009

SIMOSEC 12 Technical Data

1250 *1250 *AOption

21002100mmHeight with low-voltage compartment, 350 mm high

17501750mmHeight (standard)

IP3XD

IP65

630

630

25

20

63

63

75

28/42*

50/60

12

Dimensions

IP3XDSecondary part

IP65Degree of protection Primary part

630ARated normal current for feeders (depending on panel type)

630ARated normal current for busbar Standard

25kARated short-circuit breaking current

20kARated shot-time withstand current, 3 s

63kARated short-circuit making current

63kARated peak withstand current

60kVRated lightning impulse withstand voltage

20kVRated short-duration power-frequency withstand voltage

50/60HzRated frequency

7.2kVRated voltage

* Maximum value


© Siemens AG 2009

Technical Data


© Siemens AG 2009

SIMOSEC 12 Typicals


© Siemens AG 2009

Overview of Typicals:Ring-Main Panel Type R

Type R

375 mm

R(T)

375 mm

Transfer panel to left or right; attachedto panels type M

R1

500 mm

Feeder; Double cables, surge arresters


© Siemens AG 2009

Overview of Typicals:Transformer Panel Type T

Type

Panel width

Application

T

375 mm

Feeder

Type

Panel width

Application

T1

500 mm

Feeder


© Siemens AG 2009

Overview of Typicals:Cable Panel Type K

Type

Panel width

Application

K

375 mm

Feeder

Type

Panel width

Application

K1

500 mm

Feederdouble cables, surge arresters


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Busbar Raiser Panel H / Sectionalizer Panel L(T)


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Circuit Breaker Panel with CB 1.1


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Transfer Panel L(T) with CB 1.1


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Busbar Metering Panel M(VT-F)


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Metering Panel (1) – Type M


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Metering Panel ( 2 ) – Type M(-B) / M(-BK)


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Metering Panel ( 3 ) – M(-K)


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Ring-Main Panel Type R

Cable sealing end (not included in scope of supply)

Capacitive voltage detecting system

Control board

Metal partition

Low-voltage niche

Busbar compartment

Bushing-type insulator


Cable compartment

Options:- Mounted cable clamps- Cable-type current transformers 4MC7033 or three-phase current transformer on the bushing-type insulators

Three-position switch-disconnector in switchgear vessel, metal-enclosed

Low-voltage compartment (option)

Short-circuit / earth-fault indicator (option)


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Transformer Panel Type T

Metal partition

HV HRC fuse (option)

Capacitive voltage detecting system (option for TR)

Cable connection, air-insulated

Earthingswitch at the feeder

Cable compartment

Terminal for HV HRC fuse assembly (with tripping)

Low-voltage niche

Busbar compartment



Control board Three-position switch-disconnector in switchgear vessel, metal-enclosed


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Circuit-Breaker Panel Type L 500 mm

Cable sealing end (not included in scope of supply)

Low-voltage niche

Mounting location for three-phase current transformer(option)

Three-position switch-disconnector and vacuum circuit-breaker in switchgear vessel, metal-enclosed, fixed-mounted

Bushing-type insulator for cable connection


Metal partition

Busbar compartment



Cable compartment

Control board


© Siemens AG 2009

Circuit-Breaker Panel Type L 750 mm

Cable connection, air-insulated

Low-voltage niche

Mounting location for three-phase current transformer(option)

Three-position switch-disconnector and vacuum circuit-breaker in switchgear vessel, metal-enclosed, fixed-mounted

Bushing-type insulator for cable connection


Metal partition

Busbar compartment



Cable compartment

Control board


© Siemens AG 2009

Metering Panel as Billing Metering Panel Type M

Connection compartment for billing metering transformers

Built-in equipment (option)

Current transformer,cast-resin insulated

Voltage transformer,cast-resin insulated

Low-voltage niche

Busbar compartment

Post insulator for busbar



© Siemens AG 2009

Busbar Compartment

� Safe-to-touch due to metal enclosure

� Metal-clad busbar compartment

� 1-pole design, bolted from panel to panel

� Easy switchgear extension possible

� Standard: 630 A, flat copperOption: 1250 A, round copper


© Siemens AG 2009

Operation of Three-Position Switch (R)

Option: Ready-for-service indicator for switching device

Option: Sockets for capacitive voltage detecting system

Switch position indicationfor load-break function “CLOSED – OPEN”

Switch position indicationfor earthing switch function “OPEN – EARTHED”

Option:Locking device for three-position switch-disconnectorMimic diagram

Feeder designation label

Rating and type plate

Interlock of cable compartment cover


© Siemens AG 2009

Operation of Three-Position Switch (T)



Switch position indicationfor load-break function “CLOSED – OPEN”


Option:Locking device for three-position switch-disconnectorMimic diagram



Interlock of cable compartment cover

Spring charged indicator for stored-energy “OPEN”

Operation for stored-energy mechanism- stored-energy „OPEN“ (red)- stored-energy „CLOSED“(gray)


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Operation of Circuit-Breaker Type 1.1


Mechanical “ON” pushbutton (not supplied with spring-operated mechanism)

Charging the closing spring with stored-energy mechanism

Switch position indication


Mechanical “OFF” pushbutton


Manual operation for load-break function

Manual operation for earthing switch function

Switch position indication for load-switch function “CLOSED – OPEN”

Operating cycle counter



Mimic diagram


© Siemens AG 2009

Operating Mechanism for Three-Position Switch-Disconnector / Disconnector

� Hermetically welded

� Bushings screwed

� Free of ageing

� Rotary operating mechanism

CLOSED

CLOSED

OPEN

EARTHED

EARTHING

OPEN

Operating shaft


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� Independent on environment

� Independent on altitude

Check this indicator after transportation

1 Filled with SF6 vessel, 20°C 1400 hPa (absolute)

2 Pressure of box inside vessel20°C 1000 hPa (absolute)

3 magnatic

Indicator:4 red: not ready for service5 green: ready for service

Signal contact is option

SIMOSEC 12 Ready for Service Indicator


© Siemens AG 2009

Block-Type Current Transformers and Voltage Transformers

4MA7 current transformer

� Designed as indoor block-type current transformer, 1-pole

4MR voltage transformer

� Designed as indoor voltage transformer, 1-pole or 2-pole (option)

Application

� For billing metering panels type M

� For bus riser panel type H

� For installation at the feeder


© Siemens AG 2009

Low-Voltage Compartment

� Height: 350 mm550 mm (option)

� For installation on the panel

� For accommodation of protection, control, metering and measuring devices

� Usable mounting depth: 442 mm

Low-voltage compartment

Overall height: 350 mm (standard)


© Siemens AG 2009

Classification According to IEC 62 271-200

Partition class: PM

Loss of service continuity category :

� LSC 2B (for switchgear panels without HV HRC fuses)

� LSC 2A (for switchgear panels with HV HRC fuses)

� Switchgear panels type M or type H are also an integral part of the busbar within a SIMOSEC 12 switchgear assembly. According to IEC 62 271-200 a category is not applied


© Siemens AG 2009

Classification According to IEC 62 271-200

Accessibility of compartments:

� Busbar compartment: Tool-based

� Switching-device compartment : Non-accessible

� Low-voltage compartment: Tool-based

� Cable compartment without HV HRC fuses: Interlock-controlled

or tool-based

� Cable compartment with HV HRC fuses: Interlock-controlled


© Siemens AG 2009

Compactness

Our solution3-pole primary enclosure

Combined disconnector and earthing switch,compact switch design

Phases arranged one behind the other

Integrated low-voltage nichefor accommodation of e.g. terminals, m.c.b.’s, pushbuttons and protection devices

Welded stainless-steel vessels

for switching devices, with insulating gas SF6

Your benefitMinimum space requirements,efficient use of existing rooms, reduced volume for new constructions,compact design reduces transport andinstallation costs to a minimum

No cable basement required

The modular, space saving designenables application in

- substations and customer transfer substations as well as distribution and switching substations used by power supply and public utilities

- public buildings like high-rise buildings, railway stations, hospitals

- industrial plants


© Siemens AG 2009

Personal Safety

Your benefitTouching of live parts excluded,extremely high degree of protection of the primary part

Accidental opening of vessel excluded

Maloperation excluded

Verification of safe isolation from supplywithout opening the enclosure

Our solutionLSC2A or LS2B panels

All switching operations can be performed with closed panel front

Logical mechanical interlocks

Capacitive voltage detecting systemto verify safe isolation from supply

Feeder earthing possible with make-proof earthing switches

HV HRC fuses and cable sealing endsonly accessible when feeders are earthed


© Siemens AG 2009

Operational Safety, Reliability

Our solutionHermetically welded switchgear vesselwith welded-in bushings for cable connection, busbar and operating mechanism

Operating mechanism components maintenance-freeoutside the switchgear vessel

Type and routine tests, quality management

NC production processes

Busbar in metal-clad busbar compartment

Current transformers as three-phase current transformers

Your benefitMTBF (2,625 years at the moment for SIMOSEC)

More than 600,000 switching-devicecomponents in world-wide operation foryears

Low susceptibility to faults in case of humidity and pollution

No dielectric and dynamic stress forcurrent transformers

No cross insulating of isolating distancesfrom phase to phase


© Siemens AG 2009

Economy, Ecology

Our solutionCompact construction

Economic production

SF6 only used in hermetically sealed pressure system

100% SF6-recycling by means of special tools

Listing of all materials used

Your benefitMinimized owner expenses, high availability

Reduced transport costs

Minimum requirements regarding the building

Low volume

Reliable, calculable disposal


© Siemens AG 2009

SIMOSEC 12, the air-insulated switchgear up to

12 kV, 25 kA, 630 A feeder, 1250 A busbar

Thanks for your attention.

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