Post on 01-May-2018
© ABB Group October 29, 2012 | Slide 1
UniGear ZS1Product presentation
Medium Voltage Products
© ABB Group October 29, 2012 | Slide 2
UniGear – Product Presentation
UniGear provides solutions which were previously made by ABB in a variety of product lines.
UniGear ZS1 – Product Presentation
The most complete range
Complies with…
IEC Standards
GOST (Russia)
GB (China)
CSA (Canada)
as well as main…
Shipping Registers Regulations
© ABB Group October 29, 2012 | Slide 3
IEC classification
LSC-2B (Busbar, feeder and apparatus compartments physically and electrically segregated) and PM (partition metallic)classified according the IEC 62271-200
Complete of safety mechanical interlocks (interlock-controlled and tool-based accessible compartments)
Metallic shutters operated by the apparatus movement
Closed door apparatus racking
© ABB Group October 29, 2012 | Slide 4
Arc-proof version
Internal arc classified IAC AFLR according to the IEC 62271-200 Annex AUniGear is in full accordance to all the five criteria:
Front, rear and lateral arc resistance.
1. The doors of the switchboard must remain closed and no opening of the cover panels must occur;
2. Any part of the switchboard which may be hazardous for personnel must not be ejected;
3. No holes must appear in the external housing of the switchboard in any parts accessible to personnel;
4. The vertically and horizontally arranged fabric indicators placed outside the switchboard must not get burnt;
5. All the switchboard earthing connections must remain effective.
© ABB Group October 29, 2012 | Slide 5
Vibration test
Inclination test
Fully type tested according to IEC standard;Additional tests performed in compliance with shipping registers regulations;Specifically tested to be in compliance with several local requirements (e.g. GOST and GB);
Seismic tests performed according to IEC (IEC 68-2-6 / 68-2-57) and IEEE standards (IEE Std. 693-1977);
Marine and seismic tests
© ABB Group October 29, 2012 | Slide 6
Back to wall installation
Maintenance and service operations performed from the front
Front access to all the compartments (apparatus, busbars, cables)
Comfortable front cables access.
© ABB Group October 29, 2012 | Slide 7
© ABB Group October 29, 2012 | Slide 8
Fully interlocked
Safety interlocks between all the switching devices and compartments doors
Error-free interlocking system to prevent any incorrect operation
Keylocks and padlocks facilities on all the devices, doors and shutters.
© ABB Group October 29, 2012 | Slide 9
Earthing switch
With full making capacity
Short time withstand current for 1 seconds
Operated from the front
Provided with secure position indicators
Motor operated drive mechanism available.
© ABB Group October 29, 2012 | Slide 10
Switchgear fixed on the skid
© ABB Group October 29, 2012 | Slide 11
UniGear ZS1 product family
UniGear ZS1, a unique solution for three design concepts:Single level / single busbarDouble levelDouble busbar system (standard and back to back)
© ABB Group October 29, 2012 | Slide 12
UniGear ZS1 - Single level / single busbar
© ABB Group October 29, 2012 | Slide 13
Rated voltageTest voltage (50-60 Hz/1 min)
Impulse withstand voltageRated frequency
Rated short-time withstand currentPeak withstand current
Internal arc withstand currentRated current of the main busbars
Rated circuit-breaker thermal currentFeeders rated current
[kV][kV][kV][Hz][kA][kA][kA][A][A][A]
Up toUp toUp toUp toUp to
12 (*)2875
50-6050
12550
40004000
6301250160020002500315036004000
Rated voltageTest voltage (50-60 Hz/1 min)Impulse withstand voltageRated frequencyRated short-time withstand currentPeak withstand currentInternal arc withstand currentRated current of the main busbarsRated circuit-breaker thermal currentFeeders rated currentwith natural ventilation
Feeders rated currentwith forced ventilation
[kV][kV][kV][Hz]
[kA 3s][kA]
[kA 1s][A][A][A]
Up toUp toUp toUp toUp to
122875
50-6050
12550
40004000
6301250160020002500315036004000
17,53895
50-6050
12550
40004000
6301250160020002500315036004000
2450
12550-60
31,580
31,531503150
6301250160020002300
25003150
UniGear ZS1 - Single level / single busbarElectrical characteristics
© ABB Group October 29, 2012 | Slide 14
Circuit breakers units
W=650mm 630-1250A …31,5kA
W=800mm 1250-2000A …50kA
W=1000mm 2500-4000A …50kA
Fused vacuum contactor units up to 12kV
W=650mm 400A …50kA
All units
H=2200mm (2675mm with exhaust gas duct)
D=1340/1390(¹)-1700(2)mm Bottom entry
D=1650/1700(¹)mm Bottom(3) & top entry
D=2170mm Bottom(³) & top entry
(1) 1390mm for 12/17,5kV at 3150-4000A
(2) 1700mm for 24kV
(3) With additional features
W
H
D
UniGear ZS1 - Single level / single busbarMain informations
© ABB Group October 29, 2012 | Slide 15
Cables compartment
Busbar compartment
Apparatus compartment
Gas duct
Auxiliary compartment
UniGear ZS1 - Single level / single busbarSection view
© ABB Group October 29, 2012 | Slide 16
UniGear ZS1 - Double level / double level duplex
© ABB Group October 29, 2012 | Slide 17
UniGear ZS1 - Double level / double level duplexElectrical characteristics
Rated voltageTest voltage (50-60 Hz/1 min)Impulse withstand voltageRated frequencyRated short-time withstand currentPeak withstand currentInternal arc withstand current
Rated current of the main busbarsRated current branch connection
[kV][kV][kV][Hz]
[kA 3s][kA]
[kA 0,5s][kA 1s]
[A][A]
Up toUp toUp toUp toUp to
7,22060
50-6050
1255040
1600630
100012501600
122875
50-6050
1255040
1600630
100012501600
17,53895
50-6040
100-
401600
630100012501600
© ABB Group October 29, 2012 | Slide 19
Circuit-breakers units
W=750mm 630-1000A …31,5kA
W=900mm 1250-1600A …50kA
Fused vacuum contactor units up to 12kV
W=750mm 400A …50kA
All units
H=2700mm
D=1976mm Bottom & top entry
W
H
D
UniGear ZS1 - Double levelMain informations
© ABB Group October 29, 2012 | Slide 20
Cables compartment
Busbar compartment
Apparatus compartment
Gas duct
Auxiliary compartment
UniGear ZS1 - Double levelSection view
© ABB Group October 29, 2012 | Slide 21
Circuit-breakers units
W=750mm 630-1000A …31,5kA
W=900mm 1250-1600A …50kA
Fused vacuum contactor units up to 12kV
W=750mm 400A …50kA
All units
H=2700mm
D=1976mm Bottom & top entry
UniGear ZS1 - Double level duplexMain informations
W
H
D
© ABB Group October 29, 2012 | Slide 22
Cables compartment
Busbar compartment
Apparatus compartment
Gas duct
Auxiliary compartment
UniGear ZS1 - Double level duplexSection view
© ABB Group October 29, 2012 | Slide 29
UniGear ZS1 - Double busbar system
© ABB Group October 29, 2012 | Slide 30
Rated voltageTest voltage (50-60 Hz/1 min)Impulse withstand voltageRated frequencyRated short-time withstand currentPeak withstand currentInternal arc withstand currentRated current of the main busbarsRated circuit-breaker thermal currentDouble disconnector feeders rated current
Duplex feeders rated current
[kV][kV][kV][Hz]
[kA 3s][kA]
[kA 1s][A][A][A]
[A]
Up toUp toUp toUp toUp to
122875
50-6031,5
8031,5
40004000
6301250160020002500315036004000
17,53895
50-6031,5
8031,5
40004000
6301250160020002500315036004000
2450
12550-60
256325
25002500
630125016002000
2500
UniGear ZS1 - Double busbar systemElectrical characteristics
© ABB Group October 29, 2012 | Slide 31
UniGear ZS1 - Double busbar systemBasic features
Double busbar system in one unit
Disconnectors between busbars
Same features as single busbar system
© ABB Group October 29, 2012 | Slide 32
Circuit-breakers units
W=650mm 630-1250A …31,5kA
W=800mm 1250-2000A …31,5kA
W=1000mm 2500-4000A …31,5kA
All units
H=2200mm (2700mm with exhaust gas duct)
D=2021/2120(¹) 2570mm Bottom entry
(1) 2120mm for 12/17,5kV at 3150-4000A (duplex units)
UniGear ZS1 - Double busbar systemMain informations
W
H
D
© ABB Group October 29, 2012 | Slide 33
Cables compartment
Busbar compartment
Apparatus compartment
Gas duct
Auxiliary compartment
UniGear ZS1 - Double busbar systemSection view
© ABB Group October 29, 2012 | Slide 34
Busbars system 1
Earthing bar
Cable clamps
Cable terminals
Current transformer
Voltage transformer
Earthing switch moving contact
Earthing switch fixed contact
Busbars system 2
Busbar disconnector 2
Busbars system
Busbars systemssegregation bushing
1719
1 1
27
23Busbar disconnector 1
Circuit-breaker lower fixed contact
Circuit-breaker upper fixed contact
Busbars system 2
disconnector segregation plate
17
UniGear ZS1 - Double busbar systemMain components
© ABB Group October 29, 2012 | Slide 35
Upper fixed contact
Lower fixed contact
Moving contact
Actuating shaft
Beaver gear mechanism
Spring contacts
Spring contacts
Insulating support
UniGear ZS1 - Double busbar systemBusbar disconnector in open position
© ABB Group October 29, 2012 | Slide 36
Moving contact
Upper fixed contact
Lower fixed contact
Actuating shaft
Beaver gear mechanism
Spring contacts
Spring contacts
Insulating support
UniGear ZS1 - Double busbar systemBusbar disconnector in closed position
© ABB Group October 29, 2012 | Slide 37
UniGear ZS1 - Double busbar systemInterlocks on disconnectors
Busbar disconnectors are provided with electrical interlocks by means of active magnet lock (it enables the operation when energised)
For manual operation only, the extraction of the operation lever is mechanically locked unless the busbar disconnector is in a definite position (open/close)
© ABB Group October 29, 2012 | Slide 38
UniGear ZS1 – Back to back
© ABB Group October 29, 2012 | Slide 39
Rated voltageTest voltage (50-60 Hz/1 min)
Impulse withstand voltageRated frequency
Rated short-time withstand currentPeak withstand current
Internal arc withstand currentRated current of the main busbars
Rated circuit-breaker thermal currentFeeders rated current
[kV][kV][kV][Hz][kA][kA][kA][A][A][A]
Up toUp toUp toUp toUp to
12 (*)2875
50-6050
12550
40004000
6301250160020002500315036004000
Rated voltageTest voltage (50-60 Hz/1 min)Impulse withstand voltageRated frequencyRated short-time withstand currentPeak withstand currentInternal arc withstand currentRated current of the main busbarsRated circuit-breaker thermal currentFeeders rated currentwith natural ventilation
Feeders rated currentwith forced ventilation
[kV][kV][kV][Hz][kA][kA][kA][A][A][A]
Up toUp toUp toUp toUp to
122875
50-6050
12550
40004000
6301250160020002500315036004000
17,53895
50-6040
10040
40004000
6301250160020002500315036004000
2450
12550-60
256325
25002500
630125016002000
2500
UniGear ZS1 – Back to backElectrical characteristics
© ABB Group October 29, 2012 | Slide 40
UniGear ZS1 – Back to backBasic features
Double busbar system in back to back arrangement
Circuit-breakers between busbars
Same features as single busbar system
© ABB Group October 29, 2012 | Slide 41
Circuit breakers units
W=650mm 630-1250A …31,5kA
W=800mm 1250-2000A …50kA
W=1000mm 2500-4000A …50kA
Fused vacuum contactor units up to 12kV
W=650mm 400A …50kA
All units
H=2200mm (2675mm with exhaust gas duct)
D=2680mm for 12/17,5kV Bottom entry
D=3085mm for 24kV Bottom entry
W
H
D
UniGear ZS1 – Back to backMain informations
© ABB Group October 29, 2012 | Slide 42
Cables compartment
Busbar compartment
Apparatus compartment
Gas duct
Auxiliary compartment
UniGear ZS1 – Back to backSection view
© ABB Group October 29, 2012 | Slide 43
ABB Technology for all components
Available withABB technology
for all core components
© ABB Group October 29, 2012 | Slide 44