Payment & Shipping Terms:
|Insulation:||SF6 Gas||Altitude:||Up To 5000m|
|Protection:||IP65||Life Time:||30 Years|
12kV ~ 36kV 2500A 31.5kA MV C-GIS SF6 Gas Insulated Metal-clad Compact Switchgear (GIS)
The gas insulated switchgear designed for installation in transformer substation, industrial plants, and infrastructure & complies the most stringent requirement of
Safety in operation
Reduced maintenance work
This switchgear conforms to IEC 62271-200 and all primary components employed therein are in accordance with the relevant standards.
It is designed to accommodate high performance vacuum circuitbreaker (VCB) which has been designed and tested in accordance with IEC62271-100.
The switchgear panels are suitable for the assembly of single &double busbar systems for indoor installation.
1. The introduction of advanced technology in Japan, Toshiba Co., Ltd. to develop products.
2. Good insulation performance, small size, filled with SF6 gas as insulation medium.
3. The reliability of the breaking performance, the vacuum circuit breaker for arc extinction,
the life of spring operating mechanism is long.
4. High reliability, the sealed body, and performance that is not affected by the outside world.
5. Safe structure design, all kinds of independent pressure release device,
which can be guaranteed from the internal failure.
6. “five-prevention” equipment is reliable, and with mechanical and electrical interlock.
7. The cabinets is connected by external solid insulated busbar, it’s easy for installation.
8. Cable room has enough space for installation.
36kV / 40.5kV
|S/N||Item name||Unit||Technical parameter|
|2||Rated insulation level||1 min power frequency withstand voltage||70(isolating distance:80)||95(isolating distance:118)|
|Lightning impulse withstand voltage||170isolating distance:195)||185(isolating distance:215)|
|4||4s rated short time withstand current||kA||25,31.5|
|5||Rated peak withstand current||63,80|
|6||Rated working pressure||MPa||0.05|
|7||Annual leakage rate||%||<0.5%|
|8||Protection degree||Sealed gas chamber IP65, control room IP4X|
12kV Class data reference:
|2||Rated current||A||630 1250 2000 2500|
|4||Rated power frequenecy withstand voltage (1 min)|
|5||Phase to phase, phase to earth||kV||45|
|7||Rated ligtning impulse withstand voltage|
|8||Phase to phase, phase to earth||kV||75|
|10||Power frequency withstand voltage of auxiliary
control circuit (1 min)
|11||Rated short-cricuit breaking current (rms)||kA||20 25 31.5|
|12||Rated short-circuti making current||kA||63 80 100|
|13||Rated short time withstand current||kA/s||25/4 31.5/4 40/4|
|14||Rated peak withstand current||kA||63 80 100|
|15||Degree of protection||Gas-filled compartment : IP67
LV compartment: IP4X
|16||Every phase amin return circuit resistance||uΩ||<250|
|17||Rated SF6 gas pressure (20ºC)||Mpa||0.045|
|18||Min SF6 gas pressure (20ºC)||Mpa||0.03|
|19||Annual SF6 gas loss rate||%||<1|
|20||Rated voltage of auxiliary control circuit||V||DC 110/220