Medium Voltage 12kv 630A Gas Insulated Switchgear Ring Main Unit
Product Description
The GSM type SF6 fully insulated compact switchgear assembles functional units in SF6 enclosed stainless steel rooms without exposing any live parts. It has the advantages of full insulation, full sealing, compact structure, and convenient installation and operation. It is suitable for indoor and outdoor installation, starting from the external environment, and has high resistance to harsh environments.
Standard configuration
- Busbar 630A
- Three-position load break switch
- Single spring operating mechanism with three positions, independent shaft for LBS and ES
- LBS and ES position indicator
- Cable bushing 630A, with function of sensor, fornt mounted horizontally
- Padlock on faceplate for every switch
- SF6 gauge (only one in block version)
- Earthing busbar
- Interlocks between lower fornt door and ES/operating shaft
Working Conditions:
- The ambient temperature ranges from -40°C to +40°C, allowing storage and transportation at -30°C.
- The altitude should not exceed 3000m.
- The daily average relative humidity should not exceed 95%, while the monthly average should not exceed 90% at a temperature of +25°C.
- The seismic intensity should not exceed 8°.
- The switchgear should be installed in places without fire, explosion risk, serious pollution, chemical corrosion, and violent vibration.
Main technical Data
| Description |
Unit |
12kV |
24kV |
| power frequency withstand voltage(1min) phase to phase/earth |
kV |
42 |
50 |
| power frequency withstand voltage(1min) across the isolating distance |
kV |
48 |
64 |
| Impulse withstand voltage (phase to phase/earth) |
kV |
75 |
95 |
| Impulse withstand voltage (across the isolating distance) |
kV |
85 |
110 |
| Rated frequency |
Hz |
50,60 |
50,60 |
| Rated current |
A |
630 |
630 |
| Rated short circuit making current |
A |
50 |
50 |
| Mechanical lifetime |
Ops |
5000 |
5000 |
| Protection Degree |
|
IP4X |
IP4X |
FAQ
1. How long is the warranty period?
Normally 12 months warranty period.
1. What payment term do you accept?
T/T,west union and others upon request.
4.How to place order?
Please send us your detailed requirements.
3.How about type test?
Our client passed type test in Europe, and we also type tested in China.
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Audited Supplier 
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