IEC Fully Insulated 36KV 1250A RMU SF6 GIS Switchgear
MOQ:
1
Delivery Time:
30 days
Brand:
Knkong
Product Description
Fully insulated HXGN-40.5kv SF6 RMU GIS GB ISO IEC Max 1250A
GB ISO 36KV Gas Fully Insulated Switchgear Medium Voltage Ring Main Unit
Product Introduction
General
The cable switch so-called C-unit is equipped with a double-position load switch and an independent earthing switch.
The load switch uses SF6 as its arc extinguishing medium, when the load switch at open position it meets the corresponding
requirements of the isolation switch.
Service environment
- Air temperature: -35℃~+40℃
- Humidity: Monthly average 95%; Daily average 90%.
- Altitude:≤ 1000m (Up to 5000 m can be custom)
- Ambient air not apparently polluted by corrosive and flammable gas, vapor, etc.
- No frequent violent shake
Technical Data
| No. | Item | Unit | Parameter | |||
| 1 | Rated voltage | kV | 12 | 24 | 36 | |
| 2 | Rated frequency | Hz | 50/60 | |||
| 3 | Rated current | A | 630(1250*) | |||
| 4 |
1min Power frequency withstand voltage |
wet | kV | 38 | 50 | 70 |
| dry | kV | 48 | 60 | 85 | ||
| 5 | Lightning impulse withstand voltage | kV | 75 | 125/150 | 170 | |
| 6 | Rated short circuit breaking current (peak) | kA | 80 | 63 | 63 | |
| 7 | Rated active load and close circuit breaking current | A | 63 | 50 | 50 | |
| 8 | Rated transferring current | A | 1700 | 1200 | 1200 | |
| 9 | Rated short circuit making a current (peak) | kA | 80 | 63 | 63 | |
| 10 | Rated cable(line) charging breaking current | A |
50 and 10 50/10 |
|||
| 11 | Cable charge breaking current in earthing fault | A | 20 | 20 | 20 | |
| 12 | Rated withstand current (peak) | kA | 80 | 63 | 63 | |
| 13 | Short-time withstand current (2s) | kA | 25 | 20 | 20 | |
| 14 | Mechanism life | times | 5000 | 2000 | 2000 | |
Note: For short circuit breaking and the peak current is based on Fuse plus combination
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Knkong Electric Co.,Ltd
Location
No. 25 Street , Hanghai Road, Zhengzhou,Henan,China
Contact Person
Ken Chan (English)