China Rmu 24kv Indoor Sf6 Cubicle Gas Insulated Switchgear, Find details about China Gas Insulated Switchgear, Switchgear from Rmu 24kv Indoor Sf6 Cubicle Gas Insulated Switchgear
Main technical specifications
No | Item | Unit | Data | |
1 | Rated voltage | 12/24 | ||
2 | Power Frequency withstand | Dry | kV | 42/50 |
Wet | ||||
Lightning Impulse withstand Voltage (peak value) | 75/65 | |||
3 | Rated Current | 630/1250 | ||
4 | Rated short circuit breaking current (peak) | kA | 20 | |
5 | Rated closed-loop breaking current | A | 630/1250(C) | |
6 | Rated cable charging interrupting current | A | 50(C) | |
7 | Rated line cable charging interrupting current | A | 10(C) | |
8 | Rated off circuit transformer breaking current | A | 16 | |
9 | Rated making current (peak) | kA | 50/2.5(main switch/grounding) | |
10 | Rated withstand current (peak) | |||
11 | Rated short time withstand current | 16/20 | ||
12 | Rated short time withstand time | s | 3/4 | |
13 | Mechanical life | times | C/F(2000),v(10000) | |
14 | Main busbar | A | 630/1250 | |
14 | SF6 rated pressure (20ºC) | MPa | 0.014 | |
15 | SF6 Annual leakage rate | % | ≤0.05 | |
16 | Secondary circuit rated power voltage | kv | 2 | |
17 | Secondary citcuit 1min power frequency voltage | V | AC220/DC48/DC24 | |
18 | Protection degree | Gas tank | IP65 | |
19 | RMU panel indoor installation | IP3X | ||
20 | RMU panel with outdoor enclosure | IP54 |