China 11kv Pole Mounted Vacuum Auto Recloser, Find details about China Auto Recloser, Recloser from 11kv Pole Mounted Vacuum Auto Recloser
33kv High Voltage Outdoor Auto Circuit Recloser with Intelligent Controller
No. | item | unit | data | |||
1 | Rated voltage | kV | 15 | 27 | 38 | |
2 | Rated current | A | 630 | 1250 | 800 | |
3 | Rated frequency | Hz | 50/60 | |||
4 | Power frequency 1 min | Dry | kV | 50 | 65 | 85 |
Wet | kV | 45 | 55 | 75 | ||
5 | Lightning impulse withstand voltage(peak value) alternate, opposite/fracture | kV | 100 | 125/150 | 170 | |
6 | Rated short circuit breaking current | kA | 20 | 16/25 | 12.5 | |
7 | Rated short current switching current(peak value) | kA | 50 | 40/63 | 31.5 | |
8 | Rated peak value withstand current | kA | 50 | 40/63 | 31.5 | |
9 | 4S short time withstand current | kA | 20 | 16/25 | 12.5 | |
10 | Rated operating circulate | O-T1-CO-12s-CO-12s-CO-12s-CO | ||||
11 | Breaking current frequency under rated short circuit | times | 30 | |||
12 | Mechanism life | times | 10000 | |||
13 | Secondary loop 1 min power frequency withstand voltage | 2 |