Outdoor High Voltage AC SF6 Circuit Breakers 252KV
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Outdoor High Voltage AC SF6 Circuit Breakers 145KV
1.Rated Voltage: 252KV/126KV/72.5KV
2.Rated Current:1250/1600A/2000A/2500A
Outdoor High Voltage AC SF6 Circuit Breakers 252KV
| GW4-145(D)(W) Outdoor high voltage AC disconnector | ||||
| Item | Unit | Value | ||
| Rated voltage | kV | 145 | ||
| Rated insultaing level | 1min power frequency withstand volatge(validvalue) | To the earth | kV | 275 |
| Interrupter | kV | 275(+85) | ||
| Rated thunder impulse withstand voltage(peak) | To the earth | kV | 650 | |
| Interrupter | kV | 650(+120) | ||
| Rated frenquency | Hz | 50 | ||
| Rated current | A | 630 1250 1600 2000 4000 | ||
| Rated short time withstand current | KA | 20 31.5 40 50 | ||
| Ration peak withstand current | KA | 50 80 100 125 | ||
| Rated short-circuit duration Main/earthing blade | s | 4/2 | ||
| Rated terminal mechanical load | Horizontal portrait | N | 1250 | |
| Horizontal transverse | N | 750 | ||
| Vertical force | N | 100 | ||
| Creepage distance | mm | 3625/4495 | ||
| Mechanical life | times | 5000 | ||
| Electromotor operating mechanism | Type | CJ2 | ||
| Motor voltage | V | AC380 DC220 DC110 | ||
| Control loop voltage | V | AC220 AC380 DC220 DC111 | ||
| Swith-off/on time | s | 7±1 | ||
| Manual operating mechanism | Type | CS11/CS8-6D CS14G CS17G | ||
| Electromagnetic lock voltage | V | AC220 DC220 DC110 | ||
| Weight of product | Without earthing | kg | 1000 | |
| Single earthing | kg | 1100 | ||
| Double earthing | kg | 1200 | ||
