China Gcs Withdrawable Movable Closed Waterproof Power Panel Distribution Box Strong Electrical Switchgear Cabinet Compartment Substation, Find details about China Circuit Breaker, Electrical Equipment from Gcs Withdrawable Movable Closed Waterproof Power Panel Distribution Box Strong Electrical Switchgear Cabinet Compartment Substation
project | Technical Parameters | ||
Rated voltage | 40.5kV | ||
Rated frequency | 50Hz | ||
Rated current for main bus | 630A~2500A | ||
Phase to phase, phase to earth | Primary isolating fracture | ||
Rated insulation level | 1 min power frequency withstand voltage (effect value) | 95kV | 115KV |
Ligntning impulse withstand voltage | 185kV | 215KV | |
Auxiliary control circuit 1 min power frequency withstand voltage | 2000V | ||
Rated short circuit breaking current | 25kA, 31.5kA | ||
Rated short circuit closing current(peak value) | 63kA, 80kA | ||
Rated short time withstand current(4s) | 25kA, 31.5kA | ||
Rated peak value withstand current | 63kA, 80kA | ||
Rated voltage of control circuit | AC110V, 220V; DC110V, 220V | ||
External dimensions(W*D*H) | 1400(1680)×2800(3000,3200)×2600 mm | ||
Protection class | When circuit breaker chamber door is closed | IP4X | |
When circuit breaker chamber door is opened | IP2X | ||