FZN25A-12/T630-20 11kv vacuum high voltage pneumatic type load switch
Basic Info
Model No.: FKN-12
Product Description
FZRN25A-12/T200-31.5 12kv vacuum high voltage pneumatic type load Switch
TECHNICAL DATA
No. | Name | Unit | FKN12A | FKRN12A | ||
1 | Rated voltage | KV | 12 | 12 | ||
2 | Rated frequency | Hz | 50 | 50 | ||
3 | Rated current | A | 630 | 200 | ||
4 | Rated breaking current | load breaking current | A | 630 | ||
closed loop breaking current | 630 | |||||
Cable charging current | 10 | |||||
breaking no-load transformer capacity | KVA | 1600 | 1600 | |||
5 | Rated transf current | A | 3150 | |||
6 | Rated short-time withstand current 4S | KA | 20 | 3150 | ||
7 | Rated withstand current (peak) | 50 | ||||
8 | Rated short-circuit breaking current | 3.15 | ||||
9 | Rated short circuit closing current | 50 | ||||
10 | power frequency withstand voltage(1min),to ground,Interphase,breaker fracture | KV | 42/48 | 42/48 | ||
11 | lighting implus withstand voltage(peak),to ground,Interphase,breaker fracture | KV | 75/85 | 75/85 | ||
1 | Vacuum Interrupter stroke | mm | 6+1/0 | |||
2 | vacuum interrupter contact stroke | -2+1/0 | ||||
3 | Isolated fracture stroke | ≥130 | ||||
4 | Interphase center distance | 210±1 | ||||
5 | vacuum interrupter three-pole closing non-simultaneity | ms | ≤3 | |||
6 | vauum interrupter contact bouncing duration at colosing operation | ≤3 | ||||
7 | vacuum interrupter average closing speed | m/s | 0.6±0.2 | |||
8 | vacuum interrupter average opening speed | 0.9±0.2 | ||||
9 | Polars conductive loop resistance | μΩ | ≤300 | |||
10 | Maximum operating torque required for human operation | Nm | ≤160 | |||
11 | Mechnical life | times | 10000 |
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Product Categories : Vacuum Circuit Breaker
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