Description
Circuit breaker
- Frame size (A): 1600, 2000, 3200, 4000
- Breaking capacity: N,S,H
- Rated voltage Ue (VAC): 380/400/415
- Number of poles: 3P, 4P
- Installation method: draw-out type, fixed type
- Wiring type: horizontal rear connection
Operation conditions and environment adaptabilit
- Operation temperature: The electrical and mechanical characteristics are applicable to the ambient temperature of -5℃-+40℃. NXA can also operate in the ambient temperature of -45℃-+70℃ (M type, A type), -20℃-+70℃ (P type, H type, CD-1), the derating factor is seen in P21-22.
- Storage conditions: apply to -45℃-70℃
- NXA can resist the following electromagnetic interference
— Overvoltage generated by electromagnetic interference
— Overvoltage caused by environment interference or a power distributing system
— Electrostatic discharge of radio waves (radio, intercom, radar and the like)
- The NXA circuit breaker has successfully passed the test for electromagnetic compatibility specified according to the following standards (EMC) IEC/EN 60947-2 Annex F
- The test can guarantee no false tripping and no interference on tripping time
- Protection grade: Front IP 20, other side IP 00
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