NXA Series Air Circuit Breaker

Wenzhou Changjiu Technology Co., Ltd. is a professional China NXA Series Air Circuit Breaker manufacturer and supplier, known for its quality service. Adhering to the pursuit of perfect quality of products, so that our NXA Series Air Circuit Breaker have been satisfied by many customers. In order to ensure the quality and customer needs, we have cooperated with domestic power groups with strong production strength. We will strictly screen each supplier and send videos to customers to watch.

▪ Frame size (A): 1600, 2000, 3200, 4000

▪ Breaking capacity: N,S,H

▪ Rated operational 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