Chint Moulded Case Circuit Breakers

Moulded Case Circuit Breakers

Represented by Ameejee Valleejee & Sons (Pvt.) Ltd. in Pakistan

NXM Series

General Information

The moulded case circuit breaker provide protection for the circuit and equipment in case of overload, short circuit and under voltage condition occurred in the power distribution circuit. Besides, it can also provide protection of overload, short circuit and under voltage for the non frequent start of motor.

▪ Rated operational voltage: Ue : 220V/230V/240V, 380V/400V/415V, 500V , 690V
▪ Breaking capacity code: E, S, F, H
▪ Number of poles: 2P, 3P, 4P
▪ Release type:thermal magnetic fixed type; magnetic fixed type; electronic type.
▪ Installation method: Fixed type; plug-in type

NM8N-HV Series

General Information
This NM8N High-voltage (HV) Series Molded Case Circuit Breaker is specially designed for higher voltage application, capable to break heavy loaded electrical circuit systems under wide range of operating temperature of – 40 ℃ ~ + 70 ℃ . The characteristics of this Circuit Breaker is its capability to break circuit with zero arcing, which is an ideal component for meeting the requirements of many systems such as the solar (PV) power generation system. This Circuit Breaker works perfectly up to the maximum working voltage of AC 1150V, which can effectively protects electrical systems like the output loading of the string Inverters, and others such as the loading capacity of the AC combiner box in the photovoltaic systems.

Rated Voltage Ue(V): AC 690/800/1000/1150 ;
Frame Size current: 250, 400, 630;
Rated insulation voltage: 1250V
Rated impulse withstand voltage: 8kV ( frame size: 250A) 12kV ( frame size: 400A, 630A)
Rated ultimate short-circuit breaking current(kA) @AC800v : 36, 50
Rated service breaking current(kA)@AC800v : 36, 50 (Please refer to the catalog for details)
Selectivity category: A
Poles: 3P

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NM8N-DC Series

General Information

NM8N series moulded case circuit breaker is suitable for the circuit of AC 50/60Hz, with rated voltage AC690V and below, DC system rated voltage DC1000V and below, and rated current of 16A and 1600A. It can protect circuits and electric equipment against overload, short circuit or undervoltage, and can also provide protection of overload, short circuit and under voltage for infrequent start of motor.

PHOTO-2025-07-23-11-29-51
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