CHINT NXM-250S/3300 180A MCCB 3 Pole 36kA Molded Case Circuit Breaker Supplier | SIMPLYBUY
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CHINT NXM-250S/3300 180A MCCB 3 Pole 36kA Molded Case Circuit Breaker
CHINT NXM-250S/3300 180A MCCB 3 Pole 36kA Molded Case Circuit Breaker - Image 2
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CHINT NXM-250S/3300 180A MCCB 3 Pole 36kA Molded Case Circuit Breaker - Image 4

CHINT NXM-250S/3300 180A MCCB 3 Pole 36kA Molded Case Circuit Breaker

Manufacturer: CHINT
Model: NXM-250S/3300 180A
Type: Molded Case Circuit Breaker (MCCB)
Frame Size: 250AF
Rated Current: 180 A
Poles: 3 Pole
Breaking Capacity: 36 kA
Rated Voltage: 400 V AC
Application: Power distribution, industrial protection systems, machinery, and electrical panels

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Product Description

The CHINT NXM-250S/3300 180A is a thermomagnetic molded case circuit breaker designed for low-voltage power distribution and industrial protection applications. It provides a rated current of 180 A with a 36 kA ultimate breaking capacity and supports three-phase AC protection systems. The NXM series MCCB features reliable overload and short-circuit protection, fixed mounting installation, and compliance with IEC/EN 60947-2 standards.

Standard Features

  • 180 A Rated Current Protection: Provides circuit protection for systems requiring a continuous rated current of 180 A.

  • 36 kA Breaking Capacity: Provides high short-circuit interruption capability suitable for industrial distribution applications.

  • 250AF Frame Size: Uses a compact 250 frame design supporting multiple current ratings within the NXM MCCB family.

  • Thermomagnetic Protection: Combines thermal overload protection and magnetic short-circuit protection in one device.

  • 3 Pole Configuration: Designed for three-phase AC power distribution and motor feeder applications.

  • IEC 60947-2 Compliance: Manufactured according to international low-voltage circuit breaker standards.

  • Industrial Panel Installation: Suitable for fixed installation in distribution boards, control cabinets, and power systems.

Technical Specifications

Parameter Value
TypeMolded Case Circuit Breaker (MCCB)
Manufacturer Part NumberNXM-250S/3300 180A
SeriesNXM
Frame Size250AF
Rated Current (In)180 A
Number of Poles3 Pole
Rated Voltage (Ue)400 V AC (380-415 V AC)
Rated Frequency50/60 Hz
Ultimate Breaking Capacity (Icu)36 kA
Service Breaking Capacity (Ics)20 kA
Protection TypeThermomagnetic trip unit
Rated Insulation Voltage (Ui)800 V
Rated Impulse Withstand Voltage (Uimp)8 kV
Installation TypeFixed mounting
Operating Temperature-35 to +70 °C
Protection DegreeIP30
StandardsIEC/EN 60947-2
Mechanical Endurance20,000 operating cycles

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