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MCCB 3P 40A 36kA Thermal Magnetic 125A Frame NM8N Chint

BRAND: CABAC
SKU: 271535
$460.60 List price: $614.10
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Chint NM8N 40A 3P MCCB features 36kA breaking capacity, thermal-magnetic trip unit and a 125A frame. Ideal for switchboard mains and sub-mains protection.

Alternatively Known As: CHINT NM8N-125C TM 40 3P, 40A Moulded Case Circuit Breaker, 3-Phase MCCB

Technical Specifications
  • Rated Current: 40 A
  • Number of Poles: 3P
  • Frame Size: 125 A
  • Breaking Capacity: 36 kA at 220–415 V AC
  • Trip Unit: Thermal-magnetic
  • Rated Operational Voltage: 380/400/415 V AC, 50/60 Hz
  • Rated Insulation Voltage: 1,000 V
  • Rated Impulse Withstand Voltage: 8 kV
  • Mounting: Fixed mounting panel installation
  • Product Type: Low-voltage moulded case circuit breaker
  • Dimensions (H x L x W): 140mm x 108.5mm x 105mm
  • Weight: 1.45 kg
Key Features
  • 36 kA short-circuit breaking capacity at common low-voltage system voltages
  • Thermal-magnetic protection for overload and short-circuit conditions
  • Compact 125A frame with a 40A rated current
  • Three-pole configuration for three-phase distribution systems
  • Suitable for main and sub-main switchboard protection
  • Compatible with selected NM8N accessories, subject to configuration
Professional Installation Requirements
  • Installation, testing and connection should be performed by a licensed electrician in accordance with AS/NZS 3000, manufacturer instructions and applicable switchboard requirements. Confirm prospective fault current, discrimination and local conformity requirements before selection.
Applications
  • Switchboard mains protection
  • Sub-main circuit protection
  • Commercial and industrial distribution boards
  • Three-phase feeder protection
  • Low-voltage power distribution systems
Standards & Compliance
  • AS/NZS IEC 60947.2:2015 is the applicable standard for low-voltage circuit breakers; verify the product marking, RCM status and local approval before installation in Australia.
Environmental Benefits
  • Thermal-magnetic protection helps prevent damage caused by overloads and short circuits, supporting longer service life of connected equipment.
  • RoHS documentation is available for the NM8N product family, helping limit the use of restricted hazardous substances.
  • Durable moulded-case construction can reduce replacement frequency and associated material waste.
Warranty Information

CHINT warranty policy states 27 months from the date of manufacture for other low-voltage apparatus sold through authorised sales channels, subject to contract terms and warranty conditions.

Available Now

Available through authorised CHINT distributors in Australia.

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