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MCCB 4P 25A 100kA Thermal Magnetic 125A Frame NM8N Chint

BRAND: CABAC
SKU: 271683
$1,336.70 List price: $1,782.20
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Chint NM8N 25A 4P MCCB features 100kA breaking capacity, thermal-magnetic trip unit with protected neutral and a 125A frame. Ideal for switchboard mains protection.

Alternatively Known As: Moulded Case Circuit Breaker, 4-Pole MCCB, Thermal-Magnetic Circuit Breaker, Switchboard Main Circuit Breaker

Technical Specifications
  • Product Type: Moulded Case Circuit Breaker (MCCB)
  • Number of Poles: 4P
  • Rated Current: 25A
  • Frame Size: 125A
  • Trip Unit: Thermal-magnetic
  • Breaking Capacity: 100kA at 415V AC
  • Rated Operational Voltage: Up to 690V AC
  • Rated Insulation Voltage: 1000V
  • Rated Impulse Withstand Voltage: 8kV
  • Frequency: 50/60Hz
  • Neutral Protection: Protected neutral pole
  • Installation: Fixed mounting; suitable for vertical or horizontal installation
  • Dimensions (H x L x W): 140mm x 78.5mm x 120mm
  • Weight: 1.55 kg
Key Features
  • High 100kA short-circuit breaking capacity
  • Thermal-magnetic overload and short-circuit protection
  • Four-pole configuration with protected neutral
  • Compact 125A frame supporting a 25A rated trip current
  • Suitable for low-voltage switchboards and distribution systems
  • Can be installed with top or bottom line entry
  • Mechanical life of up to 25,000 operating cycles
Professional Installation Requirements
  • Installation, selection and commissioning should be carried out by a licensed electrician in accordance with the manufacturer's instructions, AS/NZS 3000 and applicable switchboard requirements. Confirm prospective fault current, cable protection, discrimination and local approval before energising.
Applications
  • Switchboard mains protection
  • Commercial and industrial low-voltage distribution boards
  • Four-wire three-phase power distribution
  • Submain and feeder protection
  • Industrial plant and building services switchboards
Standards & Compliance
  • AS/NZS IEC 60947.2:2015 for low-voltage circuit-breakers; verify local product approval and marking requirements before installation
Environmental Benefits
  • Long mechanical service life can reduce replacement frequency and associated waste
  • Reliable overload and short-circuit protection helps prevent damage to downstream electrical equipment
  • Metal components and engineering plastics may be recoverable through appropriate electrical equipment recycling streams
Warranty Information

CHINT's general policy for other low-voltage apparatus provides a 27-month warranty from the date of manufacture when products are sold through authorised sales channels; contract and local distributor terms may vary.

Available Now

Available through authorised CHINT distributors in Australia.

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