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MCCB 3P 63A 100kA Standard Electronic 250A Frame NM8N Chint

BRAND: CABAC
SKU: 271402
$1,919.00 List price: $2,558.70
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Chint NM8N 63A 3P MCCB features 100kA breaking capacity, standard electronic trip unit and a 250A frame. Ideal for switchboard mains and sub-mains protection.

Alternatively Known As: CHINT NM8N 250H Electronic MCCB, 3-Pole Moulded Case Circuit Breaker, 63A 100kA MCCB

Technical Specifications
  • Series: NM8N
  • Circuit Breaker Type: Moulded case circuit breaker
  • Number of Poles: 3P
  • Rated Current: 63A
  • Frame Size: 250A
  • Breaking Capacity: 100kA at 380/400/415V AC
  • Breaking Capacity Code: H
  • Trip Unit: Standard electronic type, EM
  • Rated Operational Voltage: Up to 690V AC, 50/60Hz
  • Rated Insulation Voltage: 1,000V
  • Rated Impulse Withstand Voltage: 8kV
  • Utilisation Category: A
  • Mounting: Fixed, front or rear connection
  • Mechanical Life: 25,000 operating cycles
  • Electrical Life: 10,000 operating cycles at 415V AC and rated current
  • Manufacturer Standard: IEC/EN 60947-2
  • Dimensions (H x L x W): 157mm x 88.7mm x 105mm
  • Weight: 2 kg
Key Features
  • High 100kA short-circuit breaking capacity at 380/400/415V AC
  • Standard electronic trip unit for adjustable overload and short-circuit protection
  • Compact 250A frame with a 63A rated current
  • Suitable for switchboard mains, sub-mains and industrial power distribution
  • Suitable for isolation
  • Zero arcing distance design
  • Operating temperature range up to 70°C, subject to electronic trip unit configuration and derating requirements
Professional Installation Requirements
  • Installation, testing and commissioning must be performed by a licensed electrical contractor in accordance with applicable Australian wiring rules, switchboard requirements and the manufacturer's instructions. Confirm fault levels, discrimination, cable protection, terminal torque and required RCM/EESS documentation before energising.
Applications
  • Switchboard mains protection
  • Sub-mains protection
  • Industrial and commercial power distribution
  • Low-voltage distribution boards
  • High fault-level electrical installations
  • Generator, motor control and power distribution systems where correctly coordinated
Standards & Compliance
  • Applicable Australian/New Zealand product standard: AS/NZS IEC 60947.2:2015 for low-voltage circuit-breakers
  • Manufacturer specification references IEC/EN 60947-2; verify product-specific Australian conformity, RCM and EESS requirements before installation
Environmental Benefits
  • Long mechanical and electrical service life can reduce replacement frequency and associated waste
  • Metal and thermoplastic components may be recoverable for recycling at end of service life where suitable local facilities accept them
  • Accurate electronic protection settings can help limit fault damage and reduce replacement of downstream equipment
Warranty Information

CHINT general warranty information for other low-voltage apparatus provides 27 months from the date of manufacture against defects in materials and workmanship when purchased through authorised sales channels; contract and local distributor terms may vary.

Available Now

Available through authorised CHINT distributors in Australia.

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