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MCCB 2P 63A 100kA Thermal Magnetic 125A Frame NM8N Chint

BRAND: CABAC
SKU: 271657
$866.90 List price: $1,155.80
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Chint NM8N 63A 2P MCCB features 100kA breaking capacity, thermal-magnetic trip unit and a 125A frame. Ideal for switchboard mains and sub-mains protection.

Alternatively Known As: Moulded Case Circuit Breaker, MCCB, Double-Pole Circuit Breaker, Thermal-Magnetic Circuit Breaker

Technical Specifications
  • Series: NM8N
  • Device Type: Moulded Case Circuit Breaker
  • Poles: 2P
  • Rated Current: 63 A
  • Frame Size: 125 A
  • Trip Unit: Thermal-magnetic
  • Rated Operational Voltage: Up to 690 V AC
  • Rated Insulation Voltage: 1,000 V AC
  • Rated Frequency: 50/60 Hz
  • Breaking Capacity: 100 kA at 380/400/415 V AC
  • Utilisation Category: A
  • Mounting: Fixed installation
  • Ingress Protection: IP40
  • Overload Trip Adjustment: 44.1–63 A
  • Instantaneous Trip Setting: 10 x In
  • Mechanical Life: 15,000 operating cycles
  • Electrical Life: 10,000 operating cycles at 415 V AC and rated current
  • Manufacturer Ordering Code: 271657
  • Dimensions (H x L x W): 140mm x 78.5mm x 62mm
  • Weight: 0.83 kg
Key Features
  • High 100kA short-circuit breaking capacity
  • Two-pole configuration for phase and neutral circuit protection where specified
  • Thermal-magnetic trip protection for overloads and short circuits
  • 125A frame with a 63A rated trip unit
  • Suitable for switchboard mains, sub-mains and distribution protection
  • Suitable for isolation
  • Compact fixed-mount construction
  • Zero arcing distance design
Professional Installation Requirements
  • Installation, connection and commissioning must be carried out by a licensed electrician in accordance with the manufacturer's instructions, AS/NZS 3000 and applicable switchboard requirements. Verify the prospective fault current, discrimination and cable protection before selection.
Applications
  • Switchboard mains protection
  • Sub-mains protection
  • Commercial and industrial power distribution
  • Low-voltage electrical distribution boards
  • High-fault-level installations requiring MCCB protection
Standards & Compliance
  • Manufacturer-declared product standard: IEC/EN 60947-2
  • Applicable Australian/New Zealand circuit-breaker standard: AS/NZS IEC 60947.2:2015
  • Installation should comply with AS/NZS 3000:2018 Wiring Rules
Environmental Benefits
  • Long mechanical and electrical service life can reduce replacement frequency and material waste
  • Provides overcurrent protection that can help prevent damage to downstream electrical equipment
  • Durable moulded-case construction supports continued service in fixed electrical installations
Warranty Information

CHINT warranty policy for other low-voltage apparatus provides 27 months from the date of manufacture against defects in materials and workmanship when sold through authorised sales channels. Contract terms may vary.

Available Now

Available through authorised CHINT distributors in Australia.

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