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MCCB 3P 63A 70kA Thermal Magnetic 125A Frame NM8N Chint

BRAND: CABAC
SKU: 271627
$727.90 List price: $970.50
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Chint NM8N 63A 3P MCCB features 70kA breaking capacity, thermal-magnetic trip unit and a 125A frame. Ideal for switchboard mains and sub-mains protection.

Alternatively Known As: NM8N-125Q TM 63 3P MCCB, 63A Three-Phase Moulded Case Circuit Breaker, High-Breaking-Capacity MCCB

Technical Specifications
  • Circuit Breaker Type: Moulded case circuit breaker (MCCB)
  • Rated Current: 63A
  • Frame Size: 125A
  • Number of Poles: 3P
  • Trip Unit: Thermal-magnetic, TM type
  • Ultimate Breaking Capacity: 70kA at 380/415V AC
  • Rated Operational Voltage: Up to 690V AC
  • Frequency: 50/60Hz
  • Protection Functions: Overload and short-circuit protection
  • Mounting: Fixed installation with front connection
  • Ingress Protection: IP40
  • Mechanical Endurance: Up to 15,000 operating cycles
  • Electrical Endurance: Up to 8,000 operating cycles
  • Dimensions (H x L x W): 140mm x 90mm x 78.5mm
  • Weight: 1.24 kg
Key Features
  • High 70kA short-circuit breaking capacity
  • Thermal-magnetic protection for overload and short-circuit faults
  • Compact 125A frame with a 63A rated current
  • Three-pole configuration for three-phase distribution systems
  • Suitable for switchboard mains and sub-mains protection
  • Can be installed vertically or horizontally
  • Supports top or bottom line entry
  • Suitable for industrial, commercial and infrastructure switchboards
Professional Installation Requirements
  • Installation, testing and commissioning must be carried out by a licensed electrical worker in accordance with AS/NZS 3000, the switchboard manufacturer's requirements and applicable electrical safety regulations.
Applications
  • Switchboard main incomer protection
  • Sub-main circuit protection
  • Industrial power distribution
  • Commercial building distribution boards
  • Three-phase feeder protection
  • Motor and equipment supply protection where the selected thermal-magnetic characteristics are suitable
Standards & Compliance
  • AS/NZS IEC 60947.2: Low-voltage switchgear and controlgear — Circuit-breakers
  • AS/NZS 3000: Electrical installations, for installation and wiring practices
Environmental Benefits
  • Durable moulded-case construction can support a long service life and reduce replacement waste
  • Copper and metal conductive components are recyclable at end of service life
  • RoHS documentation is available for the NM8N series, supporting reduced use of restricted hazardous substances
  • Thermal-magnetic protection can help prevent equipment damage and premature replacement caused by overloads and short circuits
Warranty Information

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

Available Now

Available through authorised CHINT distributors in Australia.

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