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MCCB 1P 63A 50kA Thermal Magnetic 125A Frame NM8N Chint

BRAND: CABAC
SKU: 271567
$362.70 List price: $483.50
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Chint NM8N 63A 1P MCCB features 50kA 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, Thermal-Magnetic Circuit Breaker, NM8N-125S TM

Technical Specifications
  • Rated Current: 63A
  • Frame Size: 125A
  • Number of Poles: 1P
  • Trip Unit: Thermal-magnetic, TM type
  • Ultimate Breaking Capacity: 50kA at AC 380/400/415V
  • Service Breaking Capacity: 50kA at AC 380/400/415V
  • Rated Operational Voltage: Up to 690V AC, 50/60Hz
  • Rated Insulation Voltage: 1000V
  • Rated Impulse Withstand Voltage: 8kV
  • Utilisation Category: A
  • Mechanical Life: 25,000 operating cycles
  • Electrical Life: 10,000 cycles at AC 415V
  • Operating Temperature: -40°C to +70°C
  • Mounting: Fixed front connection or DIN-rail mounting with appropriate adapter
  • Protection Functions: Overload and short-circuit protection
  • Dimensions (H x L x W): 140mm x 78.5mm x 35mm
  • Weight: 0.5 kg
Key Features
  • High 50kA short-circuit breaking capacity
  • Thermal-magnetic trip protection for distribution circuits
  • Compact 1-pole construction in a 125A frame
  • Suitable for switchboard mains and sub-mains protection
  • Compatible with AC low-voltage distribution systems
  • Can be installed vertically or horizontally
  • Designed for fixed mounting and front connection
  • Long mechanical and electrical service life
Professional Installation Requirements
  • Installation, selection and commissioning must be carried out by a licensed electrician in accordance with applicable Australian electrical installation requirements, manufacturer instructions and fault-level calculations. Confirm the required RCM and local approval status before use in Australia.
Applications
  • Switchboard mains protection
  • Sub-main circuit protection
  • Commercial and industrial low-voltage distribution boards
  • AC distribution circuits requiring high short-circuit capacity
  • Protection of electrical equipment and cabling against overload and short circuit
Standards & Compliance
  • Designed to IEC/EN 60947-2 for moulded case circuit breakers
  • AS/NZS IEC 60947.2:2015 is the applicable Australian/New Zealand product standard for MCCBs
  • Installation and integration into Australian electrical installations should comply with AS/NZS 3000
Environmental Benefits
  • Long mechanical and electrical service life can reduce replacement frequency and associated waste
  • Compact construction reduces material use and switchboard space requirements
  • Moulded polymer housing and metal components may be separated for appropriate end-of-life recycling
  • Thermal-magnetic protection helps prevent damage to downstream equipment and cabling, reducing premature replacement
Warranty Information

CHINT warranty policy provides 27 months from the date of manufacture for other low-voltage apparatus sold through authorised channels, subject to contract terms and exclusions for improper installation, misuse or unauthorised modification.

Available Now

Available through authorised CHINT distributors in Australia.

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