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

BRAND: CABAC
SKU: 271857
$1,111.70 List price: $1,482.30
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Chint NM8N 63A 3P MCCB features 70kA breaking capacity, magnetic-only trip unit for motor protection and a 125A frame. Ideal for switchboard mains protection.

Alternatively Known As: Magnetic-only moulded case circuit breaker, motor protection MCCB, instantaneous-trip MCCB, CHINT NM8N 125Q M 63 3P

Technical Specifications
  • Rated Current: 63A
  • Frame Size: 125A
  • Number of Poles: 3P
  • Trip Unit: Magnetic-only, M type
  • Breaking Capacity: 70kA at 400/415V AC
  • Rated Operational Voltage: Up to 690V AC
  • Rated Insulation Voltage: 1000V
  • Rated Impulse Withstand Voltage: 8kV
  • Rated Frequency: 50/60Hz
  • Utilisation Category: A
  • Connection Type: Fixed front connection
  • Mechanical Life: Up to 25,000 operating cycles
  • Electrical Life: Up to 10,000 operating cycles at 415V AC
  • Dimensions (H x L x W): 140mm x 78.5mm x 90mm
  • Weight: 1.19 kg
Key Features
  • 70kA short-circuit breaking capacity at 400/415V AC
  • Magnetic-only trip unit designed for short-circuit protection in motor circuits
  • 125A frame with a 63A rated current
  • Three-pole construction for three-phase systems
  • Suitable for motor protection when used with a separate overload protection device
  • Supports isolation and installation in industrial and commercial switchboards
  • Compact moulded-case design with vertical or horizontal mounting capability
Professional Installation Requirements
  • Installation, selection and coordination should be performed by a licensed electrician or suitably qualified electrical professional. Magnetic-only protection must be coordinated with a separate motor overload device and installed in accordance with the manufacturer's instructions and applicable Australian wiring requirements.
Applications
  • Motor control and motor feeder circuits
  • Industrial switchboards
  • Commercial building power distribution
  • Switchboard mains and sub-mains protection
  • High fault-level three-phase electrical installations
Standards & Compliance
  • IEC/EN 60947-2 product standard; the applicable Australian/New Zealand adoption is AS/NZS IEC 60947.2:2015 for low-voltage circuit-breakers. Verify local certification and installation requirements before use.
Environmental Benefits
  • Moulded-case construction provides a durable service life, reducing replacement frequency and product waste
  • Copper and other metallic components can be recovered through appropriate electrical equipment recycling streams
  • RoHS documentation is available for the NM8N product series, supporting restrictions on hazardous substances
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 sales contract and warranty conditions.

Available Now

Available through authorised CHINT distributors in Australia.

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