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MCCB 4P 100A 150kA Thermal Magnetic 125A Frame NM8N Chint

BRAND: CABAC
SKU: 271729
$1,455.80 List price: $1,941.00
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Chint NM8N 100A 4P MCCB features 150kA breaking capacity, thermal-magnetic trip unit with protected neutral and a 125A frame. For switchboard mains protection.

Alternatively Known As: CHINT NM8N 4-pole moulded case circuit breaker, 100A MCCB, thermal-magnetic circuit breaker, switchboard main breaker

Technical Specifications
  • Product Type: Moulded case circuit breaker
  • Series: NM8N-125R
  • Rated Current: 100A
  • Frame Size: 125A
  • Number of Poles: 4P
  • Trip Unit: Adjustable thermal-magnetic release
  • Overload Adjustment Range: 70–100A
  • Rated Ultimate Breaking Capacity Icu: 150kA at 380/400/415V AC
  • Rated Service Breaking Capacity Ics: 150kA at 380/400/415V AC
  • Rated Operational Voltage Ue: Up to 690V AC, 50/60Hz
  • Rated Insulation Voltage Ui: 1,000V
  • Rated Impulse Withstand Voltage Uimp: 8kV
  • Neutral Protection: Protected neutral configuration
  • Utilisation Category: A
  • Connection: Fixed front connection
  • Mechanical Endurance: 15,000 operating cycles
  • Electrical Endurance: 8,000 operating cycles at 415V
  • Ambient Operating Temperature: -40°C to +70°C
  • Ingress Protection: IP40
  • Dimensions (H x L x W): 140mm x 78.5mm x 120mm
  • Weight: 1.55 kg
Key Features
  • Four-pole protection for three-phase and neutral circuits
  • 150kA short-circuit breaking capacity at 415V AC
  • Adjustable thermal-magnetic overload and short-circuit protection
  • 125A frame with a 100A adjustable rated current
  • Protected neutral suitable for switchboard incomer applications
  • Suitable for vertical or horizontal installation
  • Top or bottom line entry options
  • Maintenance-free construction for commercial and industrial distribution systems
Professional Installation Requirements
  • Installation, testing and commissioning must be carried out by a licensed electrician in accordance with the manufacturer's instructions, AS/NZS 3000 and applicable switchboard requirements. Confirm fault levels, discrimination, cable capacity and enclosure compatibility before installation.
Applications
  • Switchboard mains and incomer protection
  • Commercial and industrial low-voltage distribution boards
  • Three-phase distribution circuits with neutral switching and protection
  • Backup power, plant room and industrial control-panel protection
  • Protection of feeders and submains against overload and short circuit
Standards & Compliance
  • Specified to IEC/EN 60947-2 for moulded case circuit breakers
  • AS/NZS IEC 60947.2:2015 is the applicable Australian and New Zealand MCCB standard; verify local certification and RCM requirements before installation
Environmental Benefits
  • Long mechanical and electrical service life can reduce replacement frequency and associated waste
  • Metallic conductors and enclosure components can generally be separated for recycling at end of service life
  • High breaking capacity supports durable, maintainable switchboard protection systems
Warranty Information

CHINT's general warranty policy lists 27 months from the date of manufacture for other low-voltage apparatus sold through authorised channels. Contractual terms and local distributor conditions may vary.

Available Now

Available through authorised CHINT distributors in Australia.

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