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MCCB 3P 400A 100kA Magnetic Only 400A Frame NM8N Chint

BRAND: CABAC
SKU: 269513
$3,838.00 List price: $5,117.30
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Chint NM8N 400A 3P MCCB features 100kA breaking capacity, magnetic-only trip unit for motor protection and a 400A frame. Ideal for switchboard mains protection.

Alternatively Known As: 400A 3-Pole Magnetic MCCB, Motor Protection MCCB, CHINT NM8N 400H Magnetic Circuit Breaker

Technical Specifications
  • Product Type: Moulded case circuit breaker
  • Frame Size: 400A
  • Rated Current: 400A
  • Number of Poles: 3P
  • Trip Unit: Magnetic-only electromagnetic release
  • Ultimate Breaking Capacity Icu: 100kA at 380–440VAC
  • Service Breaking Capacity Ics: 100kA at 380–440VAC
  • Rated Operational Voltage: Up to 690VAC
  • Rated Insulation Voltage Ui: 1000V
  • Rated Impulse Withstand Voltage Uimp: 12kV
  • Standard: IEC/EN 60947-2
  • Mechanical Durability: 15,000 operating cycles
  • Electrical Durability: 1,500 operating cycles
  • Connection: Fixed installation with front or rear connection options
  • Dimensions (H x L x W): 255mm x 113mm x 140mm
  • Weight: 5 kg
Key Features
  • 100kA short-circuit breaking capacity at 380–440VAC
  • Magnetic-only trip unit for high-current motor and short-circuit protection
  • 400A frame with 400A rated current
  • Three-pole configuration for three-phase systems
  • Suitable for switchboard mains and feeder protection
  • Compatible with optional auxiliary, shunt, undervoltage and motor operating accessories
  • Designed for vertical or horizontal installation
  • Top or bottom line entry supported
Professional Installation Requirements
  • Installation, commissioning and protection-setting verification must be performed by a licensed electrical contractor in accordance with applicable Australian wiring rules, manufacturer instructions and switchboard requirements.
Applications
  • Three-phase switchboard mains protection
  • Motor circuit short-circuit protection
  • Industrial distribution boards
  • Commercial electrical feeders
  • High-fault-level power distribution systems
Standards & Compliance
  • Applicable product standard: AS/NZS 60947.2 for low-voltage circuit-breakers; verify local certification and installation requirements before use in an Australian installation
Environmental Benefits
  • RoHS-related product documentation is available for the NM8N series, supporting restriction of hazardous substances
  • Durable moulded-case construction and high operating life can reduce replacement frequency and material waste
  • Suitable for protecting energy-consuming motor and distribution equipment from damaging electrical faults
Warranty Information

CHINT general warranty policy provides 27 months from the date of manufacture for other low-voltage apparatus, subject to authorised sales channels, product conditions and any contract-specific terms.

Available Now

Available through authorised CHINT distributors in Australia.

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