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MCCB 3P 400A 36kA Thermal Magnetic 400A Frame NM8N Chint

BRAND: CABAC
SKU: 268938
$1,786.60 List price: $2,382.20
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Chint NM8N 400A 3P MCCB features 36kA breaking capacity, thermal-magnetic trip unit and a 400A frame. Ideal for switchboard mains and sub-mains protection.

Alternatively Known As: 400A moulded case circuit breaker, 3-phase MCCB, thermal-magnetic circuit breaker, CHINT NM8N-400C TM 400 3P

Technical Specifications
  • Product Type: Moulded case circuit breaker
  • Frame Size: 400A
  • Rated Current: 400A
  • Number of Poles: 3P
  • Trip Unit: Thermal-magnetic, TM
  • Breaking Capacity: 36kA at 380/400/415V AC
  • Rated Operational Voltage: Up to 690V AC, 50/60Hz
  • Rated Insulation Voltage: 1,000V
  • Rated Impulse Withstand Voltage: 12kV
  • Mechanical Durability: Up to 15,000 operations
  • Electrical Durability: Up to 1,500 operations
  • Connection: Fixed installation
  • Dimensions (H x L x W): 250mm x 140mm x 135mm
  • Weight: 5.2 kg
Key Features
  • 400A frame with 400A thermal-magnetic trip unit
  • Three-pole protection for three-phase distribution systems
  • 36kA ultimate short-circuit breaking capacity at 380/400/415V AC
  • Provides overload and short-circuit protection
  • Suitable for switchboard mains and sub-mains protection
  • Compact moulded-case construction for commercial and industrial switchboards
  • Supports isolation and circuit protection functions
Professional Installation Requirements
  • Installation, testing and commissioning must be performed by a licensed electrician in accordance with applicable Australian electrical regulations, manufacturer instructions and the requirements of the switchboard assembly.
Applications
  • Main incoming protection in low-voltage switchboards
  • Sub-main protection in commercial and industrial installations
  • Three-phase distribution board protection
  • Protection of feeders, cables and electrical equipment
  • Industrial power distribution and plant switchboards
Standards & Compliance
  • Designed to IEC 60947-2 for low-voltage circuit-breakers; confirm AS/NZS 60947.2 alignment, RCM status and switchboard assembly requirements before Australian installation.
Environmental Benefits
  • Long mechanical and electrical service life can reduce replacement frequency and associated waste
  • Metallic components can be recovered and recycled at end of service life
  • Overload and short-circuit protection helps prevent damage to downstream electrical equipment
  • Suitable for durable switchboard installations designed for extended service life
Warranty Information

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

Available Now

Available through authorised CHINT distributors in Australia.

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