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MCCB 3P 400A 50kA Standard Electronic 400A Frame NM8N Chint

BRAND: CABAC
SKU: 269453
$2,582.50 List price: $3,443.40
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Chint NM8N 400A 3P MCCB features 50kA breaking capacity, standard electronic trip unit and a 400A frame. Ideal for switchboard mains and sub-mains protection.

Alternatively Known As: CHINT moulded case circuit breaker, 400A electronic MCCB, 3-phase MCCB, NM8N 400S electronic breaker

Technical Specifications
  • Product Type: Moulded case circuit breaker
  • Frame Size: 400A
  • Rated Current: 400A
  • Number of Poles: 3P
  • Trip Unit: Standard electronic type for power distribution
  • Breaking Capacity: 50kA at 380–415V AC
  • Rated Operational Voltage: Up to 690V AC
  • Rated Insulation Voltage: Up to 1,000V
  • Rated Impulse Withstand Voltage: 12kV
  • Frequency: 50/60Hz
  • Mechanical Durability: Up to 15,000 operations
  • Electrical Durability: Up to 1,500 operations
  • Connection: Fixed, front or rear connection options
  • Product Standard: IEC 60947-2
  • Dimensions (H x L x W): 255mm x 140mm x 113mm
  • Weight: 7.8 kg
Key Features
  • 400A frame and 400A rated current
  • Three-pole configuration for three-phase distribution systems
  • 50kA short-circuit breaking capacity at 380–415V AC
  • Standard electronic trip unit for adjustable power distribution protection
  • Suitable for overload and short-circuit protection
  • Designed for switchboard mains, sub-mains and industrial distribution applications
  • Supports fixed mounting with front or rear connection arrangements
  • Compact NM8N frame suitable for commercial and industrial switchboards
Professional Installation Requirements
  • Installation, testing and commissioning must be performed by a licensed electrical contractor in accordance with applicable Australian wiring rules, switchboard requirements, manufacturer instructions and coordination studies. Verify the supplied unit's RCM and local certification status before installation.
Applications
  • Switchboard mains protection
  • Sub-main protection
  • Commercial building electrical distribution
  • Industrial power distribution
  • Data centre and infrastructure switchboards
  • Protection of feeders, cables and electrical equipment
Standards & Compliance
  • AS/NZS IEC 60947.2 is the applicable Australian/New Zealand product standard for low-voltage circuit-breakers; the NM8N documentation specifies IEC 60947-2. Confirm certification and RCM requirements for the supplied unit before use in Australia.
Environmental Benefits
  • Electronic protection can improve fault discrimination and help reduce unnecessary equipment damage and replacement waste
  • Long mechanical and electrical service life can reduce replacement frequency
  • The NM8N family has published RoHS documentation for restricted-substance control
  • Metallic and thermoplastic components can be separated for recycling at end of service life
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 contract terms and warranty conditions.

Available Now

Available through authorised CHINT distributors in Australia.

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