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MCCB 3P 63A 36kA Basic Electronic 250A Frame NM8N Chint

BRAND: CABAC
SKU: 271322
$926.40 List price: $1,235.20
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Chint NM8N 63A 3P MCCB features 36kA breaking capacity, basic electronic trip unit and a 250A frame. Ideal for switchboard mains and sub-mains protection.

Alternatively Known As: CHINT NM8N-250C EN 63 3P MCCB, 63A Electronic Moulded Case Circuit Breaker, 36kA MCCB

Technical Specifications
  • Circuit Breaker Type: Moulded case circuit breaker
  • Series: NM8N
  • Rated Current: 63A
  • Number of Poles: 3P
  • Frame Size: 250A
  • Trip Unit: Basic electronic type EN
  • Breaking Capacity: 36kA at 380/400/415V AC
  • Rated Operational Voltage: 380/400/415V, 440V, 500V and 660/690V AC, 50/60Hz
  • Rated Insulation Voltage: 1000V
  • Rated Impulse Withstand Voltage: 8kV
  • Long-Time Current Setting: 0.4 to 1.0 x In
  • Rated Service Breaking Capacity Ics: 36kA at 380/400/415V AC
  • Short-Time Withstand Current Icw: 1kA for 1 second at 63A
  • Utilisation Category: A
  • Operating Temperature: -35°C to +70°C for basic electronic trip units
  • Mechanical Durability: 25,000 operating cycles
  • Electrical Durability: 10,000 cycles at 415V rated current
  • Dimensions (H x L x W): 157mm x 88.7mm x 105mm
  • Weight: 2 kg
Key Features
  • 36kA short-circuit breaking capacity for low-voltage distribution applications
  • Adjustable basic electronic trip unit with overload and short-circuit protection
  • Compact 250A frame with a 63A rated current
  • Suitable for three-phase switchboard mains and sub-main protection
  • Isolation-suitable design with zero arcing distance
  • Front connection and fixed mounting configuration
  • Supports accurate current protection adjustment across a 0.4 to 1.0 x In range
Professional Installation Requirements
  • Installation, testing and commissioning must be carried out by a licensed electrician with the supply isolated. Verify fault levels, cable ratings, discrimination, thermal derating and switchboard compatibility before installation. Install in accordance with AS/NZS 3000 and the manufacturer's instructions.
Applications
  • Switchboard mains protection
  • Sub-main circuit protection
  • Commercial and industrial power distribution
  • Three-phase feeder protection
  • Low-voltage distribution panels
Standards & Compliance
  • Manufacturer product standard: IEC/EN 60947-2
  • Applicable Australian and New Zealand circuit-breaker standard: AS/NZS IEC 60947.2:2015
  • Final Australian use should be subject to verification of applicable RCM, installation and certification requirements
Environmental Benefits
  • Electronic protection can support accurate system protection and reduce unnecessary equipment damage
  • Long mechanical and electrical service life can reduce replacement frequency and product waste
  • Metallic and thermoplastic components may be recoverable through appropriate electrical equipment recycling streams
  • RoHS documentation is available for the NM8N product family
Warranty Information

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

Available Now

Available through authorised CHINT distributors in Australia.

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