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MCCB 3P 63A 50kA Basic Electronic 250A Frame NM8N Chint

BRAND: CABAC
SKU: 271332
$1,058.80 List price: $1,411.70
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Chint NM8N 63A 3P MCCB features 50kA breaking capacity, basic electronic trip unit and a 250A frame. Ideal for switchboard mains and sub-mains protection.

Alternatively Known As: Moulded Case Circuit Breaker, MCCB, 3-Phase Circuit Breaker, Electronic MCCB, NM8N-250S EN 63A 3P

Technical Specifications
  • Product Type: Moulded case circuit breaker
  • Rated Current: 63A
  • Number of Poles: 3P
  • Frame Size: 250A
  • Trip Unit: Basic electronic, EN type
  • Breaking Capacity: 50kA at 380–415V AC
  • Rated Operational Voltage: Up to 690V AC, 50/60Hz
  • Rated Insulation Voltage: 1000V
  • Rated Impulse Withstand Voltage: 8kV
  • Installation: Fixed mounting with front connection
  • Mechanical Endurance: 15,000 operating cycles
  • Electrical Endurance: Up to 6,000 operating cycles at 415V AC
  • Standard Product Basis: IEC/EN 60947-2
  • Dimensions (H x L x W): 157mm x 88.7mm x 105mm
  • Weight: 2 kg
Key Features
  • 50kA short-circuit breaking capacity at 380–415V AC
  • Basic electronic trip unit for adjustable overload and short-circuit protection
  • Compact 250A frame with a 63A rated current
  • Three-pole configuration for three-phase distribution systems
  • Suitable for switchboard mains and sub-mains protection
  • Can be installed with vertical or horizontal orientation
  • Line and load connections can be arranged from the top or bottom
  • Maintenance-free design with long mechanical service life
Professional Installation Requirements
  • Installation, selection and commissioning must be carried out by a licensed electrician in accordance with AS/NZS 3000, the manufacturer's instructions and the requirements of the completed switchboard assembly. Confirm prospective fault current, discrimination, cable protection and local RCM or approval requirements before use.
Applications
  • Main switchboard protection
  • Sub-main circuit protection
  • Commercial and industrial distribution boards
  • Three-phase power distribution systems
  • Overload and short-circuit protection for low-voltage electrical installations
Standards & Compliance
  • AS/NZS IEC 60947.2:2015 — applicable product standard for low-voltage circuit-breakers; verify product approval and RCM requirements for the intended Australian installation
Environmental Benefits
  • Long mechanical and electrical service life can reduce replacement frequency and equipment waste
  • Electronic protection helps limit damage to cables and connected equipment during overloads and short-circuit events
  • Metal and thermoplastic components may be recoverable through appropriate electrical equipment recycling streams
Warranty Information

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

Available Now

Available through authorised CHINT distributors in Australia.

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