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MCCB 3P 500A 150kA Thermal Magnetic 800A Frame NM8N Chint

BRAND: CABAC
SKU: 272962
$7,609.80 List price: $10,146.40
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30 Days Return Electricians Unlock Trade Access
Chint NM8N 500A 3P MCCB features 150kA breaking capacity, thermal-magnetic trip unit and a 800A frame. Ideal for switchboard mains and sub-mains protection.

Alternatively Known As: CHINT NM8N-800R TM 500A 3-Pole MCCB, 500A Moulded Case Circuit Breaker, High-Breaking-Capacity MCCB

Technical Specifications
  • Product Type: Moulded case circuit breaker
  • Frame Size: 800A
  • Rated Current: 500A
  • Number of Poles: 3P
  • Trip Unit: Thermal-magnetic, adjustable
  • Rated Breaking Capacity: 150kA at AC 380/400/415V
  • Rated Operational Voltage: Up to 690V AC
  • Rated Insulation Voltage: 1000V
  • Rated Impulse Withstand Voltage: 12kV
  • Rated Frequency: 50/60Hz
  • Thermal Trip Adjustment: 0.7–1.0 x In
  • Magnetic Trip Adjustment: 5–10 x In for power distribution
  • Utilisation Category: A
  • Ingress Protection: IP40
  • Installation: Fixed mounting, vertical or horizontal orientation
  • Line Connection: Top or bottom line entry supported
  • Dimensions (H x L x W): 300.6mm x 167mm x 195mm
  • Weight: 13 kg
Key Features
  • 500A rated current within an 800A frame
  • Three-pole configuration for three-phase distribution systems
  • 150kA short-circuit breaking capacity at 380/400/415V AC
  • Adjustable thermal overload and magnetic short-circuit protection
  • Suitable for switchboard mains, sub-mains and high-fault-level distribution applications
  • Supports AC systems up to 690V
  • Can be installed vertically or horizontally with top or bottom line entry
  • Maintenance-free design with high mechanical and electrical endurance
Professional Installation Requirements
  • Installation, testing and commissioning must be carried out by a licensed electrician in accordance with applicable Australian electrical installation requirements, manufacturer instructions and the designed fault level. Confirm coordination, cable ratings, clearances, termination torque and local RCM or approval requirements before energising.
Applications
  • Main incoming protection in commercial and industrial switchboards
  • Sub-main protection in low-voltage distribution boards
  • Protection of high-capacity feeders and power distribution circuits
  • Short-circuit and overload protection in industrial buildings, infrastructure and data centres
  • Isolation and protection of three-phase AC electrical equipment
Standards & Compliance
  • Applicable standard: AS/NZS IEC 60947.2 for low-voltage circuit-breakers
  • The NM8N series is specified to IEC 60947-1 and IEC 60947-2; verify Australian conformity assessment and RCM requirements for the intended installation
Environmental Benefits
  • Long service life reduces replacement frequency and product waste
  • Adjustable protection settings can improve system efficiency by allowing closer matching to the protected circuit
  • The product is covered by CHINT RoHS declarations for the NM8N series, supporting restriction of hazardous substances
  • Metallic and thermoplastic components can be separated for responsible end-of-life recycling where local facilities accept them
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 contract terms and warranty conditions.

Available Now

Available through authorised CHINT distributors in Australia.

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