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MCCB 3P 500A 70kA Magnetic Only 800A Frame NM8N Chint

BRAND: CABAC
SKU: 273077
$6,948.10 List price: $9,264.10
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Chint NM8N 500A 3P MCCB features 70kA breaking capacity, magnetic-only trip unit for motor protection and a 800A frame. Ideal for switchboard mains protection.

Alternatively Known As: CHINT NM8N-800Q-M 500A MCCB, 500A Magnetic-Only MCCB, 3-Phase Motor Protection Circuit Breaker

Technical Specifications
  • Product Type: Moulded case circuit breaker
  • Frame Size: 800A
  • Rated Current: 500A
  • Number of Poles: 3P
  • Release Type: Magnetic-only release for motor protection
  • Breaking Capacity: 70kA at 380/400/415V AC
  • Rated Operational Voltage: Up to 690V AC
  • Rated Insulation Voltage: 1000V AC
  • Rated Impulse Withstand Voltage: 12kV
  • Rated Frequency: 50/60Hz
  • Utilisation Category: Category A
  • Installation: Fixed mounting with front or rear connection options
  • Ingress Protection: IP20; up to IP40 with terminal covers
  • Dimensions (H x L x W): 300mm x 195mm x 133mm
  • Weight: 10.48 kg
Key Features
  • Magnetic-only trip unit suited to motor protection applications
  • 70kA short-circuit breaking capacity at 380/400/415V AC
  • High-capacity 800A frame with a 500A rated current
  • Three-pole configuration for three-phase systems
  • Suitable for switchboard mains and industrial distribution applications
  • Supports vertical or horizontal installation
  • Top or bottom line entry permitted
  • Compatible with optional CHINT accessories including auxiliary contacts, shunt trips, undervoltage releases and motor operators
Professional Installation Requirements
  • Installation, testing and commissioning must be performed by a licensed electrician in accordance with applicable Australian electrical requirements, manufacturer instructions and the approved switchboard design. Magnetic-only protection must be coordinated with the motor starter, overload protection and prospective fault current.
Applications
  • Motor control centres and industrial motor feeders
  • Main switchboard and sub-board protection
  • Three-phase industrial power distribution
  • Commercial and industrial switchboards
  • High-fault-level circuits requiring 70kA short-circuit protection
Standards & Compliance
  • AS/NZS IEC 60947.2:2015 applies to low-voltage circuit-breakers of this type; verify the specific Australian certification and RCM requirements before installation.
Environmental Benefits
  • Long service life can reduce replacement frequency and associated material waste
  • Steel, copper and aluminium components can be recovered through appropriate electrical equipment recycling
  • Designed for use in efficient industrial power distribution and motor-control systems
  • End-of-life components should be segregated and recycled as industrial electrical equipment where facilities are available
Warranty Information

CHINT NM8N series warranty documentation specifies a 36-month warranty from the date of manufacture under normal storage, transport and operating conditions, subject to CHINT terms and exclusions.

Available Now

Available through authorised CHINT distributors in Australia.

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