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MCCB 3P 500A 100kA Magnetic Only 800A Frame NM8N Chint

BRAND: CABAC
SKU: 273081
$7,278.90 List price: $9,705.20
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30 Days Return Electricians Unlock Trade Access
Chint NM8N 500A 3P MCCB features 100kA breaking capacity, magnetic-only trip unit for motor protection and a 800A frame. Ideal for switchboard mains protection.

Alternatively Known As: CHINT NM8N-800H M 500A 3P MCCB, Motor Protection MCCB, 500A Moulded Case Circuit Breaker

Technical Specifications
  • Rated Current: 500 A
  • Frame Size: 800 A
  • Poles: 3P
  • Breaking Capacity: 100 kA Icu
  • Trip Unit: Magnetic-only type M
  • Magnetic Setting Range: 9–14 × In
  • Rated Voltage: Up to 690 V AC
  • Frequency: 50/60 Hz
  • Installation: Vertical or horizontal mounting; top or bottom line entry
  • Primary Protection Function: Short-circuit protection for motor circuits and switchboards
  • Dimensions (H x L x W): 300mm x 193mm x 195mm
  • Weight: 13 kg
Key Features
  • High 100 kA short-circuit breaking capacity
  • Magnetic-only trip unit for motor protection applications
  • Adjustable instantaneous magnetic trip setting from 9–14 times rated current
  • 800 A frame with a 500 A rated current
  • Three-pole configuration for three-phase systems
  • Suitable for commercial, industrial and switchboard applications
  • Supports front or rear connection arrangements
  • Can be installed vertically or horizontally
Professional Installation Requirements
  • Installation, adjustment and commissioning must be performed by a licensed electrical professional. A magnetic-only MCCB does not provide thermal overload protection; motor applications require suitable overload protection and coordination in accordance with the system design, manufacturer instructions and AS/NZS 3000.
Applications
  • Motor short-circuit protection
  • Industrial switchboards
  • Main and feeder circuit protection
  • Commercial electrical distribution systems
  • Three-phase plant and machinery
  • Motor control and protection assemblies
Standards & Compliance
  • AS/NZS IEC 60947.2:2015 for low-voltage circuit-breakers
  • AS/NZS 3000:2018 for electrical installation and wiring requirements
Environmental Benefits
  • Durable moulded-case construction can extend service life and reduce replacement waste
  • High interrupting capacity helps limit fault energy and potential damage to connected electrical equipment
  • Suitable for coordinated motor protection systems that can support efficient, reliable equipment operation
Warranty Information

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

Available Now

Available through authorised CHINT distributors in Australia.

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