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MCCB 3P 700A 50kA Thermal Magnetic 800A Frame NM8N Chint

BRAND: CABAC
SKU: 272928
$4,168.80 List price: $5,558.40
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Chint NM8N 700A 3P MCCB features 50kA breaking capacity, thermal-magnetic trip unit and a 800A frame. Ideal for switchboard mains and sub-mains protection.

Alternatively Known As: Moulded Case Circuit Breaker, MCCB, Thermal-Magnetic Circuit Breaker, Main Switchboard Circuit Breaker

Technical Specifications
  • Product Type: Moulded case circuit breaker
  • Frame Size: 800A
  • Rated Current: 700A
  • Number of Poles: 3P
  • Trip Unit: Thermal-magnetic
  • Breaking Capacity: 50kA at AC 380/400/415V
  • Rated Operational Voltage: Up to 690V AC, 50/60Hz
  • Rated Insulation Voltage: 1000V AC
  • Adjustable Thermal Setting: 0.7–1.0 x In
  • Utilisation Category: A
  • Installation: Fixed mounting with front connection
  • Mechanical Life: Up to 15,000 operating cycles
  • Electrical Life: Up to 1,500 cycles at AC 690V
  • Ingress Protection: IP00, or IP40 with terminal covers
  • Reference Standard: IEC/EN 60947-2
  • Dimensions (H x L x W): 300mm x 195mm x 133mm
  • Weight: 10.3 kg
Key Features
  • 700A adjustable thermal-magnetic protection
  • 800A moulded-case frame suitable for high-current distribution
  • 50kA ultimate and service breaking capacity at AC 380/400/415V
  • Three-pole configuration for three-phase switchboard applications
  • Adjustable overload protection from 0.7 to 1.0 times rated current
  • Suitable for switchboard mains, sub-mains and industrial power distribution
  • Compatible with a range of optional operating and auxiliary accessories
  • Suitable for isolation when installed and selected in accordance with the system design
Professional Installation Requirements
  • Installation, testing and commissioning must be performed by a licensed electrician in accordance with AS/NZS 3000, the manufacturer's instructions and the requirements of the switchboard assembly. Confirm fault levels, cable capacity, discrimination and thermal clearances before energisation.
Applications
  • Main switchboard incomer protection
  • Sub-main circuit protection
  • Industrial power distribution boards
  • Commercial building switchboards
  • Power centres and motor control centres
  • High-current three-phase feeder protection
Standards & Compliance
  • Applicable product standard: AS/NZS IEC 60947.2 for low-voltage circuit-breakers
  • Installation should comply with AS/NZS 3000 wiring rules
Environmental Benefits
  • Long mechanical and electrical service life can reduce replacement frequency and associated waste
  • Moulded-case construction includes recyclable metallic and thermoplastic materials at end of service life
  • Adjustable protection supports accurate system sizing and can help prevent damage to downstream electrical equipment
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 the applicable contract and warranty conditions.

Available Now

Available through authorised CHINT distributors in Australia.

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