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MCCB 3P 80A 70kA Thermal Magnetic 125A Frame NM8N Chint

BRAND: CABAC
SKU: 271628
$727.90 List price: $970.50
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Chint NM8N 80A 3P MCCB features 70kA breaking capacity, thermal-magnetic trip unit and a 125A frame. Ideal for switchboard mains and sub-mains protection.

Alternatively Known As: Moulded Case Circuit Breaker, MCCB, Thermal-Magnetic Circuit Breaker, 3P 80A 70kA MCCB

Technical Specifications
  • Product Series: NM8N-125Q
  • Rated Current: 80 A
  • Number of Poles: 3P
  • Frame Size: 125 A
  • Trip Unit: Thermal-magnetic
  • Ultimate Short-Circuit Breaking Capacity: 70 kA at AC 380/400/415 V
  • Service Short-Circuit Breaking Capacity: 70 kA at AC 380/400/415 V
  • Rated Insulation Voltage Ui: 1000 V
  • Rated Impulse Withstand Voltage Uimp: 8 kV
  • Rated Operational Voltage Ue: 380/400/415 V AC, 50/60 Hz
  • Utilisation Category: Category A
  • Connection: Fixed front connection
  • Standard Product Reference: IEC/EN 60947-2
  • Dimensions (H x L x W): 140mm x 78.5mm x 90mm
  • Weight: 1.19 kg
Key Features
  • High 70kA short-circuit breaking capacity
  • Thermal-magnetic overload and short-circuit protection
  • Three-pole configuration for three-phase circuits
  • 125A frame accommodates the 80A rated trip unit
  • Suitable for switchboard mains and sub-mains protection
  • Suitable for isolation
  • Mechanical life of up to 25,000 operating cycles
  • Electrical life of up to 10,000 operating cycles at AC 415V and rated current
Professional Installation Requirements
  • Installation, inspection and testing must be carried out by a licensed electrical contractor in accordance with AS/NZS 3000 and the switchboard manufacturer's requirements. Confirm prospective fault current, discrimination, cable capacity and terminal tightening before commissioning.
Applications
  • Switchboard mains protection
  • Sub-main protection
  • Commercial and industrial distribution boards
  • Three-phase power distribution systems
  • Overload and short-circuit protection for feeders and equipment
Standards & Compliance
  • AS/NZS IEC 60947.2 is the applicable product standard for low-voltage circuit-breakers of this type
  • AS/NZS 3000:2018 applies to selection, installation and verification within Australian electrical installations
Environmental Benefits
  • RoHS-declared product helps restrict the use of specified hazardous substances
  • Durable construction and long operating life can reduce replacement frequency and associated waste
  • Reusable metal and thermoplastic components support material recovery at end of service life
Warranty Information

CHINT warranty policy covers other low-voltage apparatus against defects in materials and workmanship for 27 months from the date of manufacture when purchased through authorised sales channels; contract terms may vary.

Available Now

Available through authorised CHINT distributors in Australia.

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