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MCCB 3P 50A 50kA Magnetic Only 125A Frame NM8N Chint

BRAND: CABAC
SKU: 271846
$992.60 List price: $1,323.40
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Chint NM8N 50A 3P MCCB features 50kA breaking capacity, magnetic-only trip unit for motor protection and a 125A frame. Ideal for switchboard mains protection.

Alternatively Known As: CHINT NM8N 50A Magnetic Motor Protection Circuit Breaker, 3-Pole MCCB, NM8N-125S M 50 3P

Technical Specifications
  • Rated Current: 50 A
  • Number of Poles: 3P
  • Frame Size: 125 A
  • Release Type: Magnetic-only motor protection
  • Breaking Capacity: 50 kA Icu and Ics at AC 380/400/415/440 V
  • Rated Operational Voltage: Up to 690 V AC
  • Rated Frequency: 50/60 Hz
  • Installation: Fixed front or rear connection options
  • Protection Function: Short-circuit protection; use with separate overload protection for complete motor protection
  • Product Standard Basis: IEC/EN 60947-2
  • Dimensions (H x L x W): 140mm x 78.5mm x 90mm
  • Weight: 1.05 kg
Key Features
  • Three-pole moulded case circuit breaker
  • Magnetic-only trip unit designed for motor protection
  • 50 kA ultimate and service short-circuit breaking capacity at common low-voltage system voltages
  • 125 A frame accommodates the 50 A rated current
  • Suitable for switchboards, motor feeders and industrial distribution assemblies
  • Can be installed vertically or horizontally
  • Isolation function for circuit maintenance
Professional Installation Requirements
  • Installation, selection and adjustment should be carried out by a licensed electrician in accordance with AS/NZS 3000, the manufacturer's instructions and the requirements of the complete switchboard assembly. Magnetic-only protection does not provide thermal overload protection, so a correctly selected motor overload relay or equivalent protection is required where applicable.
Applications
  • Motor feeder short-circuit protection
  • Industrial switchboards and distribution boards
  • Commercial and industrial power distribution
  • Motor control centres and starter assemblies
  • Switchboard incomer or feeder applications where separate overload protection is provided
Standards & Compliance
  • Applicable product standard: AS/NZS IEC 60947.2 for low-voltage circuit-breakers
  • Electrical installation should comply with AS/NZS 3000
Environmental Benefits
  • Long service life can reduce replacement frequency and electrical equipment waste
  • Metallic conductive components are recyclable at end of service life
  • Supports maintainable switchboard assemblies through replaceable and configurable protection components
Warranty Information

CHINT's general warranty policy provides 27 months from the date of manufacture for other low-voltage apparatus sold through authorised channels, subject to the applicable sales contract and warranty conditions.

Available Now

Available through authorised CHINT distributors in Australia.

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