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MCCB 4P 50A 100kA Thermal Magnetic 125A Frame NM8N Chint

BRAND: CABAC
SKU: 271686
$1,336.70 List price: $1,782.20
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Chint NM8N 50A 4P MCCB features 100kA breaking capacity, thermal-magnetic trip unit with protected neutral and a 125A frame. Ideal for switchboard mains protection.

Alternatively Known As: Moulded Case Circuit Breaker, MCCB, 4-pole circuit breaker, thermal-magnetic circuit breaker, protected-neutral MCCB

Technical Specifications
  • Product Type: Moulded Case Circuit Breaker (MCCB)
  • Series: NM8N
  • Frame Size: 125A
  • Rated Current: 50A
  • Number of Poles: 4P, 4C protected neutral
  • Trip Unit: Thermal-magnetic, TM
  • Breaking Capacity: 100kA, H class
  • Rated Operational Voltage: 380/400/415V AC at 50/60Hz
  • Maximum Rated Operational Voltage: 690V AC
  • Rated Insulation Voltage Ui: 1000V
  • Rated Impulse Withstand Voltage Uimp: 8kV
  • Connection: Fixed, front or rear connection options
  • Order Code: 271686
  • Dimensions (H x L x W): 140mm x 78.5mm x 120mm
  • Weight: 1.55 kg
Key Features
  • Four-pole protection with an overcurrent-protected neutral pole
  • Thermal-magnetic trip unit for overload and short-circuit protection
  • High 100kA ultimate short-circuit breaking capacity
  • 125A frame with a factory-rated 50A trip unit
  • Suitable for switchboard mains and submains protection
  • Can be installed vertically or horizontally with top or bottom line entry
  • Supports isolation and reliable low-voltage power distribution
Professional Installation Requirements
  • Installation, wiring, testing and commissioning must be carried out by a licensed electrician in accordance with the manufacturer's instructions, the approved switchboard design and applicable Australian electrical requirements.
Applications
  • Switchboard mains protection
  • Commercial and industrial low-voltage distribution boards
  • Submains and feeder protection
  • Three-phase four-wire power distribution systems
  • Building services and industrial electrical equipment protection
Standards & Compliance
  • Relevant standard: AS/NZS IEC 60947.2 for low-voltage circuit-breakers
  • The specific installation must also comply with AS/NZS 3000 and applicable Australian regulatory requirements
Environmental Benefits
  • RoHS documentation is available for the NM8N product range, supporting reduced use of restricted hazardous substances
  • Long service life can reduce replacement frequency and associated material waste
  • Metal components in the breaker can be recovered through appropriate electrical equipment recycling streams
Warranty Information

CHINT warranty coverage for other low-voltage apparatus is 27 months from the date of manufacture when supplied 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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