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MCCB 4P 160A 100kA Thermal Magnetic 250A Frame NM8N Chint

BRAND: CABAC
SKU: 271232
$1,786.60 List price: $2,382.20
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Chint NM8N 160A 4P MCCB features 100kA breaking capacity, thermal-magnetic trip unit with protected neutral and a 250A frame. For switchboard mains protection.

Alternatively Known As: CHINT NM8N-250H-160/4/22 MCCB, 160A 4P MCCB, 250A Frame Moulded Case Circuit Breaker

Technical Specifications
  • Rated Current: 160 A
  • Number of Poles: 4P
  • Frame Size: 250 A
  • Trip Unit: Thermal-magnetic
  • Ultimate Breaking Capacity: 100 kA at 380/400/415 V AC
  • Service Breaking Capacity: 100 kA at 380/400/415 V AC
  • Rated Insulation Voltage: 1,000 V AC
  • Rated Impulse Withstand Voltage: 8 kV
  • Rated Operational Voltage: 380/400/415 V AC, 50/60 Hz
  • Utilisation Category: A
  • Installation: Fixed mounting with front or rear connection options
  • Mechanical Life: Up to 25,000 operating cycles
  • Electrical Life: Up to 10,000 operating cycles at 415 V AC and rated current
  • Dimensions (H x L x W): 157mm x 88.7mm x 140mm
  • Weight: 2.5 kg
Key Features
  • Four-pole protection for three-phase systems with neutral switching
  • Thermal-magnetic overload and short-circuit protection
  • 100 kA ultimate and service short-circuit breaking capacity at 415 V AC
  • 250 A frame accommodates a 160 A rated current
  • Suitable for vertical or horizontal installation with top or bottom line entry
  • Designed for low-voltage commercial and industrial distribution systems
Professional Installation Requirements
  • Installation, testing and commissioning must be performed by a licensed electrical contractor in accordance with applicable wiring rules, switchboard requirements and the manufacturer's installation instructions.
Applications
  • Switchboard mains protection
  • Main incoming protection for commercial and industrial distribution boards
  • Low-voltage three-phase distribution systems
  • Protection of feeders, busbars and downstream electrical equipment
  • Installations requiring high short-circuit breaking capacity
Standards & Compliance
  • AS/NZS IEC 60947.2:2015 for low-voltage circuit-breakers
Environmental Benefits
  • Long mechanical and electrical service life can reduce replacement frequency and associated material waste
  • Metallic and thermoplastic components may be recyclable through appropriate electrical equipment recycling streams
  • Supports reliable electrical distribution and fault protection, helping reduce damage to downstream equipment
Warranty Information

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

Available Now

Available through authorised CHINT distributors in Australia.

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