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MCCB 3P 160A 36kA Basic Electronic 250A Frame NM8N Chint

BRAND: CABAC
SKU: 271324
$1,263.80 List price: $1,685.10
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Chint NM8N 160A 3P MCCB features 36kA breaking capacity, basic electronic trip unit and a 250A frame. Ideal for switchboard mains and sub-mains protection.

Alternatively Known As: NM8N-250C EN 160 3P MCCB, 160A Electronic Moulded Case Circuit Breaker, 3-Phase MCCB

Technical Specifications
  • Rated Current: 160 A
  • Number of Poles: 3P
  • Frame Size: 250 A
  • Breaking Capacity: 36 kA at 380/415 V AC
  • Trip Unit: Basic electronic release, EN type
  • Rated Operational Voltage: Up to 690 V AC
  • Rated Insulation Voltage: 1,000 V AC
  • Rated Impulse Withstand Voltage: 8 kV
  • Electronic Long-Time Current Adjustment: 0.4–1.0 x In
  • Electronic Short-Time and Instantaneous Protection: Adjustable according to trip-unit configuration
  • Mechanical Durability: Up to 15,000 cycles
  • Electrical Durability: Up to 1,500 cycles at the applicable rated voltage
  • Ingress Protection: IP40 when installed as specified
  • Dimensions (H x L x W): 157mm x 88.7mm x 105mm
  • Weight: 1.75 kg
Key Features
  • Three-pole protection for three-phase distribution systems
  • 250A frame with a 160A rated current
  • 36kA short-circuit breaking capacity at 380/415V AC
  • Basic electronic trip unit provides adjustable protection settings
  • Suitable for switchboard mains, sub-mains and industrial distribution circuits
  • Compact fixed-mount moulded case construction
  • Supports overload and short-circuit protection
  • Compatible with selected NM8N accessories and connection arrangements
Professional Installation Requirements
  • Installation, selection of protective settings and commissioning should be performed by a licensed electrician in accordance with the manufacturer's instructions, AS/NZS 3000 and applicable switchboard requirements. Verify prospective fault current, discrimination and RCM suitability before installation in Australia.
Applications
  • Switchboard mains protection
  • Sub-mains protection
  • Commercial and industrial distribution boards
  • Power distribution centres and motor control centres
  • Three-phase low-voltage electrical installations
  • Industrial plant and infrastructure electrical systems
Standards & Compliance
  • AS/NZS IEC 60947.2:2015 — applicable standard for low-voltage circuit-breakers
  • AS/NZS 3000:2018 — installation requirements for electrical equipment and wiring systems
Environmental Benefits
  • Electronic protection can improve fault selectivity and help reduce unnecessary equipment replacement
  • Durable moulded-case construction supports extended service life and reduced product waste
  • Electrical and metallic components can be separated for responsible end-of-life recycling where local facilities accept them
  • CHINT NM8N documentation includes RoHS-related product declarations for the series
Warranty Information

CHINT's published general warranty policy specifies 27 months from the date of manufacture for other low-voltage apparatus sold through authorised channels, unless a customer contract or local distributor terms provide different conditions.

Available Now

Available through authorised CHINT distributors in Australia.

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