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MCCB 4P 100A 36kA Standard Electronic 250A Frame NM8N Chint

BRAND: CABAC
SKU: 271378
$1,786.60 List price: $2,382.20
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Chint NM8N 100A 4P MCCB features 36kA breaking capacity, standard electronic trip unit with protected neutral and a 250A frame. For switchboard mains protection.

Alternatively Known As: CHINT NM8N-250C 4P 100A Electronic MCCB, Moulded Case Circuit Breaker, Main Switchboard Circuit Breaker

Technical Specifications
  • Circuit Breaker Type: Moulded case circuit breaker
  • Rated Current: 100 A
  • Frame Size: 250 A
  • Number of Poles: 4P
  • Trip Unit: Standard electronic type
  • Neutral Protection: Protected neutral pole
  • Rated Service Short-Circuit Breaking Capacity: 36 kA at 380/400/415 V AC
  • Rated Operational Voltage: Up to 690 V AC, 50/60 Hz
  • Rated Insulation Voltage: 1,000 V AC
  • Rated Impulse Withstand Voltage: 8 kV
  • Utilisation Category: Category A
  • Installation: Fixed mounting; vertical or horizontal orientation
  • Standard: IEC/EN 60947-2
  • Dimensions (H x L x W): 157mm x 88.7mm x 140mm
  • Weight: 2.65 kg
Key Features
  • Four-pole protection for three-phase systems with protected neutral
  • 250A frame with 100A electronic current rating
  • 36kA short-circuit breaking capacity at typical 415V AC system voltage
  • Electronic trip unit provides adjustable overload and short-circuit protection
  • Suitable for switchboard mains, incomer and low-voltage distribution protection
  • Top or bottom line entry supported
  • Designed for industrial and commercial low-voltage distribution systems
  • Mechanical life rated up to 25,000 operating cycles
Professional Installation Requirements
  • Installation, configuration and testing must be performed by a licensed electrician or suitably qualified electrical professional in accordance with AS/NZS 3000, the switchboard manufacturer's requirements and applicable local regulations.
Applications
  • Main switchboard mains protection
  • Three-phase commercial and industrial distribution boards
  • Low-voltage switchboard incomers and feeders
  • Protection of cables, busbars and downstream distribution equipment
  • Industrial plant, commercial building and infrastructure power distribution
Standards & Compliance
  • AS/NZS IEC 60947.2:2015 — applicable Australian and New Zealand standard for low-voltage circuit-breakers
  • AS/NZS 3000:2018 — installation and wiring requirements for integration into Australian electrical installations
Environmental Benefits
  • Metal components and copper conductors can be recovered through appropriate electrical equipment recycling streams
  • Electronic protection and adjustable trip settings support accurate system protection and may reduce avoidable equipment damage
  • Long mechanical and electrical service life can reduce replacement frequency and associated waste
  • CHINT NM8N documentation includes a RoHS declaration for the product series
Warranty Information

CHINT's general warranty policy for other low-voltage apparatus provides 27 months from the date of manufacture against defects in materials and workmanship when supplied through authorised sales channels. Contract terms, installation conditions and regional exclusions may apply.

Available Now

Available through authorised CHINT distributors in Australia.

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