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MCCB 3P 63A 150kA Basic Electronic 250A Frame NM8N Chint

BRAND: CABAC
SKU: 271362
$1,687.40 List price: $2,249.80
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Chint NM8N 63A 3P MCCB features 150kA breaking capacity, basic electronic trip unit and a 250A frame. Ideal for switchboard mains and sub-mains protection.

Alternatively Known As: Moulded Case Circuit Breaker, Electronic MCCB, 3-Phase MCCB, NM8N-250R EN 63/3/22

Technical Specifications
  • Series: NM8N
  • Model: NM8N-250R EN 63A 3P
  • Rated Current: 63 A
  • Frame Size: 250 A
  • Number of Poles: 3P
  • Release Type: Basic electronic release, EN
  • Breaking Capacity: 150 kA at AC 380/400/415 V
  • Rated Operational Voltage: Up to 690 V AC
  • Rated Insulation Voltage: 1,000 V
  • Rated Impulse Withstand Voltage: 8 kV
  • Rated Frequency: 50/60 Hz
  • Overload Adjustment Range: 0.4–1.0 x In, equivalent to 25.2–63 A
  • Ingress Protection: IP40
  • Mechanical Life: Up to 15,000 operations
  • Selectivity Category: A
  • Dimensions (H x L x W): 157mm x 88.7mm x 105mm
  • Weight: 2.0 kg
Key Features
  • High 150 kA short-circuit breaking capacity
  • Basic electronic trip unit for adjustable overload protection
  • Compact 250 A frame with a 63 A rated current
  • Three-pole configuration for three-phase distribution systems
  • Suitable for fixed installation in low-voltage switchboards
  • Supports protection against overloads and short circuits
  • Designed for commercial, industrial and infrastructure power distribution
Professional Installation Requirements
  • Installation, configuration and testing must be carried out by a licensed electrician in accordance with the manufacturer's instructions, AS/NZS 3000 and applicable switchboard requirements. Verify fault levels, cable ratings, discrimination and protection settings before energising.
Applications
  • Switchboard mains protection
  • Sub-mains and feeder protection
  • Commercial and industrial low-voltage distribution boards
  • Three-phase power distribution systems
  • Infrastructure and plant electrical protection
Standards & Compliance
  • Applicable circuit-breaker standard: AS/NZS IEC 60947.2:2015
  • Installation should comply with AS/NZS 3000 Wiring Rules
Environmental Benefits
  • Durable moulded-case construction can support a long service life and reduce replacement waste
  • Metallic and thermoplastic components may be separated for appropriate recycling at end of service life
  • CHINT NM8N product documentation includes RoHS environmental compliance information
Warranty Information

CHINT's general policy for other low-voltage apparatus provides 27 months from the date of manufacture against defects in materials and workmanship when purchased through authorised sales channels. Contract-specific warranty terms may vary.

Available Now

Available through authorised CHINT distributors in Australia.

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