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MCCB 3P 32A 36kA Basic Electronic 250A Frame NM8N Chint

BRAND: CABAC
SKU: 271321
$926.40 List price: $1,235.20
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Chint NM8N 32A 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: CHINT NM8N 250A Frame MCCB, 32A Electronic MCCB, Three-Pole Moulded Case Circuit Breaker

Technical Specifications
  • Rated Current: 32 A
  • Number of Poles: 3P
  • Frame Size: 250 A
  • Breaking Capacity: 36 kA at AC 380/400/415 V
  • Trip Unit: Basic electronic type
  • Overload Trip Adjustment: 12.8–32 A
  • Short-Circuit Trip Adjustment: 64–384 A
  • Rated Insulation Voltage Ui: 1000 V
  • Rated Operational Voltage Ue: Up to 690 V AC, 50/60 Hz
  • Rated Impulse Withstand Voltage Uimp: 8 kV
  • Utilisation Category: A
  • Mechanical Life: Up to 25,000 operating cycles
  • Electrical Life: Up to 10,000 operating cycles at AC 415 V
  • Operating Temperature: -35°C to +70°C for the basic electronic trip unit
  • Product Standard: IEC/EN 60947-2
  • Dimensions (H x L x W): 157mm x 88.7mm x 105mm
  • Weight: 2 kg
Key Features
  • Three-pole moulded case circuit breaker for low-voltage distribution systems
  • 250A frame with a 32A adjustable electronic trip unit
  • 36kA ultimate short-circuit breaking capacity at 380/400/415V AC
  • Suitable for switchboard mains and sub-mains protection
  • Adjustable overload and instantaneous short-circuit protection
  • Suitable for isolation
  • Zero arcing distance design
Professional Installation Requirements
  • Installation, testing and commissioning must be performed by a licensed electrician in accordance with applicable Australian electrical regulations, the manufacturer's instructions and AS/NZS 3000. Verify system fault levels, conductor coordination and Australian conformity requirements before installation.
Applications
  • Switchboard mains protection
  • Switchboard sub-mains protection
  • Commercial and industrial low-voltage distribution boards
  • Overload and short-circuit protection for three-phase circuits
  • Isolation of low-voltage distribution circuits
Standards & Compliance
  • IEC/EN 60947-2 is the manufacturer's stated product standard for low-voltage circuit-breakers; confirm the supplied unit's Australian RCM/EESS status and AS/NZS adoption before installation
  • Installation should comply with AS/NZS 3000 Wiring Rules
Environmental Benefits
  • Durable moulded-case construction and long mechanical service life can reduce replacement frequency and product waste
  • Metal components can be recovered through appropriate electrical equipment recycling at end of life
  • Provides circuit protection that can help limit damage to downstream electrical equipment during overloads and short circuits
Warranty Information

CHINT's general warranty policy for other low-voltage apparatus provides 27 months from the date of manufacture when purchased through authorised sales channels; local distributor terms may vary.

Available Now

Available through authorised CHINT distributors in Australia.

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