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MCCB 3P 40A 70kA Thermal Magnetic 125A Frame NM8N Chint

BRAND: CABAC
SKU: 271625
$727.90 List price: $970.50
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Chint NM8N 40A 3P MCCB features 70kA breaking capacity, thermal-magnetic trip unit and a 125A frame. Ideal for switchboard mains and sub-mains protection.

Alternatively Known As: Moulded Case Circuit Breaker, Thermal-Magnetic MCCB, 3-Phase Circuit Breaker, NM8N-125Q-M-40-3P

Technical Specifications
  • Product Series: NM8N-125Q
  • Rated Current: 40 A
  • Frame Size: 125 A
  • Number of Poles: 3P
  • Trip Unit: Thermal-magnetic
  • Rated Operational Voltage: 380/400/415 V AC
  • Rated Frequency: 50/60 Hz
  • Ultimate and Service Breaking Capacity: 70 kA at 380/400/415 V AC
  • Rated Insulation Voltage: 1000 V
  • Rated Impulse Withstand Voltage: 8 kV
  • Utilisation Category: A
  • Connection Type: Fixed, front connection
  • Suitable for Isolation: Yes
  • Dimensions (H x L x W): 140mm x 78.5mm x 90mm
  • Weight: 1.19 kg
Key Features
  • 70kA short-circuit breaking capacity at typical three-phase supply voltages
  • Thermal-magnetic overcurrent protection
  • Compact 125A frame with a 40A rated current
  • Three-pole configuration for three-phase circuits
  • Suitable for switchboard mains and sub-mains protection
  • Maintenance-free construction with accessory options available
Professional Installation Requirements
  • Installation, testing and commissioning must be carried out by a licensed electrician in accordance with applicable Australian wiring rules, switchboard requirements and the manufacturer's instructions. Confirm fault levels, discrimination, conductor ratings and RCM requirements before installation.
Applications
  • Switchboard mains protection
  • Switchboard sub-mains protection
  • Commercial and industrial distribution boards
  • Three-phase feeder protection
  • Low-voltage power distribution systems
Standards & Compliance
  • Designed to IEC/EN 60947-2 for low-voltage circuit-breakers
  • AS/NZS IEC 60947.2:2015 is the applicable Australian/New Zealand circuit-breaker standard; confirm product-specific compliance documentation and RCM requirements before use in Australia
Environmental Benefits
  • Long service life helps reduce replacement frequency and associated waste
  • Metal terminals and conductors can be recovered through appropriate electrical equipment recycling streams
  • Thermal-magnetic protection can help limit equipment damage during overload and short-circuit events
Warranty Information

CHINT low-voltage apparatus supplied through authorised sales channels is covered for defects in materials and workmanship for 27 months from the date of manufacture, unless contract terms specify otherwise.

Available Now

Available through authorised CHINT distributors in Australia.

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