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MCCB 3P 315A 100kA Magnetic Only 400A Frame NM8N Chint

BRAND: CABAC
SKU: 269511
$3,838.00 List price: $5,117.30
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30 Days Return Electricians Unlock Trade Access
Chint NM8N 315A 3P MCCB features 100kA breaking capacity, magnetic-only trip unit for motor protection and a 400A frame. Ideal for switchboard mains protection.

Alternatively Known As: CHINT NM8N-400H M 315 3P MCCB, Magnetic MCCB, Electromagnetic Trip MCCB, Motor Protection MCCB

Technical Specifications
  • Rated Current: 315 A
  • Number of Poles: 3P
  • Frame Size: 400 A
  • Trip Unit: Magnetic-only electromagnetic type
  • Rated Ultimate Breaking Capacity Icu: 100 kA at 380–440 V AC
  • Rated Service Breaking Capacity Ics: 100 kA at 380–440 V AC
  • Rated Operational Voltage: Up to 690 V AC
  • Rated Insulation Voltage: 1,000 V AC
  • Frequency: 50/60 Hz
  • Enclosure Protection: IP40
  • Mechanical Endurance: Up to 15,000 operations
  • Electrical Endurance: Up to 4,000 operations
  • Dimensions (H x L x W): 255mm x 213mm x 140mm
  • Weight: 5.24 kg
Key Features
  • Magnetic-only protection for high short-circuit currents
  • Suitable for motor circuit short-circuit protection where overload protection is provided separately
  • High 100kA short-circuit breaking capacity
  • Three-pole configuration for three-phase systems
  • 400A frame accommodates the 315A rated current
  • Suitable for switchboard mains and industrial distribution applications
  • Compatible with NM8N accessories subject to configuration requirements
Professional Installation Requirements
  • Installation, testing and commissioning must be performed by a licensed electrician in accordance with the manufacturer's instructions, AS/NZS 3000 and the requirements for low-voltage switchgear installations. Magnetic-only protection does not replace required overload protection.
Applications
  • Motor circuit short-circuit protection
  • Switchboard mains protection
  • Industrial power distribution
  • Commercial and industrial control panels
  • Three-phase feeder and incomer protection
Standards & Compliance
  • AS/NZS 60947-2 is the relevant standard for low-voltage circuit-breakers and MCCBs
  • AS/NZS 3000 applies to selection, installation and verification within Australian electrical installations
Environmental Benefits
  • RoHS-related restricted-substance compliance is supported by the NM8N product range documentation
  • Durable moulded-case construction and high mechanical endurance can reduce replacement frequency and product waste
  • Efficient fault isolation helps limit damage to connected electrical equipment and associated material waste
Warranty Information

CHINT warranty policy provides 27 months from the date of manufacture for other low-voltage apparatus sold through authorised channels; contract terms and local distributor conditions may vary.

Available Now

Available through authorised CHINT distributors in Australia.

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