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MCCB 3P 315A 150kA Thermal Magnetic 400A Frame NM8N Chint

BRAND: CABAC
SKU: 269222
$3,374.80 List price: $4,499.70
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Chint NM8N 315A 3P MCCB features 150kA breaking capacity, thermal-magnetic trip unit and a 400A frame. Ideal for switchboard mains and sub-mains protection.

Alternatively Known As: Moulded Case Circuit Breaker, MCCB, 315A 3P Circuit Breaker, Thermal-Magnetic Circuit Breaker, NM8N-400R TM

Technical Specifications
  • Product Type: Moulded case circuit breaker
  • Series: NM8N
  • Frame Size: 400AF
  • Rated Current: 315A
  • Number of Poles: 3P
  • Trip Unit: Thermal-magnetic
  • Ultimate Breaking Capacity: 150kA at 380–415V AC
  • Service Breaking Capacity: 150kA at 380–415V AC
  • Rated Operational Voltage: 380–415V AC
  • Rated Frequency: 50/60Hz
  • Operating Temperature: -40°C to +70°C
  • Connection: Screw terminals
  • Mounting: Surface mounting
  • Control: Toggle handle
  • Ingress Protection: IP40
  • Mechanical Life: Up to 25,000 operating cycles
  • Dimensions (H x L x W): 255mm x 113mm x 140mm
  • Weight: 5.2 kg
Key Features
  • High 150kA short-circuit breaking capacity at 380–415V AC
  • Thermal protection for overload conditions
  • Magnetic protection for short-circuit conditions
  • Three-pole configuration for three-phase distribution systems
  • 400A frame with 315A rated current
  • Suitable for switchboard mains and sub-mains protection
  • Optional shunt, undervoltage, auxiliary, alarm and rotary-handle accessories
  • Can be installed vertically or horizontally with top or bottom line entry
Professional Installation Requirements
  • Installation, testing and commissioning must be performed by a licensed electrician in accordance with the manufacturer’s instructions, applicable electrical regulations and switchboard requirements. Confirm fault levels, discrimination, conductor sizing and enclosure clearances before installation.
Applications
  • Switchboard mains protection
  • Sub-mains protection
  • Commercial and industrial power distribution
  • Low-voltage three-phase distribution systems
  • Motor and equipment feeder protection where the protection settings are suitable
Standards & Compliance
  • Applicable product standard: AS/NZS 60947.2 for low-voltage circuit-breakers; verify the specific Australian-market model’s RCM and local approval requirements before installation
Environmental Benefits
  • Durable construction can extend service life and reduce replacement waste
  • Metal components are recyclable at end of product life
  • Provides protective interruption that can help reduce damage to downstream electrical equipment
Warranty Information

CHINT warranty policy for other low-voltage apparatus provides 27 months from the date of manufacture when purchased through authorised sales channels, subject to contract terms and exclusions including improper installation, misuse and unauthorised modification.

Available Now

Available through authorised CHINT distributors in Australia.

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