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MCCB 3P 315A 36kA Thermal Magnetic 400A Frame NM8N Chint

BRAND: CABAC
SKU: 268936
$1,786.60 List price: $2,382.20
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Chint NM8N 315A 3P MCCB features 36kA 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, Thermal-Magnetic MCCB, 315A 3P Circuit Breaker

Technical Specifications
  • Rated Current: 315 A
  • Frame Size: 400 A
  • Number of Poles: 3P
  • Breaking Capacity: 36 kA at 380/400/415/440 V AC
  • Trip Unit: Adjustable thermal-magnetic release
  • Overload Trip Adjustment: 220.5–315 A
  • Rated Operational Voltage: 380/400/415/440/500/660/690 V AC
  • Rated Insulation Voltage: 1,000 V AC
  • Rated Frequency: 50/60 Hz
  • Mechanical Durability: 15,000 operating cycles
  • Electrical Durability: 1,500 operating cycles
  • Ingress Protection: IP40
  • Suitable for Isolation: Yes
  • Dimensions (H x L x W): 250mm x 135mm x 140mm
  • Weight: 5.735 kg
Key Features
  • 400A frame with a 315A adjustable thermal-magnetic trip unit
  • 36kA ultimate and service short-circuit breaking capacity at 380–440V AC
  • Three-pole configuration for three-phase distribution systems
  • Provides overload and short-circuit protection
  • Suitable for switchboard mains, sub-mains and distribution protection
  • Manual switching capability for AC circuits
  • Compatible with front and rear connection arrangements
Professional Installation Requirements
  • Installation, testing and commissioning must be performed by a licensed electrical contractor in accordance with applicable Australian wiring rules, manufacturer instructions and switchboard requirements.
Applications
  • Main switchboard protection
  • Sub-main circuit protection
  • Commercial and industrial power distribution
  • Three-phase feeder protection
  • Switchboard incomer and outgoing feeder applications
Standards & Compliance
  • AS/NZS IEC 60947.2 for low-voltage circuit-breakers
Environmental Benefits
  • RoHS-compliant construction helps restrict the use of hazardous substances
  • Metal components can be recovered and recycled at end of service life
  • Long mechanical and electrical service life can reduce replacement frequency and equipment waste
  • Thermal-magnetic protection helps limit damage to connected electrical equipment during overloads and short circuits
Warranty Information

CHINT warranty policy provides 27 months from the date of manufacture for other low-voltage apparatus sold through authorised channels, subject to contract terms and exclusions.

Available Now

Available through authorised CHINT distributors in Australia.

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