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MCCB 3P 350A 50kA Magnetic Only 400A Frame NM8N Chint

BRAND: CABAC
SKU: 269504
$2,779.20 List price: $3,705.60
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30 Days Return Electricians Unlock Trade Access
Chint NM8N 350A 3P MCCB features 50kA breaking capacity, magnetic-only trip unit for motor protection and a 400A frame. Ideal for switchboard mains protection.

Alternatively Known As: Moulded Case Circuit Breaker, MCCB, Magnetic MCCB, Motor Protection Circuit Breaker, NM8N-400S 350A 3P

Technical Specifications
  • Product Type: Moulded case circuit breaker
  • Number of Poles: 3P
  • Frame Size: 400A
  • Rated Current: 350A
  • Release Type: Magnetic-only trip unit
  • Breaking Capacity: 50kA
  • Rated Operational Voltage: Up to 690V AC, suitable for 380/400/415V systems
  • Frequency: 50/60Hz
  • Mechanical Durability: 15,000 operations
  • Electrical Durability: 1,500 operations
  • Application Class: Motor and short-circuit protection
  • Dimensions (H x L x W): 250mm x 135mm x 140mm
  • Weight: 5.2 kg
Key Features
  • Magnetic-only trip protection for motor circuits
  • Three-pole configuration for three-phase systems
  • 400A frame with a 350A rated current
  • 50kA short-circuit breaking capacity
  • Suitable for switchboard mains and feeder protection
  • Compact moulded-case construction
  • Designed for fixed low-voltage distribution installations
Professional Installation Requirements
  • Installation, commissioning and adjustment must be performed by a licensed electrician in accordance with manufacturer instructions, AS/NZS 3000 and applicable workplace electrical-safety requirements.
Applications
  • Motor protection and motor feeder circuits
  • Main and sub-main switchboard protection
  • Commercial and industrial power distribution
  • Three-phase equipment protection
  • High fault-level electrical installations
Standards & Compliance
  • AS/NZS IEC 60947.2:2015 for low-voltage circuit-breakers
  • Installation should comply with AS/NZS 3000 Wiring Rules
Environmental Benefits
  • Durable moulded-case construction can support a long service life and reduce replacement waste
  • Metallic and polymer components may be separated for recycling at end of service life
  • Series documentation includes RoHS declarations for restriction of hazardous substances
Warranty Information

CHINT warranty policy provides 27 months from the date of manufacture for other low-voltage apparatus sold through authorised channels. Contractual or local warranty terms may vary.

Available Now

Available through authorised CHINT distributors in Australia.

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