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

BRAND: CABAC
SKU: 268949
$1,786.60 List price: $2,382.20
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Chint NM8N 350A 3P MCCB features 50kA breaking capacity, thermal-magnetic trip unit and a 400A frame. Ideal for switchboard mains and sub-mains protection.

Alternatively Known As: CHINT NM8N 350A MCCB, 350A 3P moulded case circuit breaker, adjustable thermal-magnetic circuit breaker

Technical Specifications
  • Rated Current: 350 A
  • Frame Size: 400 A
  • Number of Poles: 3P
  • Release Type: Adjustable thermal-magnetic
  • Thermal Adjustment Range: 245–350 A
  • Magnetic Adjustment Range: 1,750–3,500 A
  • Breaking Capacity: 50 kA
  • Rated Operational Voltage: Up to 690 V AC
  • Installation: Vertical or horizontal mounting with top or bottom line entry
  • Ingress Protection: IP40
  • Dimensions (H x L x W): 255mm x 113mm x 140mm
  • Weight: 5.24 kg
Key Features
  • Three-pole moulded case circuit breaker for low-voltage distribution systems
  • 400 A frame with a 350 A adjustable thermal-magnetic trip unit
  • 50 kA short-circuit breaking capacity
  • Adjustable overload and instantaneous short-circuit protection
  • Suitable for switchboard mains and sub-mains protection
  • Can be installed with line connections at either the top or bottom
  • Compatible with NM8N series accessories and mounting options
Professional Installation Requirements
  • Installation, adjustment and commissioning must be performed by a licensed electrical contractor in accordance with the manufacturer's instructions, AS/NZS 3000 and applicable switchboard requirements.
Applications
  • Main incomer protection in commercial and industrial switchboards
  • Sub-main protection in low-voltage distribution boards
  • Overload and short-circuit protection for feeders and large electrical loads
  • Power distribution protection in commercial buildings, industrial facilities and data centres
Standards & Compliance
  • IEC 60947-2 product standard; the applicable Australian and New Zealand adoption is AS/NZS IEC 60947.2:2015
  • Installation should comply with AS/NZS 3000 Wiring Rules and applicable switchboard assembly requirements
Environmental Benefits
  • Long service life can reduce replacement frequency and associated electrical equipment waste
  • Metallic components and thermoplastic housing materials may be recoverable through appropriate electrical equipment recycling streams
  • Thermal-magnetic protection helps limit fault damage to downstream equipment, potentially reducing material replacement
Warranty Information

CHINT low-voltage apparatus sold through authorised channels is covered for defects in materials and workmanship for 27 months from the date of manufacture, subject to the applicable sales contract and warranty conditions.

Available Now

Available through authorised CHINT distributors in Australia.

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