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MCCB 3P 400A 100kA Standard Electronic 630A Frame NM8N Chint

BRAND: CABAC
SKU: 269487
$3,017.40 List price: $4,023.30
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Chint NM8N 400A 3P MCCB features 100kA breaking capacity, standard electronic trip unit and a 630A frame. Ideal for switchboard mains and sub-mains protection.

Alternatively Known As: CHINT NM8N 630H 400A MCCB, 3P 400A moulded-case circuit breaker, electronic MCCB, 100kA MCCB

Technical Specifications
  • Product Type: Moulded-case circuit breaker
  • Series: NM8N
  • Frame Size: 630A
  • Rated Current: 400A
  • Number of Poles: 3P
  • Trip Unit: Standard electronic type EM
  • Breaking Capacity: 100kA at 380–440V AC
  • Service Breaking Capacity: 100kA at 380–440V AC
  • Rated Operational Voltage: Up to 690V AC
  • Rated Insulation Voltage: 1000V AC
  • Rated Frequency: 50/60Hz
  • Utilisation Category: Category B
  • Mounting: Fixed installation
  • Ingress Protection: IP40 with terminal covers
  • Mechanical Durability: Up to 15,000 operating cycles
  • Electrical Durability: Up to 4,000 operating cycles
  • Dimensions (H x L x W): 255mm x 213mm x 140mm
  • Weight: 5.96 kg
Key Features
  • High 100kA short-circuit breaking capacity at common low-voltage operating voltages
  • Standard electronic trip unit for adjustable overload and short-circuit protection
  • 630A frame accommodates 400A rated current
  • Three-pole configuration for three-phase distribution systems
  • Suitable for switchboard mains, sub-mains and industrial power distribution
  • Supports isolation and fixed panel mounting
  • Compatible with NM8N accessories, subject to the selected configuration
Professional Installation Requirements
  • Installation, adjustment, testing and commissioning must be performed by a licensed electrical contractor in accordance with the manufacturer's instructions, applicable switchboard requirements and AS/NZS 3000. The prospective fault level, discrimination, cable capacity and trip settings must be verified before energisation.
Applications
  • Main incoming protection in commercial and industrial switchboards
  • Sub-main protection in low-voltage distribution boards
  • Protection of feeders supplying large HVAC, mechanical services and industrial equipment
  • Power distribution centres and motor control centres
  • Commercial buildings, manufacturing facilities and data-centre electrical distribution
Standards & Compliance
  • AS/NZS 60947.2: applicable Australian/New Zealand standard for low-voltage circuit-breakers; verify product marking and certification for the specific installation
  • AS/NZS 3000: installation and wiring requirements apply when installed in Australian electrical installations
Environmental Benefits
  • Durable moulded-case construction can support extended service life and reduce replacement waste
  • Copper and other metallic components can be recovered through appropriate electrical equipment recycling
  • Electronic protection supports accurate trip settings and can help reduce unnecessary equipment damage during overload or fault conditions
Warranty Information

CHINT general warranty policy indicates 27 months from the date of manufacture for other low-voltage apparatus, subject to authorised sales channels and the applicable customer contract.

Available Now

Available through authorised CHINT distributors in Australia.

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