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MCCB 4P 200A 100kA Thermal Magnetic 250A Frame NM8N Chint

BRAND: CABAC
SKU: 271234
$1,786.60 List price: $2,382.20
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30 Days Return Electricians Unlock Trade Access
Chint NM8N 200A 4P MCCB features 100kA breaking capacity, thermal-magnetic trip unit with protected neutral and a 250A frame. For switchboard mains protection.

Alternatively Known As: CHINT NM8N-250H TM 4P 200A MCCB, 4-pole moulded case circuit breaker, 200A high-breaking-capacity circuit breaker

Technical Specifications
  • Product Type: Moulded case circuit breaker
  • Frame Size: 250A
  • Rated Current: 200A
  • Number of Poles: 4P
  • Trip Unit: Thermal-magnetic, TM
  • Breaking Capacity: 100kA at 380/400/415V AC
  • Rated Operational Voltage: Up to 690V AC
  • Rated Insulation Voltage Ui: 1000V
  • Rated Impulse Withstand Voltage Uimp: 8kV
  • Overload Setting: Adjustable from 0.7 to 1.0 x In
  • Instantaneous Short-Circuit Setting: Adjustable from 5 to 10 x In for 180A to 250A power-distribution models
  • Neutral Protection: Protected neutral pole
  • Utilisation Category: A
  • Isolation Function: Suitable for isolation
  • Mechanical Life: Up to 25,000 operating cycles
  • Electrical Life: Up to 10,000 cycles at 415V AC and rated current
  • Installation Orientation: Vertical or horizontal mounting; top or bottom line entry
  • Dimensions (H x L x W): 157mm x 88.7mm x 140mm
  • Weight: 2.5 kg
Key Features
  • Four-pole protection for three-phase systems with neutral
  • High 100kA short-circuit breaking capacity at 415V AC
  • Adjustable thermal overload and magnetic short-circuit protection
  • 250A frame with 200A rated current
  • Protected neutral for enhanced four-wire system protection
  • Suitable for switchboard mains and low-voltage distribution applications
  • Compact moulded-case construction with fixed mounting configuration
  • Compatible with selected CHINT accessories for indication, shunt trip and undervoltage release functions
Professional Installation Requirements
  • Installation, testing and commissioning must be performed by a licensed electrician in accordance with the manufacturer's instructions, applicable switchboard requirements and AS/NZS 3000. Confirm fault levels, discrimination, conductor capacity, terminal torque and required local certification before energising.
Applications
  • Switchboard mains protection
  • Commercial and industrial low-voltage distribution boards
  • Three-phase building services and plant distribution
  • Data centre and infrastructure power distribution
  • Protection of large feeders and electrical equipment
  • Industrial control panels and power-distribution assemblies
Standards & Compliance
  • Applicable product standard: AS/NZS 60947.2 for low-voltage circuit-breakers; confirm RCM status and local certification for the supplied CHINT variant before Australian installation
Environmental Benefits
  • Durable moulded-case construction can support extended service life and reduce replacement waste
  • Metal terminals and conductive components can be recovered through appropriate electrical equipment recycling
  • Supports safe, efficient electrical distribution and fault protection, helping reduce damage to downstream equipment
Warranty Information

27 months from the date of manufacture for other CHINT low-voltage apparatus purchased through authorised sales channels, subject to applicable contract terms and warranty conditions.

Available Now

Available through authorised CHINT distributors in Australia.

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