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MCCB 3P 100A 50kA Magnetic Only 125A Frame NM8N Chint

BRAND: CABAC
SKU: 271849
$992.60 List price: $1,323.40
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Chint NM8N 100A 3P MCCB features 50kA breaking capacity, magnetic-only trip unit for motor protection and a 125A frame. Ideal for switchboard mains protection.

Alternatively Known As: CHINT NM8N-125S 100A 3P MCCB, magnetic motor-protection circuit breaker, moulded-case circuit breaker

Technical Specifications
  • Product Type: Moulded-case circuit breaker
  • Rated Current: 100 A
  • Frame Size: 125 A
  • Number of Poles: 3P
  • Release Type: Magnetic-only motor-protection release
  • Breaking Capacity: 50 kA at 380/415 V AC
  • Rated Insulation Voltage Ui: 1,000 V
  • Rated Impulse Withstand Voltage Uimp: 8 kV
  • Rated Operational Voltage: Up to 690 V AC
  • Rated Frequency: 50/60 Hz
  • Utilisation Category: A
  • Connection: Fixed front connection
  • Installation Orientation: Vertical or horizontal; top or bottom line entry
  • Applicable Product Standard: IEC 60947-1 and IEC 60947-2
  • Dimensions (H x L x W): 140mm x 78.5mm x 90mm
  • Weight: 1.19 kg
Key Features
  • Magnetic-only trip unit designed for motor-circuit short-circuit protection
  • 50 kA ultimate and service breaking capacity at 380/415 V AC
  • Compact 125 A frame accepts the 100 A rated-current configuration
  • Three-pole construction for three-phase switchboards
  • Suitable for isolation when installed in accordance with the manufacturer’s instructions
  • Maintenance-free construction with optional auxiliary and alarm contacts
  • Supports front or rear connection accessories and vertical or horizontal mounting
Professional Installation Requirements
  • Installation, selection and adjustment must be carried out by a licensed electrician or suitably qualified electrical contractor. The magnetic trip setting and coordination with the motor starter, overload relay, cabling and upstream protection must be verified before energisation in accordance with applicable Australian electrical installation requirements.
Applications
  • Switchboard mains and feeder protection
  • Three-phase motor circuits with separate overload protection
  • Industrial distribution boards
  • Commercial and industrial power distribution
  • Short-circuit protection for motor starters and control panels
Standards & Compliance
  • Applicable MCCB requirements are covered by AS/NZS IEC 60947.2:2015; verify the specific product certification, RCM status and switchboard design requirements before installation in Australia.
  • Electrical installation and switchboard integration should be completed in accordance with AS/NZS 3000 and applicable switchboard requirements.
Environmental Benefits
  • RoHS documentation is available for the NM8N product series, supporting restriction of hazardous substances.
  • Copper, aluminium and steel components can be recovered through appropriate electrical equipment recycling streams.
  • Durable moulded-case construction and a maintenance-free design can reduce replacement frequency and associated material waste.
Warranty Information

CHINT’s general policy lists a 27-month warranty from the date of manufacture for other low-voltage apparatus purchased through authorised sales channels. Contract terms and Australian distributor conditions may vary.

Available Now

Available through authorised CHINT distributors in Australia.

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