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MCCB 3P 125A 100kA Thermal Magnetic 125A Frame NM8N Chint

BRAND: CABAC
SKU: 271670
$1,118.30 List price: $1,491.10
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Chint NM8N 125A 3P MCCB features 100kA breaking capacity, thermal-magnetic trip unit and a 125A frame. Ideal for switchboard mains and sub-mains protection.

Alternatively Known As: CHINT NM8N-125H TM 125 3P, 125A 3P MCCB, 100kA Thermal-Magnetic Circuit Breaker, Moulded-Case Circuit Breaker

Technical Specifications
  • Rated Current: 125 A
  • Number of Poles: 3P
  • Frame Size: 125 A
  • Trip Unit: Thermal-magnetic, distribution protection
  • Ultimate Breaking Capacity Icu: 100 kA at 380/400/415 V AC
  • Service Breaking Capacity Ics: 100 kA at 380/400/415 V AC
  • Rated Operational Voltage Ue: 380/400/415 V AC; maximum 690 V AC
  • Rated Insulation Voltage Ui: 1000 V AC
  • Rated Impulse Withstand Voltage Uimp: 8 kV
  • Frequency: 50/60 Hz
  • Adjustable Overload Setting Ir: 0.7–1.0 x In
  • Instantaneous Trip Setting Ii: 10 x In
  • Utilisation Category: A
  • Protection Rating: IP00, or IP40 with terminal covers
  • Mounting: Fixed front connection; plug-in and rear-connection options available
  • Terminal Tightening Torque: 6 Nm for M6 terminals
  • Mechanical Life: Up to 25,000 operating cycles
  • Electrical Life: Up to 10,000 operating cycles at 415 V AC
  • Dimensions (H x L x W): 140mm x 78.5mm x 90mm
  • Weight: 1.19 kg
Key Features
  • 100kA short-circuit breaking capacity at 380/400/415V AC
  • Thermal-magnetic trip unit for overload and short-circuit protection
  • 125A frame and 125A rated current
  • Adjustable overload protection from 70% to 100% of rated current
  • Suitable for isolation and low-voltage distribution applications
  • Compact 3-pole moulded-case design for switchboards and power distribution panels
  • Optional auxiliary, shunt-release, undervoltage-release and motor-operated accessories
  • Can be installed vertically or horizontally with top or bottom line entry
Professional Installation Requirements
  • Installation, connection, testing and commissioning must be performed by a licensed electrician in accordance with AS/NZS 3000, the manufacturer's instructions and applicable switchboard requirements. Confirm prospective fault current, discrimination, cable capacity and enclosure clearances before installation.
Applications
  • Main switchboard protection
  • Sub-main and feeder protection
  • Industrial power distribution
  • Commercial building switchboards
  • Motor control centres and power distribution panels
  • Data centre and critical power distribution systems
  • Power centre and low-voltage switchgear assemblies
Standards & Compliance
  • Applicable product standard: AS/NZS IEC 60947.2:2015 for low-voltage circuit-breakers
  • Installation and selection to be carried out in accordance with AS/NZS 3000:2018 and applicable AS/NZS 61439 switchboard requirements
Environmental Benefits
  • Long mechanical and electrical service life can reduce replacement frequency and associated waste
  • Metal and thermoplastic components can be directed to appropriate electrical and material-recycling streams at end of life
  • Optional accessories and replaceable components can extend the usable life of the MCCB and switchboard assembly
Warranty Information

CHINT warranty policy for other low-voltage apparatus provides 27 months from the date of manufacture against defects in materials and workmanship when purchased through authorised sales channels. Contractual terms and local distributor conditions may apply.

Available Now

Available through authorised CHINT distributors in Australia.

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