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MCCB 3P 225A 100kA Thermal Magnetic 250A Frame NM8N Chint

BRAND: CABAC
SKU: 271223
$1,191.10 List price: $1,588.10
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Chint NM8N 225A 3P MCCB features 100kA breaking capacity, thermal-magnetic trip unit and a 250A frame. Ideal for switchboard mains and sub-mains protection.

Alternatively Known As: CHINT NM8N-250H TM 225A 3P MCCB, moulded case circuit breaker, thermal-magnetic circuit breaker

Technical Specifications
  • Product Series: NM8N
  • Frame Rating: 250A
  • Rated Current: 225A at 40°C
  • Number of Poles: 3P
  • Trip Unit: Thermal-magnetic, distribution protection
  • Ultimate Breaking Capacity: 100kA
  • Rated Operational Voltage: Up to 690V AC, 50/60Hz
  • Rated Insulation Voltage: 1000V
  • Rated Impulse Withstand Voltage: 8kV
  • Connection Type: Fixed, front connection
  • Terminal Size: M8 terminals
  • Dimensions (H x L x W): 157mm x 105mm x 88.7mm
  • Weight: 1.85 kg
Key Features
  • High 100kA short-circuit breaking capacity
  • Thermal-magnetic overload and short-circuit protection
  • 225A rated current within a 250A frame size
  • Three-pole configuration for three-phase distribution systems
  • Suitable for switchboard mains, sub-mains and feeder protection
  • Resettable moulded case circuit breaker design
  • Compatible with NM8N series accessories and terminal covers
Professional Installation Requirements
  • Installation, selection, adjustment and testing must be carried out by a licensed electrician in accordance with the applicable wiring rules, switchboard requirements and manufacturer instructions. Confirm fault levels, coordination, conductor ratings and local certification before energisation.
Applications
  • Main switchboard protection
  • Sub-main and feeder protection
  • Commercial and industrial power distribution
  • Three-phase low-voltage switchboards
  • Protection of cables and electrical equipment against overload and short circuit
Standards & Compliance
  • AS/NZS IEC 60947.2:2015 — applicable Australian/New Zealand standard for low-voltage circuit-breakers; verify product certification and RCM requirements for the installation jurisdiction.
Environmental Benefits
  • Resettable protection allows the breaker to be returned to service after a trip, reducing replacement waste compared with single-use protective devices
  • Long service life and replaceable accessories can reduce equipment waste over the product lifecycle
  • Moulded-case electrical components contain recyclable metal conductors and hardware at end of life; dispose of through approved electrical recycling channels
Warranty Information

CHINT warranty policy states that other low-voltage apparatus sold through authorised sales channels is covered against defects in materials and workmanship for 27 months from the date of manufacture. Contractual or regional warranty terms may vary.

Available Now

Available through authorised CHINT distributors in Australia.

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