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MCCB 3P 40A 100kA Magnetic Only 125A Frame NM8N Chint

BRAND: CABAC
SKU: 271865
$1,250.70 List price: $1,667.50
+ −
Chint NM8N 40A 3P MCCB features 100kA breaking capacity, magnetic-only trip unit for motor protection and a 125A frame. Ideal for switchboard mains protection.

Alternatively Known As: CHINT NM8N motor protection MCCB, 40A magnetic-only moulded case circuit breaker, 125A frame MCCB

Technical Specifications
  • Product Series: NM8N
  • Circuit Breaker Type: Moulded case circuit breaker
  • Number of Poles: 3P
  • Rated Current: 40A
  • Frame Size: 125A
  • Trip Unit: Magnetic-only motor protection release
  • Breaking Capacity: 100kA
  • Rated Insulation Voltage Ui: 1,000V AC
  • Rated Operational Voltage Ue: Up to 690V AC
  • Operating Frequency: 50/60Hz
  • Connection: Fixed front connection
  • Mounting: Suitable for fixed or DIN rail mounting
  • 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
  • High 100kA short-circuit breaking capacity
  • Compact 125A frame with a 40A rated current
  • Three-pole construction for three-phase circuits
  • Resettable protection reduces the need for replacement fuses
  • Suitable for use with a separate overload relay where motor overload protection is required
Professional Installation Requirements
  • Installation, selection and commissioning should be performed by a licensed electrician in accordance with AS/NZS 3000 and the manufacturer's instructions. Magnetic-only protection does not provide motor overload protection; a suitably selected overload relay or equivalent protective device may be required.
Applications
  • Three-phase motor circuit short-circuit protection
  • Motor control centres and industrial switchboards
  • High-fault-level commercial and industrial distribution boards
  • Switchboard feeder and equipment protection where magnetic-only tripping is specified
Standards & Compliance
  • AS/NZS IEC 60947.2:2015 is the applicable Australian/New Zealand standard for low-voltage circuit-breakers and MCCBs
  • Installation should comply with AS/NZS 3000 Wiring Rules
  • Confirm product certification and RCM requirements for the intended Australian installation
Environmental Benefits
  • Resettable protection can reduce consumable fuse waste over the product service life
  • Durable moulded-case construction supports extended service life and may reduce replacement waste
  • Helps protect motors and switchboard equipment from high fault currents, reducing the likelihood of damage and premature replacement
Warranty Information

CHINT's general warranty policy specifies 27 months from the date of manufacture for other low-voltage apparatus sold through authorised channels; contract and regional terms may vary.

Available Now

Available through authorised CHINT distributors in Australia.