SCHNAP Logo

Making Trade Life Easy!
Trade Discount 25%

MCCB 3P 250A 70kA Magnetic Only 400A Frame NM8N Chint

BRAND: CABAC
SKU: 269506
$3,110.10 List price: $4,146.80
+ −
30 Days Return Electricians Unlock Trade Access
Chint NM8N 250A 3P MCCB features 70kA breaking capacity, magnetic-only trip unit for motor protection and a 400A frame. Ideal for switchboard mains protection.

Alternatively Known As: CHINT NM8N 400Q magnetic MCCB, 250A three-pole moulded case circuit breaker, motor protection MCCB

Technical Specifications
  • Product Type: Moulded case circuit breaker
  • Frame Size: 400A
  • Rated Current: 250A
  • Number of Poles: 3P
  • Release Type: Magnetic-only, M
  • Breaking Capacity: 70kA, Q category
  • Rated Operational Voltage: Up to 690VAC
  • Application Frequency: 50/60Hz
  • Installation: Fixed mounting with vertical or horizontal orientation
  • Connection: Top or bottom line entry compatible
  • Protection Function: Magnetic short-circuit protection for motor and distribution applications
  • Dimensions (H x L x W): 255mm x 113mm x 140mm
  • Weight: 0.9 kg
Key Features
  • 70kA short-circuit breaking capacity
  • Magnetic-only trip unit suited to motor protection applications
  • 400A frame with 250A rated current
  • Three-pole configuration for three-phase systems
  • Suitable for switchboards, industrial plant and commercial electrical distribution
  • Supports front or rear connection arrangements
  • Designed for low-voltage AC systems up to 690V
Professional Installation Requirements
  • Installation, selection of magnetic trip characteristics and commissioning must be performed by a licensed electrician in accordance with AS/NZS 3000, manufacturer instructions and applicable switchboard requirements.
Applications
  • Switchboard mains and feeder protection
  • Motor circuit short-circuit protection
  • Industrial power distribution
  • Commercial building electrical distribution
  • Three-phase equipment protection
  • Data centre and infrastructure switchboards
Standards & Compliance
  • Applicable circuit-breaker standard: AS/NZS IEC 60947.2:2015
  • Electrical installation and switchboard work should comply with AS/NZS 3000 and applicable Australian electrical safety requirements
Environmental Benefits
  • Durable moulded-case construction can support extended service life and reduce replacement waste
  • Copper and metal components may be recovered through established electrical equipment recycling streams
  • Magnetic-only protection avoids unnecessary thermal-trip losses in applications where overload protection is provided separately
Warranty Information

CHINT general warranty policy states 27 months from the date of manufacture for other low-voltage apparatus sold through authorised channels; contractual terms may vary.

Available Now

Available through authorised CHINT distributors in Australia.

Related Products