SCHNAP Logo

Making Trade Life Easy!
Trade Discount 25%

MCCB 4P 250A 150kA Thermal Magnetic 250A Frame NM8N Chint

BRAND: CABAC
SKU: 271260
$2,117.50 List price: $2,823.30
+ −
30 Days Return Electricians Unlock Trade Access
Chint NM8N 250A 4P MCCB features 150kA breaking capacity, thermal-magnetic trip unit with protected neutral and a 250A frame. For switchboard mains protection.

Alternatively Known As: CHINT NM8N-250R 4P MCCB, 250A Moulded Case Circuit Breaker, 4-Pole Thermal-Magnetic Circuit Breaker

Technical Specifications
  • Product Type: Moulded case circuit breaker
  • Rated Current: 250 A
  • Frame Size: 250 A
  • Number of Poles: 4P
  • Trip Unit: Thermal-magnetic
  • Breaking Capacity: 150 kA, R breaking-capacity class
  • Rated Operational Voltage: 380/400/415 V AC, with ratings available up to 690 V AC
  • Rated Insulation Voltage: 1000 V
  • Rated Impulse Withstand Voltage: 8 kV
  • Frequency: 50/60 Hz
  • Neutral Protection: Protected neutral pole
  • Mechanical Durability: Up to 15,000 operations
  • Electrical Durability: Up to 1,500 operations
  • Reference Product Standard: IEC/EN 60947-2
  • Dimensions (H x L x W): 157mm x 88.7mm x 140mm
  • Weight: 2.5 kg
Key Features
  • 150kA ultimate short-circuit breaking capacity
  • Thermal-magnetic overload and short-circuit protection
  • Four-pole configuration for three-phase systems with neutral isolation and protection
  • 250A frame and 250A rated current
  • Suitable for switchboard mains and low-voltage power distribution protection
  • Compatible with selected NM8N accessories for control, indication and connection arrangements
Professional Installation Requirements
  • Installation, testing and commissioning must be performed by a licensed electrician in accordance with the manufacturer’s instructions, AS/NZS 3000 and applicable switchboard requirements. Confirm prospective fault current, discrimination, cable rating and Australian certification before energising.
Applications
  • Switchboard mains protection
  • Commercial and industrial low-voltage distribution boards
  • Three-phase power distribution with protected neutral
  • Incomer and feeder protection in electrical switchboards
  • High-fault-level industrial and infrastructure installations
Standards & Compliance
  • AS/NZS 60947.2 is the applicable Australian/New Zealand standard for moulded-case circuit breakers; verify product-specific Australian certification and RCM requirements before installation.
Environmental Benefits
  • Long service life can reduce replacement frequency and associated material waste
  • Moulded-case breakers contain recyclable metal conductors and terminals at end of life
  • Thermal-magnetic protection helps limit equipment damage and reduce premature replacement of downstream electrical equipment
Warranty Information

CHINT low-voltage apparatus sold through authorised sales channels is covered for defects in materials and workmanship for 27 months from the date of manufacture, subject to the applicable warranty terms and conditions.

Available Now

Available through authorised CHINT distributors in Australia.

Related Products