SCHNAP Logo

Making Trade Life Easy!
Trade Discount 25%

MCCB 3P 20A 50kA Thermal Magnetic 125A Frame NM8N Chint

BRAND: CABAC
SKU: 271582
$714.30 List price: $952.40
+ −
30 Days Return Electricians Unlock Trade Access
Chint NM8N 20A 3P MCCB features 50kA breaking capacity, thermal-magnetic trip unit and a 125A frame. Ideal for switchboard mains and sub-mains protection.

Alternatively Known As: CHINT NM8N-125S TM 3P 20A MCCB, 20A 3-Phase Moulded Case Circuit Breaker, 50kA MCCB

Technical Specifications
  • Rated Current: 20 A
  • Number of Poles: 3P
  • Frame Size: 125 A
  • Trip Unit: Thermal-magnetic, adjustable
  • Rated Operational Voltage: Up to 690 V AC
  • Rated Insulation Voltage Ui: 1,000 V
  • Rated Impulse Withstand Voltage Uimp: 8 kV
  • Ultimate Breaking Capacity Icu: 50 kA at AC 415 V
  • Service Breaking Capacity Ics: 50 kA at AC 415 V
  • Frequency: 50/60 Hz
  • Connection Type: Fixed, front connection
  • Mechanical Durability: 25,000 operating cycles
  • Electrical Durability: 10,000 operating cycles at AC 415 V
  • Dimensions (H x L x W): 140mm x 78.5mm x 90mm
  • Weight: 1.19 kg
Key Features
  • Three-pole protection for three-phase electrical systems
  • Thermal protection for overload conditions
  • Magnetic protection for short-circuit faults
  • 125A frame with a 20A adjustable trip rating
  • 50kA ultimate and service breaking capacity at 415V AC
  • Suitable for switchboard mains and sub-mains protection
  • Compact moulded-case construction for fixed installations
Professional Installation Requirements
  • Installation, adjustment and commissioning must be performed by a licensed electrician in accordance with AS/NZS 3000, the manufacturer's instructions and applicable switchboard requirements.
Applications
  • Main and sub-main protection in commercial switchboards
  • Industrial distribution boards
  • Three-phase power distribution systems
  • Protection of cables, switchgear and downstream equipment
  • Electrical installations requiring high short-circuit breaking capacity
Standards & Compliance
  • Designed to IEC/EN 60947-2 requirements; verify Australian conformity and local installation suitability before use under AS/NZS IEC 60947.2:2015.
Environmental Benefits
  • Provides reusable circuit protection that can help reduce damage to connected electrical equipment and extend system service life
  • Metal and thermoplastic components may be recoverable for recycling at end of product life, subject to local recycling facilities
  • Resettable protection reduces reliance on single-use fuse replacements
Warranty Information

Warranty coverage is subject to the applicable CHINT distributor terms and conditions. Confirm the warranty period and claim process at purchase.

Available Now

Available through authorised CHINT distributors in Australia.

Related Products