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MCCB 3P 160A 150kA Thermal Magnetic 250A Frame NM8N Chint

BRAND: CABAC
SKU: 271244
$1,389.60 List price: $1,852.80
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30 Days Return Electricians Unlock Trade Access
Chint NM8N 160A 3P MCCB features 150kA breaking capacity, thermal-magnetic trip unit and a 250A frame. Ideal for switchboard mains and sub-mains protection.

Alternatively Known As: Moulded Case Circuit Breaker, Three-Pole MCCB, Thermal-Magnetic Circuit Breaker, NM8N-250R TM 160A

Technical Specifications
  • Product Type: Moulded case circuit breaker
  • Frame Size: 250A frame
  • Rated Current: 160A
  • Number of Poles: 3P
  • Trip Unit: Adjustable thermal-magnetic release for distribution protection
  • Ultimate Breaking Capacity: 150kA at 380/415VAC
  • Service Breaking Capacity: 100% of Icu
  • Rated Operational Voltage: 380–415VAC
  • Rated Insulation Voltage: 800VAC
  • Rated Frequency: 50/60Hz
  • Thermal Adjustment Range: 0.7–1.0 x In
  • Magnetic Adjustment Range: 7–12 x In for 125–160A distribution ratings
  • Connection: Screw terminals
  • Mounting: Surface mounting with screws
  • Degree of Protection: IP40
  • Operating Temperature: -40°C to +70°C
  • Dimensions (H x L x W): 157mm x 88.7mm x 105mm
  • Weight: 2.13 kg
Key Features
  • High 150kA short-circuit breaking capacity
  • Adjustable thermal-magnetic protection for overload and short-circuit faults
  • Three-pole configuration for three-phase distribution systems
  • 250A frame accommodates a 160A rated trip unit
  • Suitable for switchboard mains and sub-mains protection
  • Toggle-handle operation with optional auxiliary and alarm contacts
  • Optional shunt trip, undervoltage trip, rotary handle and mechanical interlock accessories
  • Suitable for vertical or horizontal installation with top or bottom line entry
Professional Installation Requirements
  • Installation, testing and commissioning must be performed by a licensed electrician in accordance with manufacturer instructions, AS/NZS 3000 and applicable electrical safety requirements. Confirm prospective fault current, discrimination, cable ratings and Australian conformity requirements before installation.
Applications
  • Main switchboard protection
  • Sub-main circuit protection
  • Commercial and industrial distribution boards
  • Three-phase power distribution systems
  • High fault-level switchboard installations
  • Protection of cables and downstream electrical equipment
Standards & Compliance
  • AS/NZS 60947.2: Low-voltage switchgear and controlgear—Circuit-breakers; verify product conformity and local regulatory requirements before installation
  • AS/NZS 3000: Electrical installations, for installation within Australian wiring systems
Environmental Benefits
  • Long service life and replaceable accessories can reduce premature equipment replacement and waste
  • High fault protection helps limit damage to switchboard equipment and downstream components
  • Metallic electrical components can generally be recovered through appropriate industrial recycling streams at end of life
Warranty Information

CHINT warranty policy provides 27 months from the date of manufacture for other low-voltage apparatus when purchased through authorised sales channels, unless different terms are agreed in the sales contract.

Available Now

Available through authorised CHINT distributors in Australia.

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