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MCCB 3P 160A 100kA Basic Electronic 250A Frame NM8N Chint

BRAND: CABAC
SKU: 271354
$1,455.80 List price: $1,941.00
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Chint NM8N 160A 3P MCCB features 100kA breaking capacity, basic electronic trip unit and a 250A frame. Ideal for switchboard mains and sub-mains protection.

Alternatively Known As: CHINT NM8N 250H electronic moulded case circuit breaker, 160A 3P MCCB, high-breaking-capacity circuit breaker

Technical Specifications
  • Product Type: Moulded case circuit breaker
  • Rated Current: 160 A
  • Number of Poles: 3P
  • Frame Size: 250 A
  • Breaking Capacity: 100 kA at 380–440 V AC
  • Trip Unit: Basic electronic EN type
  • Rated Operational Voltage: Up to 690 V AC
  • Rated Insulation Voltage: 1,000 V
  • Rated Frequency: 50/60 Hz
  • Long-Time Current Adjustment: 0.4–1.0 x In
  • Short-Circuit Service Capacity: 100 kA at 380–440 V AC
  • Mounting: Fixed or plug-in installation
  • Ingress Protection: IP40
  • Mechanical Endurance: Up to 15,000 operating cycles
  • Electrical Endurance: Up to 6,000 operating cycles
  • Dimensions (H x L x W): 157mm x 88.7mm x 105mm
  • Weight: 0.9 kg
Key Features
  • 160 A continuous current rating for three-phase distribution circuits
  • 250 A frame provides a compact high-capacity MCCB platform
  • 100 kA short-circuit breaking capacity at common low-voltage operating voltages
  • Basic electronic trip unit for adjustable overload and short-circuit protection
  • Suitable for switchboard mains and sub-mains protection
  • Supports fixed or plug-in mounting arrangements
  • Three-pole construction protects all active phases in a three-phase system
Professional Installation Requirements
  • Installation, adjustment and commissioning must be performed by a licensed electrician in accordance with the manufacturer’s instructions, AS/NZS 3000 and applicable switchboard requirements. Verify prospective fault current, conductor capacity, discrimination and protection settings before energising.
Applications
  • Main switchboard incomer protection
  • Commercial and industrial sub-main protection
  • Three-phase distribution boards
  • Motor control and plant distribution systems
  • High-fault-level electrical installations
  • Power distribution circuits requiring adjustable electronic overcurrent protection
Standards & Compliance
  • AS/NZS 60947.2 for low-voltage circuit-breakers
  • AS/NZS 3000 for electrical installation and wiring requirements
Environmental Benefits
  • Electronic trip adjustment supports accurate protection and can help reduce damage to downstream equipment
  • Durable MCCB construction supports extended service life and can reduce replacement waste
  • Metallic and electronic components may be recovered through appropriate electrical-equipment recycling streams
Warranty Information

CHINT’s general warranty policy specifies 27 months from the date of manufacture for other low-voltage apparatus sold through authorised channels, subject to contract terms and warranty conditions.

Available Now

Available through authorised CHINT distributors in Australia.

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