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MCCB 4P 200A 50kA Thermal Magnetic 250A Frame NM8N Chint

BRAND: CABAC
SKU: 271186
$1,257.30 List price: $1,676.40
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Chint NM8N 200A 4P MCCB features 50kA breaking capacity, thermal-magnetic trip unit with protected neutral and a 250A frame. Ideal for switchboard mains protection.

Alternatively Known As: CHINT NM8N 250S 4P MCCB, 4-pole moulded case circuit breaker, thermal-magnetic circuit breaker

Technical Specifications
  • Product Type: Moulded case circuit breaker
  • Rated Current: 200 A
  • Frame Size: 250 A
  • Number of Poles: 4P, protected neutral configuration
  • Trip Unit: Adjustable thermal-magnetic release
  • Ultimate Short-Circuit Breaking Capacity Icu: 50 kA at 380/400/415 V AC
  • Service Short-Circuit Breaking Capacity Ics: 50 kA at 380/400/415 V AC
  • Rated Operational Voltage: 380/400/415 V AC, with series ratings up to 690 V AC
  • Rated Insulation Voltage Ui: 1000 V
  • Rated Impulse Withstand Voltage Uimp: 8 kV
  • Rated Frequency: 50/60 Hz
  • Utilisation Category: A
  • Isolation Suitability: Suitable for isolation
  • Installation Orientation: Vertical or horizontal mounting; top or bottom line entry
  • Dimensions (H x L x W): 157mm x 88.7mm x 140mm
  • Weight: 2.5 kg
Key Features
  • 50 kA short-circuit breaking capacity at 380/400/415 V AC
  • 4-pole construction with protected neutral
  • Adjustable thermal-magnetic overload and short-circuit protection
  • 250 A frame with a 200 A rated current
  • Suitable for switchboards, distribution panels and feeder protection
  • Supports fixed, plug-in and withdrawable installation configurations
  • Designed for low-voltage power distribution applications
Professional Installation Requirements
  • Installation, selection, adjustment and commissioning should be carried out by a licensed electrical contractor in accordance with the manufacturer's instructions, AS/NZS 3000 and applicable switchboard requirements.
Applications
  • Main switchboard protection
  • Commercial and industrial distribution boards
  • Feeder and sub-main protection
  • Low-voltage power distribution systems
  • Data centre and building services electrical systems
Standards & Compliance
  • AS/NZS IEC 60947.2:2015 – applicable product standard for low-voltage circuit-breakers
  • AS/NZS 3000:2018 – electrical installation requirements applicable to installation and wiring
Environmental Benefits
  • Resettable circuit-breaker operation can reduce waste compared with repeated replacement of single-use fuses.
  • Durable electrical protection supports extended equipment service life and helps reduce premature replacement of switchboard components.
Warranty Information

27 months from the date of manufacture for other low-voltage apparatus sold through authorised channels, subject to applicable CHINT contract terms and exclusions.

Available Now

Available through authorised CHINT distributors in Australia.

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