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Mechanical Interlock to Suit NM8N 800A MCCB Chint

BRAND: CABAC
SKU: 269685
$214.30 List price: $285.70
+ −
30 Days Return Electricians Unlock Trade Access
Chint mechanical interlock to suit NM8N 800A frame MCCB. Ideal for interlocking two breakers in changeover switchboards.

Alternatively Known As: NM8N-800 MCCB Mechanical Interlock, CHINT Changeover Interlock, MCCB Mechanical Interlocking Kit

Technical Specifications
  • Product Type: Mechanical interlock accessory
  • Compatible Breaker: CHINT NM8N-800 frame MCCB
  • Application: Interlocking two breakers
  • Breaker Configuration: Available for 3-pole and 4-pole NM8N-800 MCCBs
  • Function: Prevents both mechanically interlocked breakers from being closed simultaneously
  • Installation Arrangement: Front-mounted between paired breakers
  • Associated Product Standard: IEC 60947-2 for the compatible NM8N moulded case circuit breaker
  • Dimensions (H x L x W): 135.5mm x 269mm x 80mm
  • Weight: 1.5 kg
Key Features
  • Designed specifically for CHINT NM8N-800 frame MCCBs
  • Allows two breakers to be mechanically interlocked for changeover operation
  • Prevents simultaneous closure of the paired breakers
  • Suitable for manual changeover switchboard arrangements
  • Available for paired 3-pole or 4-pole NM8N-800 breakers
  • Supports safer source-transfer and standby-supply switching
Professional Installation Requirements
  • Installation should be performed by a licensed electrician or suitably qualified switchboard technician. The interlock must be correctly aligned with two compatible NM8N-800 MCCBs and installed as part of a compliant switchboard in accordance with AS/NZS 3000 and the manufacturer's instructions.
Applications
  • Changeover switchboards
  • Manual transfer switchboards
  • Mains-to-generator changeover systems
  • Dual-source power distribution boards
  • Standby power and emergency supply systems
Standards & Compliance
  • Associated CHINT NM8N MCCBs are designed to IEC 60947-1 and IEC 60947-2 requirements
  • Switchboard installation should comply with AS/NZS 3000
Environmental Benefits
  • Durable mechanical construction supports extended service life and reduces replacement waste
  • Helps prevent incorrect simultaneous switching, reducing the risk of damage to connected electrical equipment
  • Supports reliable changeover operation in standby and backup power systems
Warranty Information

CHINT warranty policy generally covers other low-voltage apparatus for 27 months from the date of manufacture when sold through authorised sales channels, subject to the applicable contract and warranty conditions.

Available Now

Available through authorised CHINT distributors in Australia.

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