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MCB 3P 6A 10kA D Curve DIN Rail NB1-63H Chint

BRAND: CABAC
SKU: 179891
$82.40 List price: $109.90
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Chint NB1-63H 3P 6A MCB features 10kA breaking capacity, D-curve thermal-magnetic protection and DIN rail mount to IEC 60898. For domestic and commercial boards.

Alternatively Known As: 3P MCB, Three-Pole Miniature Circuit Breaker, DIN Rail Circuit Breaker, Thermal-Magnetic Circuit Breaker

Technical Specifications
  • Product Type: Miniature circuit breaker
  • Number of Poles: 3P
  • Rated Current: 6A
  • Tripping Curve: D curve
  • Rated Breaking Capacity: 10kA
  • Rated Operational Voltage: 400V AC between phases
  • Rated Frequency: 50/60Hz
  • Protection Function: Overload and short-circuit protection
  • Mounting: 35mm DIN rail to EN 60715
  • Terminal Connection: Top or bottom connection
  • Enclosure Protection: IP20
  • Electrical Standard: IEC/EN 60898-1
  • Trip Characteristic: Magnetic operation at approximately 10–14 times rated current
  • Dimensions (H x L x W): 86mm x 78mm x 54mm
  • Weight: 0.3 kg
Key Features
  • Three-pole protection and isolation for compatible AC circuits
  • 10kA short-circuit breaking capacity
  • D-curve protection for circuits with high starting or inrush currents
  • Thermal-magnetic overload and short-circuit protection
  • Compact three-module DIN rail format
  • Suitable for domestic, commercial and industrial distribution boards
  • Compatible with auxiliary, alarm, shunt-release and undervoltage accessories in the NB1-63H range
Professional Installation Requirements
  • Installation and connection to an electrical distribution board must be performed by a licensed electrician in accordance with AS/NZS 3000 and the equipment manufacturer's instructions. Confirm that the supplied variant has the required Australian approval markings before installation.
Applications
  • Protection of three-phase final circuits
  • Domestic electrical distribution boards
  • Commercial switchboards and control panels
  • Industrial control and distribution equipment
  • Circuits supplying loads with high inrush current, such as transformers, motors and discharge lighting
Standards & Compliance
  • Applicable product standard: AS/NZS 60898.1:2024 for AC circuit-breakers for household and similar installations
  • The CHINT NB1-63H range is listed with SAA certification; verify the approval and RCM marking for the exact supplied variant
Environmental Benefits
  • RoHS documentation is available for the NB1-63H product range, supporting restriction of hazardous substances
  • Durable reusable protection equipment can reduce replacement of damaged wiring and connected equipment
  • DIN rail construction and accessory compatibility can extend service life and reduce unnecessary switchboard waste
Warranty Information

CHINT warranty policy provides 27 months from the date of manufacture for other low-voltage apparatus, when purchased through authorised sales channels; contractual terms may vary.

Available Now

Available through authorised CHINT distributors in Australia.

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