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MCB 1P 63A 6kA B Curve DIN Rail NB1-63 Chint

BRAND: CABAC
SKU: 179612
$10.90 List price: $14.50
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Chint NB1-63 1P 63A MCB features 6kA breaking capacity, B-curve thermal-magnetic protection and DIN rail mount to IEC 60898. For domestic and commercial boards.

Alternatively Known As: CHINT NB1-63 B63 MCB, 1P 63A Circuit Breaker, DIN Rail Miniature Circuit Breaker

Technical Specifications
  • Product Type: Miniature circuit breaker
  • Number of Poles: 1P
  • Rated Current: 63 A
  • Rated Voltage: 230 V AC
  • Rated Frequency: 50/60 Hz
  • Breaking Capacity: 6 kA
  • Service Short-Circuit Capacity: 6 kA
  • Tripping Curve: B curve, 3–5 x In
  • Protection Function: Overload, short-circuit and isolation protection
  • Mounting: TH35-7.5 DIN rail
  • Terminal Capacity: 1–25 mm² cable
  • Terminal Tightening Torque: 2.0 N·m
  • Ingress Protection: IP20
  • Mechanical Life: 20,000 operations
  • Electrical Life: 4,000 operations
  • Operating Temperature: -5°C to +40°C
  • Connection: Top or bottom feed
  • Manufacturer Standard: IEC/EN 60898-1
  • Dimensions (H x L x W): 82mm x 75.5mm x 18mm
  • Weight: 0.11 kg
Key Features
  • Single-pole circuit protection for low-voltage AC installations
  • 63 A rated current for suitable final or distribution circuits
  • B-curve thermal-magnetic tripping for resistive loads and lighting circuits
  • 6 kA rated short-circuit breaking capacity
  • Compact 18 mm modular width
  • DIN rail mounting for switchboards and distribution boards
  • Top or bottom feed connection
  • Suitable for domestic, commercial and light industrial applications
Professional Installation Requirements
  • Installation, testing and commissioning should be performed by a licensed electrician in accordance with AS/NZS 3000 and the equipment manufacturer's instructions. Confirm prospective fault current, cable capacity, discrimination and suitability for the specific installation before fitting.
Applications
  • Domestic switchboards and distribution boards
  • Commercial electrical distribution boards
  • Lighting and resistive-load circuits
  • Low-voltage AC circuit overload protection
  • Short-circuit protection for suitable final circuits
Standards & Compliance
  • Applicable product standard: AS/NZS 60898.1 for circuit-breakers for overcurrent protection in household and similar installations
  • Installation requirements: AS/NZS 3000 Wiring Rules
Environmental Benefits
  • Long mechanical and electrical service life can reduce replacement frequency and associated waste
  • Metal and thermoplastic components may be recyclable through appropriate electrical equipment recycling streams
  • Overload and short-circuit protection can help reduce damage to connected wiring and equipment
Warranty Information

CHINT's published warranty policy generally provides a 27-month warranty from the date of manufacture for other low-voltage apparatus sold through authorised channels, subject to applicable contract terms and conditions.

Available Now

Available through authorised CHINT distributors in Australia.

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