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MCB 2P 16A 6kA D Curve DIN Rail NB1-63 Chint

BRAND: CABAC
SKU: 179672
$18.40 List price: $24.50
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Chint NB1-63 2P 16A MCB features 6kA breaking capacity, D-curve thermal-magnetic protection and DIN rail mount to IEC 60898. For domestic and commercial boards.

Alternatively Known As: 2-Pole MCB, D16 Circuit Breaker, Thermal-Magnetic Circuit Breaker, DIN Rail MCB

Technical Specifications
  • Model: NB1-63 2P D16
  • Rated Current: 16 A
  • Number of Poles: 2P
  • Rated Voltage: 400 V AC
  • Rated Frequency: 50/60 Hz
  • Rated Breaking Capacity: 6 kA
  • Rated Service Short-Circuit Capacity: 6 kA
  • Tripping Characteristic: D curve, 10–14 times rated current
  • Insulation Voltage: 500 V
  • Impulse Withstand Voltage: 4 kV
  • Energy Limiting Class: 3
  • Terminal Capacity: 1–25 mm²
  • Terminal Tightening Torque: 2.0 N·m
  • Mounting: TH35-7.5 DIN rail
  • Connection: Top or bottom feed
  • Ingress Protection: IP20
  • Mechanical Life: 20,000 operations
  • Electrical Life: 4,000 operations
  • Operating Temperature: -5°C to +40°C
  • Dimensions (H x L x W): 82mm x 75.5mm x 36mm
  • Weight: 0.22 kg
Key Features
  • Thermal-magnetic protection against overload and short-circuit faults
  • D-curve response for high-inrush loads such as transformers, motors and compressors
  • Two-pole switching and isolation
  • 6 kA short-circuit breaking capacity
  • Suitable for 400 V AC distribution systems
  • Compact two-module DIN rail format
  • Compatible with selected CHINT auxiliary, alarm, shunt-release and undervoltage accessories
Professional Installation Requirements
  • Installation and connection must be performed by a licensed electrician in accordance with applicable Australian electrical requirements, manufacturer instructions and the installation design. Verify fault levels, conductor sizing and coordination before commissioning.
Applications
  • Domestic distribution boards
  • Commercial switchboards
  • Control panels and sub-distribution boards
  • Transformer and motor circuits with high starting current
  • Light industrial electrical installations
  • Overload, short-circuit protection and circuit isolation
Standards & Compliance
  • AS/NZS 60898.1:2004 certification listed for the CHINT NB1-63 2PD16 model
  • Applicable current Australian/New Zealand product standard: AS/NZS 60898.1:2024
Environmental Benefits
  • Long mechanical and electrical service life can reduce replacement frequency and product waste
  • Metallic and thermoplastic components can be separated for responsible recycling at end of life
  • RoHS-related material compliance documentation is available for the NB1-63 product family
Warranty Information

CHINT warranty policy provides 27 months from the date of manufacture for other low-voltage apparatus, subject to purchase through authorised sales channels and the applicable warranty terms.

Available Now

Available through authorised CHINT distributors in Australia.

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