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MCB 3P 16A 10kA B Curve DIN Rail NB1-63H Chint

BRAND: CABAC
SKU: 179854
$82.40 List price: $109.90
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Chint NB1-63H 3P 16A MCB features 10kA breaking capacity, B-curve thermal-magnetic protection and DIN rail mount to IEC 60898. For domestic and commercial boards.

Alternatively Known As: 3P MCB, Thermomagnetic Circuit Breaker, DIN Rail Circuit Breaker, NB1-63H/B16-3P-10

Technical Specifications
  • Poles: 3P
  • Rated Current: 16 A
  • Tripping Curve: Type B, 3–5 x In
  • Breaking Capacity: 10 kA
  • Rated Voltage: AC 230/400–240/415 V
  • Rated Insulation Voltage: 500 V
  • Rated Frequency: 50/60 Hz
  • Energy Limiting Class: 3
  • Rated Impulse Withstand Voltage: 6 kV
  • Electrical Endurance: 10,000 operations
  • Mechanical Endurance: 20,000 operations
  • Terminal Capacity: Up to 25 mm²
  • Tightening Torque: 2.5 N·m
  • Protection Degree: IP20
  • Mounting: 35 mm EN 60715 DIN rail
  • Connection: Top or bottom feed
  • Dimensions (H x L x W): 80mm x 78mm x 54mm
  • Weight: 0.33 kg
Key Features
  • Thermal-magnetic protection against overload and short-circuit faults
  • B-curve operation suitable for circuits with low inrush currents
  • 10 kA rated short-circuit breaking capacity
  • Three-pole switching for multi-phase circuits
  • Compact modular design for distribution boards and control panels
  • Compatible with cable, U-type busbar and pin-type busbar connections
  • Auxiliary contacts, shunt releases, under-voltage releases and alarm contacts available as accessories
Professional Installation Requirements
  • Installation, selection and testing should be performed by a licensed electrician in accordance with AS/NZS 3000 and applicable local electrical regulations. Confirm fault levels, discrimination, conductor sizing and local approval requirements before installation.
Applications
  • Residential distribution boards and consumer units
  • Commercial switchboards
  • Industrial distribution panels
  • Control systems and equipment protection
  • Multi-phase final and sub-circuit overcurrent protection
Standards & Compliance
  • Manufacturer standard: IEC/EN 60898-1
  • Applicable Australian/New Zealand product standard: AS/NZS 60898.1:2024; verify product certification and RCM requirements before installation
  • Installation should comply with AS/NZS 3000
Environmental Benefits
  • Long service life helps reduce replacement frequency and electrical equipment waste
  • Metal and polymer components can be separated for recycling at end of service life where local facilities accept them
  • Energy-limiting Class 3 design helps limit fault energy and associated equipment damage
Warranty Information

CHINT’s general warranty policy covers other low-voltage apparatus against defects in materials and workmanship for 27 months from the date of manufacture when purchased through authorised sales channels. Contract-specific or Australian distributor warranty terms may vary.

Available Now

Available through authorised CHINT distributors in Australia.

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