Trade Discount 25%
MCB 3P 16A 10kA D Curve DIN Rail NB1-63H Chint
Chint NB1-63H 3P 16A MCB features 10kA breaking capacity, D-curve thermal-magnetic protection and DIN rail mount to IEC 60898. For domestic and commercial boards.
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Alternatively Known As: 3P MCB, Three-Phase Miniature Circuit Breaker, DIN Rail Circuit Breaker, Thermomagnetic Circuit Breaker
Technical Specifications
- Poles: 3P
- Rated Current: 16 A
- Tripping Characteristic: D curve for high-inrush loads
- Rated Voltage: 400/415 V AC
- Rated Frequency: 50/60 Hz
- Breaking Capacity: 10 kA
- Energy Limiting Class: 3
- Protection Degree: IP20
- Mounting: 35 mm DIN rail to EN 60715
- Terminal Capacity: Up to 25 mm²
- Tightening Torque: 2.0 N·m
- Electrical Life: 10,000 operations
- Mechanical Life: 20,000 operations
- Operating Temperature: −35 °C to +70 °C
- Dimensions (H x L x W): 86mm x 78mm x 54mm
- Weight: 0.33 kg
Key Features
- Thermal-magnetic protection against overload and short-circuit faults
- D-curve operation suited to circuits with high starting or inrush currents
- Three-pole switching for three-phase distribution circuits
- 10 kA rated short-circuit breaking capacity
- Compact modular design for switchboards and distribution boards
- Top or bottom cable connection
- Compatible with cable, U-type busbar and pin-type busbar connections
- Auxiliary, alarm, shunt-release and undervoltage accessories available
Professional Installation Requirements
- Installation and connection in a switchboard should be performed by a licensed electrical contractor in accordance with AS/NZS 3000, manufacturer instructions and applicable local requirements.
Applications
- Three-phase domestic distribution boards
- Commercial switchboards and power distribution panels
- Industrial control and distribution systems
- Motors, pumps, compressors and transformers with high starting current
- Circuits requiring D-curve overcurrent protection
Standards & Compliance
- AS/NZS 60898.1:2004 for miniature overcurrent circuit-breakers, subject to the specific product approval and installation requirements
- AS/NZS 3000 for electrical installation and switchboard wiring requirements
Environmental Benefits
- Long service life helps reduce replacement frequency and associated material waste
- Thermal-magnetic protection can limit fault energy and reduce damage to connected equipment
- Metal components and electrical contacts can be recovered through appropriate end-of-life recycling
- Compact DIN rail construction reduces material use compared with larger protection devices
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 conditions.
Available Now
Available through authorised CHINT distributors in Australia.
