Trade Discount 25%
MCB 3P 32A 6kA D Curve DIN Rail NB1-63 Chint
Chint NB1-63 3P 32A MCB features 6kA 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, Thermal-Magnetic Circuit Breaker
Technical Specifications
- Rated Current: 32 A
- Number of Poles: 3P
- Tripping Curve: D curve
- Rated Voltage: 400 V AC
- Rated Frequency: 50/60 Hz
- Breaking Capacity: 6 kA
- Insulation Voltage: 500 V
- Impulse Withstand Voltage: 4 kV
- Protection Type: Thermal-magnetic overload and short-circuit protection
- Mounting: 35 mm TH35 DIN rail
- Terminal Capacity: 1-25 mm² cable
- Tightening Torque: 2.0 N·m
- Protection Degree: IP20
- Mechanical Life: 20,000 operations
- Electrical Life: 4,000 operations
- Dimensions (H x L x W): 86mm x 78mm x 54mm
- Weight: 0.33 kg
Key Features
- Three-pole protection for three-phase circuits
- D-curve tripping characteristic for circuits with high inrush currents
- 6 kA rated breaking capacity
- DIN rail mounting for distribution boards and control panels
- Top or bottom cable connection
- Suitable for compatible auxiliary, alarm, shunt-release and undervoltage accessories
- Clear contact position indication
- Thermal-magnetic protection for overload and short-circuit conditions
Professional Installation Requirements
- Installation and connection must be performed by a licensed electrician in accordance with AS/NZS 3000 and applicable local electrical requirements. Confirm prospective fault current, conductor sizing, discrimination and suitability of the D-curve characteristic before installation.
Applications
- Domestic distribution boards
- Commercial electrical switchboards
- Industrial control panels
- Three-phase motor circuits with high starting current
- Transformer and power supply circuits
- HVAC and refrigeration plant electrical protection
Standards & Compliance
- AS/NZS 60898.1:2004 for circuit-breakers used for overcurrent protection in household and similar AC installations
- IEC/EN 60898-1
- IEC/EN 60947-2
Environmental Benefits
- Long mechanical and electrical service life can reduce replacement frequency and product waste
- Contains recyclable metallic components that can be recovered at end of service life
- CHINT provides RoHS and carbon-footprint documentation for the NB1-63 product range
Warranty Information
CHINT warranty policy specifies a 27-month warranty 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.
