Trade Discount 25%
MCB 3P 16A 6kA D Curve DIN Rail NB1-63 Chint
Chint NB1-63 3P 16A MCB features 6kA breaking capacity, D-curve thermal-magnetic protection and DIN rail mount to IEC 60898. For domestic and commercial boards.
Please sign in so that we can notify you about a reply
Sign in
Please login to continue to your account.
Alternatively Known As: CHINT NB1-63 D16 3P MCB, 3-Phase DIN Rail Circuit Breaker, Thermal-Magnetic Circuit Breaker
Technical Specifications
- Poles: 3P
- Rated Current: 16 A
- Tripping Curve: D curve, 10–14 × In magnetic operating range
- Rated Voltage: 400 V AC
- Rated Frequency: 50/60 Hz
- Breaking Capacity: 6 kA Icn and Ics
- Insulation Voltage: 500 V
- Impulse Withstand Voltage: 4 kV
- Terminal Capacity: 1–25 mm²
- Terminal Torque: 2.0 N·m
- Mounting: TH35-7.5 DIN rail
- Ingress Protection: IP20
- Electrical Life: 4,000 operations
- Mechanical Life: 20,000 operations
- Dimensions (H x L x W): 82mm x 75.5mm x 54mm
- Weight: 0.3 kg
Key Features
- Thermal-magnetic protection against overload and short-circuit currents
- D-curve characteristic suited to circuits with high inrush currents, including transformers and selected motor loads
- Three-pole switching and protection for three-phase circuits
- 6 kA short-circuit breaking capacity
- Top or bottom cable connection
- Compatible with selected auxiliary, alarm, shunt-release and undervoltage accessories
- Compact three-module DIN rail format
Professional Installation Requirements
- Installation, testing and connection to a mains electrical distribution board must be performed by a licensed electrician in accordance with AS/NZS 3000 and applicable local regulations. Verify fault levels, discrimination, cable sizing and the required RCM or certification status before installation.
Applications
- Residential distribution boards
- Commercial electrical switchboards
- Three-phase final circuits
- Transformer and motor control circuits with high inrush current
- Industrial and light-commercial low-voltage installations
Standards & Compliance
- AS/NZS 60898.1 requirements for miniature circuit-breakers for household and similar installations; confirm certification and marking for the exact 3P D16 variant before Australian supply
- AS/NZS 3000 Wiring Rules for selection and installation within electrical installations
- CHINT NB1-63 product family has Australian SAA certification documentation; exact variant marking and RCM requirements should be verified before installation
Environmental Benefits
- Long mechanical and electrical service life can reduce replacement frequency and equipment waste
- Thermal-magnetic protection helps limit damage to downstream wiring and equipment during overload or short-circuit events
- Electrical components and metal content can be separated for appropriate recycling at end of service life
- RoHS documentation is available for the NB1-63 product family
Warranty Information
12-month manufacturer's warranty against manufacturing defects is generally applicable to CHINT products, subject to the supplier's terms, correct installation and normal use.
Available Now
Available through authorised CHINT distributors in Australia.
