Trade Discount 25%
MCB 2P 6A 10kA C Curve DIN Rail NB1-63H Chint
Chint NB1-63H 2P 6A MCB features 10kA breaking capacity, C-curve thermal-magnetic protection and DIN rail mount to IEC 60898. For domestic and commercial boards.
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Alternatively Known As: 2P MCB, miniature circuit breaker, DIN-rail circuit breaker, C6 circuit breaker
Technical Specifications
- Product Series: NB1-63H
- Poles: 2P
- Rated Current: 6 A
- Tripping Curve: C curve, 5–10 times rated current
- Rated Voltage: AC 230/400–240/415 V
- Rated Frequency: 50/60 Hz
- Short-Circuit Breaking Capacity: 10 kA
- Standard Product Rating: IEC/EN 60898-1
- Insulation Voltage: 500 V
- Impulse Withstand Voltage: 6 kV
- Energy Limiting Class: 3
- Protection Degree: IP20
- Terminal Capacity: Up to 25 mm²
- Terminal Type: Cable, U-type busbar or pin-type busbar
- Tightening Torque: 2.5 N·m
- Mounting: 35 mm EN 60715 DIN rail
- Connection: Top or bottom feed
- Operating Temperature: −25°C to +70°C, daily average up to +35°C
- Electrical Life: Up to 10,000 operations
- Mechanical Life: Up to 20,000 operations
- Dimensions (H x L x W): 78mm x 75.5mm x 36mm
- Weight: 0.22 kg
Key Features
- Two-pole thermal-magnetic circuit protection
- C-curve tripping characteristic for general mixed and moderately inductive loads
- 10 kA short-circuit breaking capacity
- Overload and short-circuit protection
- Positive circuit isolation and switching
- Compact modular design for distribution boards
- Compatible with cable and pin-type or U-type busbar connections
- Optional auxiliary, alarm, shunt-release and undervoltage accessories available for the series
Professional Installation Requirements
- Installation, selection and testing should be performed by a licensed electrician in accordance with AS/NZS 3000, including verification of fault levels, discrimination, cable sizing and protective-device suitability.
Applications
- Residential consumer units and switchboards
- Commercial electrical distribution boards
- Industrial control and distribution panels
- Lighting and general power circuits
- Protection of mixed and moderately inductive AC loads
Standards & Compliance
- Relevant product standard: AS/NZS 60898.1 for AC circuit-breakers for household and similar installations
- Installation should comply with AS/NZS 3000 Wiring Rules
- The manufacturer specifies IEC/EN 60898-1; confirm current Australian approval and RCM requirements before installation
Environmental Benefits
- Thermal-magnetic protection can help prevent damage to downstream wiring and equipment, reducing premature replacement waste
- Metal components such as copper and steel can be recovered through appropriate electrical-equipment recycling streams
- Long mechanical and electrical service life can reduce replacement frequency and associated material consumption
Warranty Information
CHINT warranty policy states 27 months from the date of manufacture for other low-voltage apparatus sold through authorised channels, subject to the applicable customer contract and exclusions for improper installation, misuse or unauthorised modification.
Available Now
Available through authorised CHINT distributors in Australia.
