Trade Discount 25%
MCB 3P 40A 10kA D Curve DIN Rail NB1-63H Chint
Chint NB1-63H 3P 40A 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: Three-Pole MCB, DIN Rail Circuit Breaker, Thermal-Magnetic Circuit Breaker, D40 MCB
Technical Specifications
- Rated Current: 40 A
- Number of Poles: 3P
- Tripping Curve: D curve
- Breaking Capacity: 10 kA
- Rated Voltage: 400/415 V AC
- Rated Frequency: 50/60 Hz
- Mounting: DIN rail
- Protection Type: Thermal-magnetic
- Energy Limiting Class: 3
- Ingress Protection: IP20
- Product Series: NB1-63H
- Reference Code: 179889
- Applicable Product Standard: IEC/EN 60898-1
- Dimensions (H x L x W): 80mm x 78mm x 54mm
- Weight: 0.342 kg
Key Features
- Protects three-phase circuits against overload and short-circuit currents
- D-curve magnetic tripping characteristic suits circuits with higher inrush currents
- 10 kA rated short-circuit breaking capacity
- Three-pole switching for three-phase distribution circuits
- Compact three-module DIN rail format
- Suitable for domestic, commercial and light industrial distribution boards
- Can be used with compatible CHINT auxiliary, alarm, shunt-trip and undervoltage accessories
Professional Installation Requirements
- Installation, testing and commissioning must be performed by a licensed electrician in accordance with applicable Australian electrical requirements, including AS/NZS 3000. Confirm the product's approval and suitability for the intended Australian installation before use.
Applications
- Three-phase distribution boards
- Domestic and commercial switchboards
- Motor and transformer circuits with elevated starting currents
- HVAC and refrigeration equipment power circuits
- Light industrial electrical distribution and control panels
Standards & Compliance
- AS/NZS 60898.1 is the applicable Australian/New Zealand standard for household and similar-installation miniature circuit-breakers; confirm local approval and marking requirements before installation.
- AS/NZS 3000 applies to selection, installation and verification within Australian electrical installations.
Environmental Benefits
- Metal components and thermoplastic housing materials can be recovered through appropriate electrical-equipment recycling streams.
- Circuit protection helps limit damage to connected equipment and can reduce premature replacement of electrical components.
- DIN rail construction and compatible accessories support serviceability and component replacement without replacing the complete switchboard assembly.
Warranty Information
CHINT warranty policy provides 27 months from the date of manufacture for other low-voltage apparatus sold through authorised sales channels, subject to applicable terms and conditions.
Available Now
Available through authorised CHINT distributors in Australia.
