Chint NB1-63 3P 63A 6kA C-Curve AC Circuit Breaker NB1-63-3P-C63-06

Chint NB1-63 3P 63A 6kA C-Curve AC Circuit Breaker NB1-63-3P-C63-06

The CHINT NB1-63 3P 63A Miniature Circuit Breaker provides overload and short-circuit protection for compatible three-phase AC electrical installations. Featuring a C-curve tripping characteristic, 6kA breaking capacity and three-pole configuration, it is suited to residential, commercial and light industrial distribution applications.

Key Features

• 63A Rated Current: Designed for compatible circuits requiring a nominal 63A current rating.
• 3-Pole Configuration: Suitable for compatible three-phase electrical distribution systems.
• 6kA Breaking Capacity: Provides a rated short-circuit breaking capacity of 6kA.
• C-Curve Tripping: Suitable for mixed loads and circuits that may experience moderate inrush current.
• Overload Protection: Automatically disconnects the circuit during qualifying sustained overcurrent conditions.
• Short-Circuit Protection: Helps protect wiring and connected equipment during short-circuit events.
• DIN-Rail Mounting: Designed for standard TH35-7.5 DIN-rail installation.
• Contact Position Indication: Provides visual indication of breaker operating status.

Applications

• Three-phase distribution boards
• Commercial installations
• Light industrial circuits
• Motor and mixed-load circuits within applicable ratings
• General three-phase circuit protection

Compatibility

Designed for compatible 400V AC three-phase electrical installations. Correct breaker selection, cable sizing, fault-current assessment and installation must be performed according to applicable electrical standards by a qualified professional.

What's in the Box

• 1 x CHINT NB1-63 3P 63A C-Curve Miniature Circuit Breaker

Technical Specifications