Key Features:

Wide Voltage Range
Supports 30 to 400VAC for flexible installation across residential, commercial, and industrial systems.

Remote Tripping Function
Allows circuit breakers to be tripped remotely via control signals — enhances system automation and safety.

Compact & Reliable
Engineered to integrate easily into NB1 MCBs without taking up extra space in the panel.

Quick Response Time
Instantaneous operation ensures rapid power cut-off when signaled — ideal for emergency situations.

High Durability
Built with high-quality components for long service life under frequent use.

Technical Specifications:

• Model: NB1-S9

• Voltage Range: 30–400VAC

• Application: For use with CHINT NB1 Miniature Circuit Breakers

• Function: Shunt trip (remote tripping mechanism)

• Mounting: Snap-on installation

• Standards Compliance: IEC/EN 60947-2

• Operating Temperature: -5°C to +40°C

• Material: Flame-retardant plastic housing

• Typical Use: Control systems, emergency off circuits, building automation