Chint NXR-12 Thermal Overload Relay 7-10A

1. Key Features

• Overload and phase loss protection for AC motors.

• Compact design, easy to install directly on contactors.

• With thermal compensation for stable performance under temperature changes.

• Equipped with trip indication, auxiliary contacts 1NO + 1NC.

• Includes test button and reset function (manual or auto).

2. Technical Specifications

• Model: Chint NXR-12

• Rated insulation voltage: 690 VAC

• Adjustable current range: various (0.1–0.16A; 0.4–0.63A; 1.25–2A; 7–10A…)

• Standards: IEC 60947-4/5-1

• Operating temperature: –5°C ~ +40°C

• Auxiliary contacts: 1 NO + 1 NC

• Installation: direct mounting on small frame contactors (e.g. NXC-09, NXC-12).

3. Practical Applications

• Motor protection for small to medium power electric motors.

• Applied in industrial panels, pump systems, fans, conveyors.

• Used in production lines requiring reliable overload protection.

4. How to Use

• Mount directly onto compatible contactor (e.g. NXC-09, NXC-12).

• Adjust current setting according to motor’s rated current.

• Use the test button before operation to verify proper function.

• If tripped: inspect load, reset via button or auto mode.