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The NR2-25 model (4–6A) is designed for medium-sized motors, such as those used in conveyor belts, medium-duty pumps, and light industrial machinery. This unit provides accurate protection against overload and phase loss. The current setting is adjustable to match the motor’s actual rating, and it features an easy-to-use Test/Reset button.
The compact design facilitates straightforward installation and direct integration with AC Contactors. The housing is constructed from durable ABS material.
Technical Specifications
- Current Range: 4–6A
- Voltage: AC 220–690V
- Poles: 3
- Contacts: 1NO + 1NC
- Reset Type: Manual / Auto
- Frequency: 50–60Hz
- Operating Temperature: -5°C to 40°C
- Material: Heat-resistant ABS
- Standard: IEC60947-4-1
- Weight: 0.3–0.35 kg
Key Features
- Accurate protection for medium-sized motors.
- Easy adjustment to match motor specifications.
- Equipped with a Test/Reset button for circuit verification before operation.
- Robust construction resistant to heat and vibration.
- Direct compatibility for integration with AC Contactors.
Applications
- Medium-sized motors, conveyor belts, medium-duty pumps.
- Light industrial machinery.
- PLC or manual control systems.
Installation
- Mount on DIN rail or integrate with a Contactor.
- Connect wiring according to the manual and verify current.
- Press the Test button to confirm functionality before energizing.
- Ensure the operating environment is dry and below 40°C.
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