HFT300 frequency test relay

HFT300 frequency test relay is widely used in marine genset field and land genset field.

The corresponding over/under frequency relay outputs and alarm protection activates when the frequency has exceeded/fallen below the set value.

 PERFORMANCE AND CHARACTERISTICS

1. Suitable for 3-phase 4-wire, 3-phase 3-wire, single phase 2-wire, and 2-phase 3-wire systems with frequency 50/60/400Hz;

2. Over/under frequency protection function;

3. Adjustable potentiometer allows for set value adjusting and delay value setting;

4. relay output；

5. One test button, test the over/under frequency relay and indicator;

6. Widely power supply range DC(8~35)V, suitable to different starting battery voltage environment;

7. 35mm guide rail mounting;

8. Modular design, pluggable terminal, compact structure with easy installation.