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
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;
Over/under frequency protection function;
Adjustable potentiometer allows for set value adjusting and delay value setting;
relay output；
One test button, test the over/under frequency relay and indicator;
Widely power supply range DC(8~35)V, suitable to different starting battery voltage environment;
35mm guide rail mounting;
Modular design, pluggable terminal, compact structure with easy installation.
| Function Item | Parameter |
|---|---|
| Overall Consumption | <0.9W (Standby mode: ≤0.28W) |
| Alternator Voltage | AC50V~ AC620V (ph-ph) |
| Alternator Frequency | 50Hz/60Hz/400Hz |
| DC Supply | DC(8～35)V |
| Case Dimensions(mm) | 89.7*71.6*60.7 |
| Operating Temp. | (-25~+70)℃ |
| Weight | 0.24KG |
| Data Type | Version | Download Link |
|---|---|---|
| Chinese Manual | V1.2 | View Online Download |
| English Manual | V1.2 | View Online Download |
| Typical Application | Download |
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