A wide range of high quality controllers for various power applications

SmartGen HVD300 Voltage Detection Module

* All prices on this website are retail in USD on EXW incoterms


Technical Parameters:
Overall Consumption <0.9W (Standby mode: ≤0.28W)
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

Product Overview:
HVD300 voltage detection relay is widely used in marine genset field and land genset field.

HVD300 voltage detection relay detects over voltage, under voltage, loss of phase, phase sequence wrong and other abnormal condition accurately and the corresponding relay will act when abnormal conditions occur.


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. Detect 3-phase voltage and phase sequence accurately;
3. With over voltage, under voltage, loss of phase and reverse phase sequence protection function;
4. Adjustable potentiometer allows for set value adjusting and delay value setting;
5. 2 relay output;
6. One test button, test over/under voltage relay and indicator;
7. Widely power supply range DC(8~35)V, suitable to different starting battery voltage environment;
8. 35mm guide rail mounting;
9. Modular design, pluggable terminal, compact structure with easy installation.

Why SmartGen?

  • More than 200,000 units yearly
  •  19 years of successful business
  • More than 50 offices worldwide
  • Almost 200 technology patents
  • ISO, GM and CCSR certificates
  • High quality and low prices
  •  Wide variety of generator parts


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