00 HOC300Over Current Protection Module-Smartgen,Genset Controller,Generator Controller,ATS Controller,panel manufactory,ats manufaction,battery charger manufactory 


HOC300 over current protection relay is widely used in marine genset field and land genset field.

Product Code:6060005

Power Supply:DC(8~35V)

Case Dimensions:89.7*71.6*60.7(mm)

Operating Temp. :(-25~+70)℃


Product Feedback

HOC300 over current protection relay is widely used in marine genset field and land genset field.

HOC300 over current protection relay detects load current accurately. Over current trip or pre-trip relay outputs and alarm protection activates when the load current has exceeded the set value.



  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. Detects load current accurately.

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

  4. relay output

  5. One test button, test the over current trip/pre-trip 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

Function Item Parameter
Overall Consumption <0.9W (Standby mode: ≤0.28W)
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
Software V1.0.0.2 Download
Typical Application Download
3D Model Diagram Download

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