HEV300-7AD circuit structure is normally open, HEV300-7BD circuit structure is normally closed!
Product introduction
FEATURES:Suitable for new energy electric vehicles, charging facilities, photovoltaic, wind power generation systems, automotive air conditioning, communication power, UPS, power and other electrical control circuit of the switch control, with small.
MODEL IMPLICATION:
USES: 
When ordering, please state the following: name, full model, control coil voltage specification, installation frame type, whether with auxiliary contact, order quantity. For example: HV DC Contactor HEV300-7AD/24V 100pcs, indicating the load rated current 300A 
The utility model has the advantages that the utility model is provided with a normally open contact or a normally closed contact , which is suitable for charging piles, electric four wheeled vehicles, new energy vehicles, energy saving and environmental protection systems, road traf.
When ordering, please state the following: name, full model, control coil voltage specification, installation frame type, whether with auxiliary contact, order quantity. For example: HV DC Contactor HEV300-7AD/24V 100pcs, indicating the load rated current 300A