Author: EVCOME-EV Chargers Manufacturers
The output voltage of the DC charging pile is 200-750V, and the input voltage is AC380V±20%, using a new high-efficiency three-phase PFC circuit topology, the power factor is greater than 0.99, and the harmonic distortion rate is low≤5%; the high-frequency switching power supply module adopts the full-bridge phase-shifting soft switching technology, which has high execution efficiency. It is connected to the AC power grid to provide DC power for the power battery of off-board electric vehicles. DC charging piles are usually suitable for urban special charging stations (buses, taxis, official vehicles, sanitation vehicles, logistics vehicles, etc.) urban public charging stations (private cars, commuter vehicles, buses) urban residential quarters, shopping plazas, power business Various parking lots in places, etc.; intercity expressway charging stations and other occasions that require DC fast charging, especially suitable for rapid deployment under limited space. It has various charging methods such as timing charging, quantitative charging, fixed amount charging and automatic full charging, etc., and displays information such as the charged amount, charging time, current electricity price, charging price and other information and operating status in real time. The output has a device to prevent the battery pack from charging the output filter capacitor of the charger, and prevent the output terminal of the charger from appearing a momentary high current when the battery pack is connected. The withstand voltage level, insulation level, and EMC of the charger comply with the relevant regulations of the international "GB_T 20234.3-2011 Connecting Device for Conductive Charging of Electric Vehicles"; according to Q/GDW485-2010 "Technical Conditions for Electric Vehicle DC Charging Pile" and NB/T 33001-2010 The relevant requirements of "Technical Conditions for Off-board Conductive Charging Pile for Electric Vehicles" are designed with reference to some functions of "Typical Design of Electric Vehicle Charging Facilities". The product fully complies with the construction requirements of the State Grid Corporation of China for electric vehicle charging stations.
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