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Hello, I am studying the design of DC fast chargers. I learned some information about their varieties and the approximate principle of operation (Vienna Rect. - LLC DC/DC - Output). Usually, after Vienna Rectifier, you can get a maximum voltage of about 840VDC, and then lower it to the...

Hi, I am conducting a study on the subject of: charging with alternating current compared to charging with direct current. Now I am studying the issue of placing charging stations in the parking lots of shopping centers. The time spent in the shopping center is 2 - 3 hours. Which option for...

Hi! Is there any protection from AC voltage on the control pilot line? Or it can not happen?

Hi! I found an article that talks about changing the requirements for charging stations. In particular, he talks about the DC fault current monitoring. EVSE RCD protection and the 18th Edition I'm a little confused about all this. This protection is needed only for those stations that have...

Good day! Does anyone have pictures of the disassembled mobile connector? I want to know about his insides, and is there a contactor in it? If so, which one? Or somehow his principle of work is arranged differently? If anyone knows - tell me) Thank you in advance for your answers!