How to choose cables for electric vehicle charging? Who are they suitable for, and who are they not suitable for?
For purchasing cables for electric vehicle charging, the first step is not to compare prices, but to confirm whether the product falls within the applicable scope of GB/T 33594-2017, and to verify whether the certification documents can support the certification of the complete machine. This standard applies to cables for charging connection devices with AC 450/750V and below, and DC 1.0kV and below. Certification adopts the model of type testing + factory inspection + post-certification supervision, and the results are accepted in the certification of products such as charging piles. Starting from product definition, minimum bending 3D and high flexibility, oil resistance and resistance to alternating temperature and humidity, this article explains applicable scenarios and inapplicable boundaries, and finally provides a checklist for verifying certification documents and selection recommendations to help charging pile equipment manufacturers