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See Chinese contents: QC/T 1175-2022 QC/T 1175-2022: High voltage contactor for electric vehicles
This document specifies the technical requirements, test methods, inspection rules for high-voltage contactors for electric vehicles. This document applies to high-voltage contactors for electric vehicles (hereinafter referred to as contactors), which has a rated DC operating voltage of the main contacts in the range of 60 V ~ 1500 V. This document does not apply to AC contactors for electric vehicles.
