This document specifies the test architecture, test requirements, test cases for the conformance testing of the communication protocol between the Electric Vehicle Off- board Conductive Charger Communication Controller (SECC) and the Electric Vehicle Communication Controller (EVCC), establishing the test procedure. This document applies to the SECC and EVCC conformance testing of Class And Class B systems as specified in GB/T 27930-2023, as well as the systems as specified in GB/T 27930.2-2024 (hereinafter referred to as "Class C systems"). It also applies to the conformance testing of communication controllers that declare compliance with Class A, Class B, Class C system requirements.
Basic Data
Standard ID
GB/T 34658-2025 (GB/T34658-2025)
Description (Translated English)
Conformance test for communication protocols between off-board conductive charger and battery management system for electric vehicle
Sector / Industry
National Standard (Recommended)
Classification of Chinese Standard
K81
Classification of International Standard
29.200
Word Count Estimation
234,218
Date of Issue
2025-08-29
Date of Implementation
2026-03-01
Older Standard (superseded by this standard)
GB/T 34658-2017
Issuing agency(ies)
State Administration for Market Regulation; Standardization Administration of China
