Standard No.:	QC/T 1204.3-2024
English Name:	Compatibility of on-board battery swap system for battery electric passenger vehicles - Part 3 : Battery swap mechanism
Chinese Name:	纯电动乘用车车载换电系统互换性 第3部分：换电机构
Chinese Classification:	T36    Electronic and electrical equipment
Professional Classification:	QC    Professional Standard - Automobile
Source Content Issued by:	MIIT
Issued on:	2024-07-05
Implemented on:	2025-1-1
Status:	valid
Target Language:	English
File Format:	PDF
Word Count:	6500 words
Translation Price(USD):	195.0
Delivery:	via email in 1~3 business day

QC/T 1204.3-2024 Compatibility of on-board battery swap system for battery electric passenger vehicles - Part 3: Battery swap mechanism 1 Scope This document specifies the requirements for compatibility of on-board battery swap system for battery electric passenger vehicles, including those for type, structure, dimension and parameters. This document is applicable to the battery swap mechanism of on-board battery swap system for battery electric passenger vehicles. 2 Normative references The following normative documents contain provisions which, through reference in this text, constitute provisions of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. GB/T 19596 Terminology of electric vehicles GB/T 40032-2021 Safety requirements of battery swap for electric vehicles 3 Terms and definitions For the purposes of this document, the terms and definitions given in GB/T 19596, GB/T 40032-2001 and the following apply. 3.1 battery swap mechanism mechanical device for combining and separating the battery pack and the vehicle body Note: It may have the functions of guiding, positioning, limiting, holding, fastening and locking. [Source: GB/T 40032-2021, 3.4] 3.2 bolted battery swap mechanism battery swap mechanism that fixes a battery box by rotating bolts 3.3 clasped battery swap mechanism battery swap mechanism that fixes a battery box through a clasp connection method 4 Technical requirements for compatibility 4.1 The battery swap mechanism should have a guiding and floating function. 4.2 The vehicle shall be capable of moving in the Z-axis direction or the X-/Z-axis direction after an unlocking action is applied. Note: Refer to the definition of vehicle coordinate system given in GB/T 12673 for X-, Y- and Z-axis directions.

Contents Forward iii Introduction iv 1 Scope 2 Normative references 3 Terms and definitions 4 Technical requirements for compatibility Annex A (Normative) Structure of bolt battery swap mechanism Annex B (Informative) Structure of clasped battery swap mechanism Bibliography