Gb T 25119 2010 English Translation Of Chinese Standard

Download or read book GB/T 25119-2010 English Translation of Chinese Standard written by https://www.codeofchina.com and published by https://www.codeofchina.com. This book was released on with total page 48 pages. Available in PDF, EPUB and Kindle. Book excerpt: This Standard specifies the requirements of service, design, manufacture, and testing of electronic equipment, as well as basic hardware and software requirements considered necessary for durable and reliable equipment. Additional requirements in other standards or specifications may complement this Standard, if applicable. List of subclauses of this Standard in which agreement between the parties is mentioned is detailed in Appendix B. This Standard applies to all electronic equipment for control, regulation, protection, supply, etc. installed on rail vehicles (including subway and urban rail vehicle).The equipment may be powered by the batteries or generators of vehicles or powered by a low-voltage power supply with or without a direct connection to the contact system (transformer, voltage divider and auxiliary power supply).For the purposes of this Standard, electronic equipment is defined as equipment mainly composed of semiconductor devices and recognized associated components. These components will mainly be mounted on printed boards. Note: sensors (current, voltage, speed, etc.) and firing unit printed board for power electronic equipment are covered by this Standard. Complete firing units are covered by GB/T 25122.1. This Standard is not applicable to the power electronic equipment in the main circuits and auxiliary circuits.