Standard No.:	GB/T 2423.22-2002
Chinese Name:	电工电子产品环境试验 第2部分：试验方法 试验N：温度变化
English Name:	Environmental testing for electric and electronic products--Part 2:Test methods Test N:Change of temperature
Professional Classification:	K04 Basic standards and general methods
Professional Classification:	GB National Standard
ICS Classification:	19.040
Issued by:
Issued on:	2002-06-13
Implemented on:	2003-01-01
Status:	ABOLISHED
Replace By:	GB/T2423.22-2012 Environmental testing - Part 2: Tests methods - Test N: Change of temperature
Replace By Date:	2013-06-01
Language:	English
File Format:	PDF
Word Count:
Price(USD):	please email coc@codeofchina.com for quotation
Delivery:	via email in 1-3 business day

1.1 Purpose
It is used to determine the capacity of bearing rapidly changing ambient temperature for component, equipment and other products. The required exposure duration depends on the property of test sample.
1.2 General descriptions for the test
The test samples are exposed to low and high temperature air (or appropriate inert gas) to bear the influence of rapidly changing temperature.
1.3 Description of test equipment
1.3.1 Test chamber
1.3.1.1 Two test chambers shall be prepared, one is low temperature chamber, the other is high temperature chamber, The position two chambers placed shall be able to transfer the test sample from one chamber to the other chamber in specified time. The conversion method may be manual or automatic.