GB/T 33861-2017: Translated English of Chinese Standard. (GBT 33861-2017, GB/T33861-2017, GBT33861-2017): Testing method of energy efficiency for temperature test chambers
https://www.chinesestandard.net, Nov 17, 2017 - Technology & Engineering - 12 pages
This Standard specifies the terms and definitions, technical requirements, testing conditions, testing methods of temperature test chambers.
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Calculation method of energy efficiency
25°C under standard ambient temperature average temperature rate chamber reach 25°C change during temperature Chen constant temperature energy Constant temperature test consumption of room consumption of temperature cooling shall ensure cubic meter J/m3 current measurement range decreasing energy efficiency defrost function efficiency The calculations GB/T geometric center temperature Guangzhou heat load energy heating resistance element high temperature test input power Joules per cubic low temperature extreme low temperature test Maintain the temperature Maximum allowable error meet the following Metrology operating temperatures NOTE power consumption 1h ramping energy efficiency range shall meet rate of change Record the power room temperature test Shanghai Shenzhen space stable for 2h standard atmospheric pressure Sunan Test Equipment Temperature change test temperature energy efficiency Temperature increasing energy temperature increasing test Temperature measurement Temperature ramping energy temperature stable temperature test chambers terms and definitions test chamber equipped test chamber NOTE test chamber reach Wuxi Sunan Test