*GB/T 2423.1-2001 Environmental testing for electric and electronic and electronic products--Part 2:Test methods--Tests A:Cold
*GB/T 2423.2-2001 Environmental testing for electric and electronic products--Part 2:Test methods--Tests B:Dry heat
*GB/T 2423.3-2006 Environmental testing for electric and electronic products - Part 2: Testing method test Cab: Damp heat Steady state
*GB/T 2423.21-1991 Basic environmental testing procedures for electric and electronic products--Test M: Low air pressure
*GB/T 2423.22-2002 Environmental testing for electric and electronic products--Part 2:Test methods Test N:Change of temperature
*GB 4208-1993 Degrees of protection provided by enclosure (IP code)
*GB/T 5169.16-2002 Fire hazard testing for electric and electronic products--Part 16:50 W horizontal and vertical flame test methods
*GB/T 11287-2000 Electrical relays--Part 21:Vibration,shock,bump and seismic tests on measuring relays and protection equipment--Section one:Vibration tests (sinusoidal)
*GB/T 12113-2003 Methods of measurement of touch current and protective conductor current
*GB/T 13729-2002 Remote terminal unit equipment
*GB/T 14047-1993 Measuring relays and protection equipment
*GB/T 14537-1993 Shock and bump tests on measuring relays and protection equipment
*GB/T 14598.1-2002 Electrical relays—Part 23:Contact performance
*GB/T 14598.3-2006 Electrical realys?Part 5:Insulation corrdination for measureing realys and protection equipment?Requirements and tests

*GB/T 7261-2008 Basic testing method for relaying protection and security automatic equipment