DB31/T 613-2012 Variable lane—General requirements for LED indication signs

GB/T 2423.1-2001 Environmental testing for electric and electronic products—Part 2:—Test methods Tests A:Cold GB/T 2423.1-2008 Environmental testing for electric 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 2423.2-2008 Environmental testing for electric and electronic products—Part 2:Test methods—Tests B:Dry heat GB/T 2423.3-1993 Basic environmental testing procedures for electric and electronic products—Test Ca:Damp heat, steady state GB/T 2423.3-2006 Environmental testing for electric and electronic products—Part 2:Testing method—Test Cab:Damp heat, steady state GB/T 2423.3-2016 Environmental testing—Part 2:Testing method—Test Cab:Damp heat,steady state GB/T 2423.10-1995 Environmental testing for electric and electronic products—Part 2:Test methods—Test Fc and guidance:Vibration (Sinusoidal) GB/T 2423.10-2008 Environmental testing for electric and electronic products—Part 2:Tests methods Test Fc:Vibration(sinusoidal) GB/T 2423.10-2019 Environmental testing—Part 2:Tests methods—Test Fc:Vibration(sinusoidal) GB/T 2423.17-1993 Basic environmental testing procedures for electric and electronic products Test Ka:Salt mist GB/T 2423.17-2008 Environmental testing for electric and electronic products—Part 2:Test methods—Test Ka:Salt mist GB/T 2423.17-2024 Environmental testing—Part 2:Test methods—Test Ka:Salt mist GB/T 4208-2008 Degrees of protection provided by enclosure(IP code) GB/T 5080.7-1986 Equipment reliability testing Compliance test plans for failure rate and mean time between failures assuming constant failure rate GB 5768.2-2009 Road traffic signs and markings—Part 2:Road traffic signs GB 5768.3-2009 Road traffic signs and markings—Part 3:Road traffic markings GB/T 7922-2008 Method of measuring the color of light sources GB/T 12113-2003 Methods of measurement of touch current and protective conductor current GB 14887-2011 Road traffic signal lamps GB/T 16311-2009 Specification and test method for road traffic markings GB/T 18226-2000 Specification for steel components anticorrosion of highway traffic engineering appurtenances GB/T 18226-2015 Specification for steel component anticorrosion of highway engineering GB/T 18833-2002 Retro-reflective sheeting for road traffic signs GB/T 23828-2009 Light-emitting diode changeable message signs of expressway GB/T 18226-2025 Specification for steel component anticorrosion of highway traffic engineering