GB 12476.1-2013 Electrical apparatus for use in the presence of combustible dust—Part 1:General requirements

GB 12476.5-2013 Electrical apparatus for use in the presence of combustible dust—Part 5:Protection by enclosures"tD"

GB 12476.1-2000 Electrical apparatus for use in the presence of combustible dust—Part 1-1:Electrical apparatus protected by enclosures and surface temperature limitation—Specification for apparatus

GB/T 3836.1-2021 Explosive atmospheres—Part 1:Equipment—General requirements

GB/T 70.1-2008 Hexagon socket head cap screws GB/T 1040.2-2006 Plastics—Determination of tensile properties—Part 2:Test conditions for moulding and extrusion plastics GB/T 1043.1-2008 Plastics—Determination of charpy impact properties—Part 1:Non-instrumented impact test GB/T 1408.1-2006 Electrical strength of insulating materials—Test methods—Part 1:Tests at power frequencies GB/T 1800.2-2009 Geometrical Product Specifications (GPS)—Limits and fits—Part 2:Tables of standard tolerance grades and limit deviations for holes and shafts GB/T 2516-2003 General purpose metric screw threads—Limit deviations GB 3836.1-2010 Explosive atmospheres—Part 1:Equipment—General requirements GB 3836.3-2010 Explosive atmospheres—Part 3:Equipment protection by increased safety "e" GB 3836.4-2010 Explosive atmospheres—Part 4:Equipment protection by intrinsic safety "i" GB/T 4208-2008 Degrees of protection provided by enclosure(IP code) GB/T 4942.1-2006 Degrees of protection provided by the integral design of rotating electrical machined(IP code)—Classification GB/T 5008.1-2005 Lead-acid starter batteries—Technical conditions GB/T 5277-1985 Fasteners—Clearance holes for bolts and screws GB/T 5782-2000 Hexagon head bolts GB/T 5783-2000 Hexagon head bolts—Full thread GB/T 6031-1998 Rubber,vulcanized or thermoplastic—Determination of hardness (hardness between 10 IRHD and 100IRHD) GB/T 6170-2000 Hexagon nuts,style 1 GB/T 8897.1-2008 Primary batteries—Part 1:General GB/T 9144-2003 General purpose metric screw threads—Preferable plan GB/T 9341-2008 Plastics—Determination of flexural properties GB/T 11026.1-2003 Electrical insulating materials-Properties of thermal endurance—Part 1:Ageing procedures and evaluation of test results GB/T 11026.2-2000 Guide for the determination of thermal endurance properties of electrical insulating materials Part 2:Choice of test criteria GB 12476.2-2010 Electrical apparatus for use in the presence of combustible dust—Part 2:Selection and installation GB 12476.5-2013 Electrical apparatus for use in the presence of combustible dust—Part 5:Protection by enclosures"tD" GB/T 12476.8-2010 Electrical apparatus for use in the presence of combustible dust—Part 8:Test methods—Methods for determining the minimum ignition temperatures of dust GB/T 13259-2005 High pressure sodium lamps GB/T 14048.3-2008 Low-voltage switchgear and controlgear—Part 3:Switches,disconnectors,switch-disconnectors and fuse-combination units GB/T 15142-2011 Secondary cells and batteries containing alkaline or other non-acid electrolytes—Vented nickel-cadmium prismatic rechargeable single cells GB/T 16422.1-2006 Plastics—Methods of the exposure to laboratory light sources—Part 1:General guidance GB/T 19639.1-2005 Technical conditions of small-sized valve-regulated lead-acid batteries GB/T 23126-2008 Low pressure sodium lamps—Performance requirement HG 492-2009 ISO 1818:1975 IEC 60285:1993 IEC 61150:1992

IEC 61241-0:2004