JB/T 4002-2013 (English Version) PDF

Scope: This standard specifies the product classification, structural type, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of explosion-proof low-voltage electrical terminal blocks (hereinafter referred to as terminal blocks). This standard applies to the design, manufacturing and inspection of terminal blocks.

JB/T 4002-2013 Referenced Document

GB 14048.1-2012 Low-voltage switchgear and controlgear.Part 1:General rules
GB 3836.1-2010 Explosive atmospheres.Part 1:Equipment.General requirements
GB 3836.2-2010 Explosive atmospheres.Part 2:Equipment protection by flameproof enclosures "d"
GB 3836.3-2010 Explosive atmospheres.Part 3:Equipment protection by increased safety "e"
GB 3836.9-2006 Electrical apparatus for explosive gas atmospheres Part 9: Encapsulation "m"
GB/T 119.2-2000 Parallel pins, of hardened steel and martensitic stainless steel(Dowel pins)
GB/T 1804 General tolerances Tolerances for linear and angular dimensions without individual tolerance indications
GB/T 197-2003 General purpose metric screw threads--Tolerances
GB/T 2423.4-2008 Environmental testing for electrical and electronic products - Part 2: Test method Test Db alternating damp heat (12h + 12h cycle)
GB/T 6170-2000 Hexagon nuts,style 1
GB/T 65-2000 Slotted cheese head screws
GB/T 822-2000 Cheese head screws with cross recess
GB/T 93-1987 Single coil spring lock washers,normal type
GB/T 96.1-2002 Plain washers--Large series--Product grade A
GB/T 97.1-2002 Plain washers--Product grade A

2013 JB/T 4002-2013 Connectiong terminals for explosion proof low voltage electric apparatus
1992 JB/T 4002-1992 Terminals for flameproof low voltage electric apparatuses for coal mine