Relationships between the Chinese Ex and IEC Ex standards

GB3836.1-2000

Electrical apparatus for explosive gas   atmospheres

Part 1: General requirements and test   methods

IEC 60079-0:1998

GB3836.2-2000

Electrical apparatus for explosive gas   atmospheres

Part 2: Flameproof enclosure “d”

IEC 60079-1:1990

GB3836.3-2000

Electrical apparatus for explosive gas   atmospheres

Part 3: Increased safety “e”

IEC 60079-7:1990

GB3836.4-2000

Electrical apparatus for explosive gas   atmospheres

Part 4: Intrinsic safety “i”

IEC60079-11:1990

GB3836.5-1987

Electrical   apparatus for explosive gas atmospheres

 Part 5: pressurized   enclosures 'p'

IEC 60079-2

GB3836.6-1987

Electrical   apparatus for explosive gas atmospheres

 Part 6: powder   filling 'q'

IEC 60079-5

GB3836.7-1987

Electrical   apparatus for explosive gas atmospheres

Part 7: oil immersion 'o'

IEC 60079-6

GB3836.8-1990

Electrical   apparatus for explosive gas atmospheres

 Part 8: type of   protection 'n'

IEC 60079-15

GB3836.9-1990

Electrical   apparatus for explosive gas atmospheres

 Part 9: encapsulation   "m"

IEC 60079-18

GB3836.10-1990

Electrical   apparatus for explosive gas atmospheres

Part 10:   hermetically sealed "h"

GB3836.11-1990

Electrical   apparatus for explosive gas atmospheres

Part 11:method   of test for ascertainment of maximum

 experimental safe gap(MESG)

GB3836.12-1990

Electrical apparatus for explosive gas   atmospheres

Part 12: classification of gases and vapors   in

accordance with their maximum experimental   safe

gap(MESG) and their minimum ignition   current(MIC)

GB3836.13-1997

Electrical apparatus for explosive gas   atmospheres

Part 13:repair,   overhaul and reclamation

IEC 60079-19

GB3836.14-2000

Electrical   apparatus for explosive gas atmospheres

Part 14:   classification of hazardous area

IEC 60079-10:1995

GB3836.15-2000

Electrical   apparatus for explosive gas atmospheres

Part 15:electrical   installation in hazardous area

IEC 60079-14:1996

GB12476.1-2000

Electrical   apparatus for use in the presence of

 combustible dusts part 1-1:protection by   enclosure

 limitation of the surface temperature

IEC 61241-1-1:1990