International Standards and Conformity Assessment for all electrical, electronic and related technologies

TC 31

Equipment for explosive atmospheres

 
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TC 31 Subcommittee(s) and/or Working Group(s)

Label
Title
Subcommittees
SC 31GIntrinsically-safe apparatus
SC 31JClassification of hazardous areas and installation requirements
SC 31MNon-electrical equipment and protective systems for explosive atmospheres
Working Groups
WG 22Responsible for MT 60079-0, maintenance of IEV 60050.426 and other specific tasks assigned by TC 31
WG 27Electric Machines (motors and generators)
WG 28Dusts
WG 30Equipment process sealing
WG 31Gas/dust hybrid mixtures
WG 32Creepage and clearance distances
WG 37Electrochemical cells and batteries in equipment for explosive atmospheres
WG 39Adverse service conditions
WG 40Luminaires
WG 42Safety Devices Related to Explosion Risk
WG 43High voltage
Maintenance Teams
MT 60079-1Maintenance of IEC 60079-1
MT 60079-2Maintenance of IEC 60079-2
MT 60079-7Maintenance of IEC 60079-7
MT 60079-13Maintenance of IEC 60079-13
MT 60079-15Maintenance of IEC 60079-15
MT 60079-18Maintenance of IEC 60079-18
MT 60079-26Maintenance of IEC 60079-26
MT 60079-28Risk of ignition by radiation from optical equipment
MT 60079-29Maintenance of IEC 60079-29 series
MT 60079-30Maintenance for IEC 60079-30-1 and IEC 60079-30-2
MT 60079-31Maintenance of IEC 60079-31
MT 60079-33Maintenance of IEC 60079-33
MT 60079-35Maintenance of IEC 60079-35-1 and IEC 60079-35-2
Joint Working Groups
JWG 29with TC 101 - Electrostatics linked to TC 101
JWG 45Toxic gas detection for workplace atmospheres linked to ISO/TC 146/SC 2
JWG 1w/TC31/WG28 - Particular requirements for vacuum cleaners and dust extractors providing equipment protection level DC Managed by SC 61J
Advisory Groups
AG 36Chairman's Advisory Group
ad-Hoc Groups
AHG 44Installation standards for non-electrical equipment and mining equipment
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TC 31 Membership

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P/O Status
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IEC Membership
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AR
O-Member
Full Member
AU
P-Member
Full Member
AT
P-Member
Full Member
BE
P-Member
Full Member
BR
P-Member
Full Member
BG
O-Member
Full Member
CA
P-Member
Full Member
CN
P-Member
Full Member
HR
P-Member
Full Member
CZ
P-Member
Full Member
DK
P-Member
Full Member
EG
P-Member
Full Member
FI
P-Member
Full Member
FR
P-Member
Full Member
DE
P-Member
Full Member
GR
O-Member
Full Member
HU
O-Member
Full Member
IN
P-Member
Full Member
ID
O-Member
Full Member
IR
P-Member
Full Member
IE
P-Member
Full Member
IL
O-Member
Full Member
IT
P-Member
Full Member
JP
P-Member
Full Member
KR
P-Member
Full Member
MY
P-Member
Full Member
MX
O-Member
Full Member
NL
P-Member
Full Member
NZ
P-Member
Full Member
NO
P-Member
Full Member
PK
P-Member
Full Member
PL
P-Member
Full Member
PT
P-Member
Full Member
RO
P-Member
Full Member
RU
P-Member
Full Member
RS
O-Member
Full Member
SG
O-Member
Full Member
SK
O-Member
Full Member
SI
P-Member
Full Member
ZA
P-Member
Full Member
ES
P-Member
Full Member
SE
P-Member
Full Member
CH
P-Member
Full Member
TH
O-Member
Full Member
TR
O-Member
Full Member
UA
P-Member
Full Member
GB
P-Member
Full Member
US
P-Member
Full Member

Facts and figures

Secretariat
United Kingdom
Participating countries
36
Observer Countries
12
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TC 31 Officers

Chairman
Mr Mark Coppler (US)
Term of office : 2020-07

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Secretary
Mr Mick Maghar (GB)

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Technical Officer
Mr Andrew Redgate

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TC 31 Liaisons

Committee
Description
Internal IEC Liaison
TC 2Rotating machinery
TC 18Electrical installations of ships and of mobile and fixed offshore units
TC 27Industrial electroheating and electromagnetic processing
SC 65ASystem aspects
SC 65BMeasurement and control devices
TC 101Electrostatics
TC 105Fuel cell technologies
TC 109Insulation co-ordination for low-voltage equipment
SC 121ALow-voltage switchgear and controlgear
Liaison ISO
ISO/TC 45Rubber and rubber products
ISO/TC 45/SC 1Hoses (rubber and plastics)
ISO/TC 67/SC 8Materials, equipment and offshore structures for petroleum, petrochemical and natural gas industries - Arctic operations
ISO/TC 197Hydrogen technologies
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TC 31 Working Groups Liaisons

Working Groups
Description
Organization
Liaison D
MT 60079-7
Maintenance of IEC 60079-7
IEEE PCIC P1713
MT 60079-30
Maintenance for IEC 60079-30-1 and IEC 60079-30-2
IEEE 515 WG