1DV DR Modification ofClause 1 to replace with the following: This part of IEC 60079 standard gives the specific requirements for the construction,testing and marking of electrical equipment, parts of electrical equipment and Ex components with the type of protection encapsulation “m” intended for use in explosive gas atmospheres or explosive dust atmospheres.

1DV DR Modification ofClause 1 to replace with the following: This part of the IEC 60079 standard series applies to users and covers factors directly related to the inspection and maintenance of electrical installations within hazardous areas only, where the hazard may be caused by flammable gases, vapours, mists, dusts, fibres or flyings. It does

1DV DR Modification of Clause 1 to replace with the following: This part ofHEC 60079 document specifes requirements for the construction, testing and marking for Group II electrical equipment with type of protection “n” which includes;sealed devices“nC”, hermetically sealed devices “nC”, non-incendive components“nC” and restricted breathing enclosures“nR”intended for use in explosive gas atmospheres.This part of

1DV.1 DR Modification of the Clause 1 to replace with the following: 1DV.1.1 This part of IEC 60079 standard gives requirements for the design, construction,assessment, verification and marking of rooms used to protect internal equipment: – located in a Zone 1 or Zone 2 or Zone 21 or Zone 22 explosive atmosphere (an area normally

1DV.1 DE Modification ofClause 1, firstparagraph to replace with the following: 1DV.1.1 This standard part of IEC 60079 specifies the requirements for the design,construction, testing and marking of Ex Equipment and Ex Components with type of protection liquid immersion “o” intended for use in explosive gas atmospheres.

1DV DR Modification ofClause 1 to replace with the following: This part of IEC 60079 standard contains the specific requirements for the construction and testing of electrical equipment with pressurized enclosures, of type of protection “p”,intended for use in explosive gas atmospheres or explosive dust atmospheres. It also includes the requirements for pressurized enclosures containing

1DV DR DEModification ofClause 1 to replace with the following: This part of IEC 60079 document specifies the general requirements for construction,testing and marking of Ex Equipment and Ex Components intended for use in explosive atmospheres. Explosive atmospheres are identified by the National Electrical Code®, ANSI/NFPA 70 as hazardous (classified) locations and include the following

This part of ISO 15027 specifies performance and safety requirements for abandonment suits in emergency situations in work and leisure activitles to protect the body of a user against the effects of cold water immersion, such as cold shock and hypothermia, including head, hand and feet protection.

This part of ISO 12402 specifies the safety requirements for lifejackets, performance level 100. It applies to lifejackets used by adults or children. 1DV DTModification byrevising the secondsentence ofclause 1 to addinfants, as follows: It applies to lifejackets used by adults, children, or infants. 1DV.1 DR Addition to clause 1 as follows: 1DV.1.1 Where references