Over deze norm
Is only applicable to devices as defined in IEC 309-1 and to group II apparatus as defined in IEC 79-0. Does not cover their use on dusts or powders. Does not cover group I apparatus as defined in IEC 79-0. The ambient temperature range is from - 20
C to + 40 C. The types of protection employed are selected from the appropriate types as specified in IEC 79-0. Supplements or modifies the requirements of IEC309-1. In addition, references are included to the clauses for construction and test of IEC 79-0 and 79-1 that apply.
|Engelse titel||Plugs, socket-outlets and couplers for industrial purposes - Part 3: particular requirements for plugs, socket-outlets, connectors and appliance inlets for use in explosive gas atmospheres|