Cross References:IEC 60034-1IEC 60034-15IEC 60079ISO 7626-5:1994ISO 18431-1ISO 18431-2IEC 60034-18-31IEC 60034-18-32IEC/TS 60034-18-33IEC 60034-18-34IEC/TS 60034-27ISO 2041ISO 7626ISO 7626-1ISO 13373-1ISO 13373-2ISO 16063-1EN 1779All current amendments available at time of purchase are included with the purchase of this document.