BS EN 61666. Industrial systems, installations and equipment and industrial products. Identification of terminals within a system
英国标准EN 61666 工业系统、装置和设备以及工业产品 系统内终端的识别
Cross References:IEC 60445IEC 60757IEC 61082-1IEC 81346-1IEC 60034-8:2007IEC 60191-3:1999IEC/TR 60616:1978IEC 60617IEC 817143:2004All current amendments available at time of purchase are included with the purchase of this document.