當(dāng)前位置:
首頁(yè) >
標(biāo)準(zhǔn)詳情頁(yè)

BS EN 60947-5-3 - LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 5-3: CONTROL CIRCUIT DEVICES AND SWITCHING ELEMENTS - REQUIREMENTS FOR PROXIMITY DEVICES WITH DEFINED BEHAVIOUR UNDER FAULT CONDITIONS (PDF)
出版:British Standards Institution

專(zhuān)家解讀視頻