DPA53CM48佳樂CARLO GAVAZZI相序保護器 DPA53CM48 DPA51CM44B011瑞士佳樂CARLO GAVAZZI電壓保護繼電器,三相電壓繼電器,外型尺寸：83.5*22.5*99.5（導軌安裝） 功能：相序，缺相監控繼電器，3相AC來電和再生電壓監控 測量范圍：208-480VAC *大負載能力：1*SPDT，5A/250VAC *大負載能力：5A/24VDC 電氣壽命：大于1*10000000次 電源電壓：208-480VAC 1*SPT繼電器 認證：CE-UL DPA51CM44B001：DPA51CM44 3-PHASE MONITORING RELAY REV.0 DPA51CM44B003：DPA51CM44 3-PHASE MONITORING RELAY REV.0 DPA51CM44B011：DPA51CM44 3-PHASE MONITORING RELAY REV.0 DPA53CM23：DPA53CM23 3-PHASE SEQ./PHASE LOSS RELAY REV.1 DPA53CM48：DPA53CM48 3-PHASE SEQ./PHASE LOSS RELAY REV.1 DPA55CM44：DPA55CM44 3-PHASE MAINS QUALITY RELAY REV.2 DPA71DM23：DPA71DM23 3-PHASE MONITORING RELAY REV.1 DPA71DM48：DPA71DM48 3-PHASE MONITORING RELAY REV.1
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