3UG4617-1CR20 | 數(shù)字式電源監(jiān)控繼電器-相序和斷相監(jiān)控;交流3X 160至690V、50至60 HZ |
3UG4617-2CR20 | 數(shù)字式電源監(jiān)控繼電器-相序和斷相監(jiān)控;交流3X 160至690V、50至60 HZ |
3UG4618-1CR20 | 數(shù)字式電源監(jiān)控繼電器-相序和斷相監(jiān)控;;交流3X 160至690V、交流50至60 HZ |
3UG4618-2CR20 | 數(shù)字式電源監(jiān)控繼電器-相序和斷相監(jiān)控;交流3X 160至690V、交流50至60 HZ |