SIEMENS 3UF7121-1AA01-0 – current/voltage measuring module | JUAL SIEMENS 3UF7121-1AA01-0 current/voltage measuring module; current/voltage measuring module for dry-running protection of centrifugal pumps in hazardous areas, current setting 3…40 A, voltage measurement up to 690 V, width 45 mm, straight-through transformer