S3UM 230VAC UM 500/550VAC PILZ837390S3UM230VACUM500550VAC

Voltage monitoring relay for monitoring overvoltage and undervoltage; values, and the phase sequence in 3-phase mains; 40 - 400 Hz;; Measuring voltage 500/550 V AC Width: 22.5 mm; UB 230 V AC.

Type
PMDsrange