DIGITAL MONITORING RELAY, COS PHI, SCREW

Digital monitoring relay cos phi and current monitoring from 90-690 V AC 0vershoot and undershoot self-supplied 50 to 60 HZ AC noise pulses delay 0.1 to 20 s hysteresis for (i) 0.1 to 2 a 2 change-over contacts with or without fault buffer screw terminal successor product for 3ug3014