phase preventer relay is a control device that detects any failure in phase supply and energizes its auxiliary relay contacts. This contact is then given to the PLC which turns off its outputs through programming written.
800PSR Selec Single Phase Preventer
Brand | Selec |
Usage/Application | Single Phase Preventor |
Rated Voltage | 220 V |
Mounting Type | Wall Mounting Timer |
Model Name/Number | 800 PSR |
Size | 22.5mm |
Measuring Parameter | Phase Sequence, Phase Failure, Phase Asymmetry |
Electrical Connection | 3O – 3W |
Time Ranges | Power On Delay : 200msec |
Accuracy | Trip Accuracy : +- 10V |
Output Contact | 1 C/O (SPDT ) |
Output Rating | NC: 3A @ 250V AC , NO: 5A @ 250V AC |
Operating Voltage | 154 To 500V AC (L – L) |