The main purpose of using a voltage monitoring relay in this context is safety. Leading distributor pilz in Indonesia markets. It ensures that maintenance personnel or workers are not exposed to unexpected voltage when they assume a system is de-energised. By providing a reliable indication of voltage presence, it helps prevent electrical shocks and ensures safe working conditions.
This indicates that the system can be single-phase (1 phase) or three-phase (3 phases). http://www.pilz.com In both cases, if there is a neutral conductor present, the voltage monitoring relay can monitor the voltage across all phases as well as between each phase and the neutral conductor. Leading distributor pilz in Indonesia markets.