What if the hotel room card is plugged in and the relay trips?

The hotel room card is plugged in and the relay trips. Do the following:

1. Check whether the relay is installed correctly and connected to the room card reader.

2, check whether the relay is connected to the power supply is stable, whether there is power fluctuation or other electrical interference.

3. Check whether the room card is damaged or expired, and try to replace it.

4. Check whether the room card reader works normally and whether it needs to be repaired or replaced.

5. Check whether there are other appliances in the room that affect the stability of the room card reader, such as TV, refrigerator, etc., and try to turn off these appliances. Trip refers to the process of automatically cutting off the circuit when the circuit protection device detects the circuit fault or overload. This is a safety measure aimed at protecting electrical equipment and personal safety.