How to conduct power on operation test for transparent meter box (ready board)?

The transparent meter box (ready board) is mainly used for power engineering wiring, and has been praised by many users in recent years. How can the transparent meter box (ready board) conduct power on operation test?

1. Before the test, the internal wiring of the meter box (ready board) shall be carefully checked to ensure that it conforms to the electrical schematic diagram, all wiring is correct, and the power on test shall be conducted after the insulation resistance meets the requirements;

2. After the components are powered on, the outgoing terminal shall have correct voltage;

3. The opening and closing test of electrical component switch is free of jamming and overload;

4. For leakage type elements, start the test button and there shall be protection action;

5. Confirm that all outgoing lines and switches are connected with the meter, without confusion and dislocation.