Traditional Culture Encyclopedia - Photography and portraiture - What is marked on the nameplate of the electric cabinet?

What is marked on the nameplate of the electric cabinet?

1. Control box model (usually empty because most control boxes are non-standard)

2. The position number of the control box (that is, the number given by the designer, that is, the position number on the drawing)

3. Control voltage (380/220v)

4. Frequency (50 Hz)

5. Current (rated current of main switch, non-shell current, such as 100/63A, current is 63A)

6. Production date (20 12.04.0 1)

7. Factory number (the equipment number set by the manufacturer is the serial number of the equipment manufacturing, which is unique and registered in the manufacturer).

8. Standard number (GB725 1-2005)