This Transformer control boxof console is suitable for adjustable voltage control of 0.5-10kVA test transformer.
1.Check the test transformer measuring winding rated output voltage, and make it match the operation box correctly.
2. Connect the line between test transformer and operation box according to the wiring diagram.
3. Switch on the power supply, then close the knife switch, and the power indicator light, finally set the work time of relay.
4. Make the pressure regulator display zero, press the start button, the clockwise rotation of the hand wheel, until it reaches the required value.
5. Start the timing switch, timing begins, the electric bell will alarm automatically when it reaches the setting time(artificially controlled time if there is on alarming function), then break off the timing switch.