Q 1:The current knob has been turned,why can't the current be adjusted of 30V 10A DC Power Supply Adjustable ?
A 1:You must connecte a load and the voltage setting cannot be 0, and then the current is adjusted

Q 1:The current knob has been turned,why can't the current be adjusted of 30V 10A DC Power Supply Adjustable ?
A 1:You must connecte a load and the voltage setting cannot be 0, and then the current is adjusted
