PSPA-1000 series from Mean Well is a 1kW single output enclosed type AC/DC power supply. Does the PSPA-1000 series allow its output voltage to be adjusted?
Refer to the datasheet, PSPA-1000 series does have adjustable voltage output. The allowable adjustment range differs by model, which can easily be seen in the datasheet.
After removing the top cover, you will see the integrated VR potentiometer between pin CN15 and pin LED as below. After adjustments have been made, please make sure rated power is not exceeded.
Applicable Part Numbers
PSPA-1000-12
PSPA-1000-15
PSPA-1000-24
PSPA-1000-48
1866-5022-ND
1866-5023-ND
1866-5024-ND
1866-5025-ND