Patent ID: 11909258
Assignee: SCHNEIDER ELECTRIC IT CORPORATION
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H | IPC H

Claim 24:
25. A non-transitory computer-readable medium storing thereon sequences of computer-executable instructions for operating a power supply, the sequences of computer-executable instructions including instructions that instruct at least one processor to control the power supply to:
receive input AC power at an input;
provide output AC power to an output;
operate at least one power converter to convert the input AC power into the output AC power;
adjust at least one parameter of the output AC power provided by the at least one power converter;
detect, in response to adjusting the at least one parameter of the output AC power, at least one of an adjusted input AC power or an adjusted output AC power; and
determine that a fault has occurred based on at least one of the adjusted input AC power or the adjusted output AC power, wherein the fault provides an indication that contacts of at least one relay included in the power supply are welded or shorted together.