... 1A, 2A, 4A, 6A, 10A, 16A, 20A, 25A, 32A, 40A, 50A, 63A. DPF68B Direct Current (DC) Power Supply Distribution Cabinet Key words: Power ... alarm indication for the distribution frame. Main function: With direct current (DC) power supply distribution system, configurable input is 0~300A ... the working ground and the protection ground;3) The direct current (DC) power supply is from inlet end to output end, ...