METHOD AND ARRANGEMENT IN A POWER SYSTEM

摘要

Method, arrangement and computer program product in a power system for adapting the amount of supplied power to a current consumer, in dependence of current load requested by the current consumer. The power system comprises power supply unit, backup battery unit, and fuses. The fuses are adaptable to different trip values and may be enabled/ disabled. The current consumer is attached to a fuse. The method comprises obtaining a current load requested by the current consumer, adapting the number of connected power supply units to the current load, obtaining an indication that power supply from the power supply unit is available and receiving an indication of low backup battery level. If the power supply from the power supply unit is available for the current consumer and no indication of low battery level at the backup battery unit is received, the backup battery unit is disconnected.