| 摘要 |
PROBLEM TO BE SOLVED: To perform power distribution work with an uniterruptive power supply without imposing local restrictions and without causing noise or air pollution by the equipment smaller, lighter and easier for handling compared to motor vehicle for interruptive power supply at maintennance work including replacement of lead-in wire, repair, etc., for one target house. SOLUTION: During power distribution work, this equipment comprises a DC power supply 10 such as battery power source set to a capacity for providing power demand during maintenance or construction of a target house 2 for power distribution work, a DC/AC converter section 15 of a static type converter configuration converting this power supply 10 to an AC backup power supply equivalent to a system power supply, and a power supply section 16 feeding a backup power supply to the target house 2 through a voltage balancer 20 during construction work. |
