| 摘要 |
PROBLEM TO BE SOLVED: To provide a distribution board capable of mounting a communication module without isolating a main breaker from a line power source.SOLUTION: The distribution board includes; a main breaker 3; plural branch breakers 4; and a first communication adapter 6. The plural branch breakers 4 are electrically connected to the secondary side of the main breaker 3. The first communication adapter 6 performs power line communication with a power meter 8 which is electrically connected to the primary side of the main breaker 3 using a power line as transmission channel. The first communication adapter 6 performs power line communication with a power meter 8 via any one of branch breaker 4 among the plural branch breakers 4. |
