UID:635206
UID:599762
UID:610511
yv100xgp:是上面两个 和下面两个加不了热吗?先检介入电压是否正常,然后检查继电器用万用表量下输入输出 (2012-10-23 21:15)
chenyuzifei:有可能是三相电,掉了一项电,查看380v电压 (2012-10-24 12:55)
UID:669091
UID:594387
UID:609388
UID:583228
UID:443032
UID:224651
UID:654839
UID:530897
UID:480228
UID:653277