dz47-63 c20,dz47-63c32

德力西delixi小型断路器dz47-63/3p c20
dz47-60/c20
dz47-63 c20
32a16 空开上海德力西开关 3p1p2p 电闸总开关 dz47-63 空气开关断路
dz47-63/c10/10a dz47-63/c15/15a dz47-63/c16/16a dz47-63/c20