Qhov chaw siv
◆ compact substation theem nrab
◆ kev lag luam me thiab kev lag luam mining
◆ Cua fais fab nroj tsuag
◆ tsev so, khw malls, chaw ua haujlwm, chaw ua lag luam, thiab lwm yam
◆ C- load hloov chav tsev
◆ D-direct cable txuas
◆ De - ncaj qha cable txuas nrog kev hloov hauv av
◆ F-load hloov fuse ua ke chav tsev
◆ V-nqus Circuit Court breaker unit