ソケットの近くに電気試験機を保持している労働者の側面図 - ストックフォト＆画像

Construction of electric system inside a building for providing a stable current circuit

Side view of workman holding screwdriver near sockets

Young adult electrician builder engineer screwing equipment in fuse box

Construction of electric system inside a building for providing a stable current circuit

Young electrician working on building site

Adult electrician builder working with fuseboard

Electrician measuring voltage of socket indoors

Young adult electrician builder engineer worker in front of fuse switch board

Wall socket current checking with unimer insuring safety comes first

Side view of pensive electrician touching face while looking at switchboard

Happy electrician in safety helmet holding screwdriver near switchboard

Electrician in safety helmet looking at switchboard near brick wall

Electrician checking wires of power line maintenance

Professional electrician with flashlight working by distributor box

Male electrician repairing circuit line

Professional electrician inspecting wires in electrical box

Male electrician checking wires in electrical box