electrical work line icons and signs. installation, servicing, repairing, rewiring, inspection, troubleshooting

wiring installation servicing repairing rewiring inspection troubleshooting upgrading faultfinding circuit outlet surge breaker distribution transformers switchgear junction connections conduit systems circuits electronic terminals relays fuse lighting generators panels sockets motors grounding busbars ducting wiringbundles earthing relocation surveillance testing isolating connection replacement inverters protection icon vector line