220v
assembling
assembly
cable
changing
circuit
closeup
connect
connection
construction
electric
electrical
electrician
electricity
energy
equipment
fix
fixture
hand
home
house
industry
inspection
install
installation
installing
insulation
job
maintenance
man
mounting
outlet
pliers
plug
power
professional
repair
repairman
safety
screwdriver
socket
switch
technician
technology
tool
voltage
wire
wiring
work
worker