breaker
cable
cap
checking
circuit
construction
digital
electric
electric panel
electrical
electrician
electricity
electronic
energy
engineer
equipment
fix
fuse board
hand
horizontal
industrial
industry
inspecting
installation
installing
internet
job
labor
maintenance
male
man
manual
occupation
panel
power
profession
professional
protection
screwdriver
speed
switch
switchboard
technician
technology
tester
uniform
vertical
wire
work
worker