amp
blue
breaker
cable
circuit
construction
current
danger
dangerous
device
disconnector
distribution
electric
electricity
energy
engineering
equipment
generation
hazardous
high
industrial
industry
instrumentation
insulator
isolated
line
metal
plant
pole
poll
power
production
pylon
row
setting
sky
station
substation
supply
support
switchgear
switchyard
technical
the pressure
transformer
utility
voltage
voltmetro
wire