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Sensing Switch device, sometimes called sensor, that turns off to
indicate presence absence object material. Examples
include limit switches and photoelectric inductive, capacitive,
and sonar proximity switches.
3-Phase Service Head Three 1-Phase Service Head
Service Section The switchgear, switchboard, power panelboard section
connected incoming power.
Service Entrance The place where power cables enter building.
Service Entrance
Load Center
Meter
Transformer
Service Factor numerical value that multiplied motor’s rated
horsepower determine the maximum horsepower which
the motor should operated.
Service Head device used connect busway the service entrance
