Specifications

102
Sensing Switch A device, sometimes called a sensor, that turns on or off to
indicate presence or absence of an object or material. Examples
include limit switches and photoelectric , inductive, capacitive,
and sonar proximity switches.
Service Entrance The place where power cables enter a building.
Service Entrance
Load Center
Meter
Transformer
Service Factor A numerical value that is multiplied by a motor’s rated
horsepower to determine the maximum horsepower at which
the motor should be operated.
Service Head A device used to connect busway at the service entrance.
3-Phase Service Head
Three 1-Phase Service Head
Service Section The switchgear, switchboard, or power panelboard section
connected to incoming power.