COSC 325 Houston (Electrical) || with error-free answers.

COSC 325 Houston (Electrical) || with error-free answers.

What does OH stand for? correct answers Overhead eletrical


What does UG stand for? correct answers Underground Eletrical


What is the common residential electrical service amperage? correct answers -200A


What is the common commercial electrical service amperage? correct answers 400A+


What does LOTO stand for? correct answers Lock Out Tag Out


What is the whole electrical system? correct answers 1. Generation (power plant)
2. Step up station
3. Transmission lines (big power line towers)
4. Substations
5. Distribution Lines (OH or UG line)
6. Weather Head
7. Meter
8 .Distribution Panel
9. End use


What do substations do? correct answers Step voltage down to distribution voltage


What are the two types of XFMR? correct answers Overhead XFMR
Pad mount XFMR

, What does OH1 stand for? correct answers Overhead Primary


What is the voltage in OH1 lines? correct answers 12,000 volts


What does OH2 stand for? correct answers Overhead Secondary


What is a transform similar to? correct answers Regulator


Saying for electrical wiring? correct answers Higher voltage is a smaller wire
The lower voltage is bigger wire


What is a 3-phase serivce? correct answers A power pole with three OH1, and three XFMR, and
three OH2


What do XFMR do? correct answers They step down electricity


What are the large black wire that are low on the pole? correct answers Communication line


What are guy-wires? correct answers A tensioned cable designed to add stability to a free-
standing structure


What is a gutter/wire way/through? correct answers It is a long metal rectangle in the middle of
the electrical service equipment.


What are the types of OH phases? correct answers OH 1-phase
OH 3-phase


What does OH1 to UG1 mean? correct answers Overhead primary to underground primary