NATE: Wiring Layouts & Electrical Diagrams

22 terms by roliman

Create a new folder

Advertisement Upgrade to remove ads

On a forced-air furnace, what loads are commonly energized with a 120 volt power supply

The induced draft motor, indoor blower motor, and transformer's primary winding

What is the proper method for connecting any electrical wires located in a junction box

Twisting together and connecting with a wirenut

On split-system condensing unit, what loads are commonly energized with 240 volt power supply

Compressor, crankcase heater, and condenser fan

On HVAC package unit, what loads are commonly energized with 240 volt power supply

Condenser fan, induced draft motor, compressor, and indoor air blower

What is the control transformer output voltage for a residential split system

24 volts

What is the control transformer input voltage for a residential split system

120 volts

What is the control transformer input voltage for a HVAC package system

208/240 volts

What is the purpose of a schematic diagram

It shows technician the operational sequence of the system

What do the vertical lines represent in electrical schematic diagram

The power supply to the system

What do the horizontal lines represent in an electrical schematic diagram

The individual circuits in the electrical system

A legend is used

To identify the label of an electrical component

The top portion of an electrical schematic is commonly

The line voltage circuit

The bottom portion of an electrical schematic is commonly

The control voltage circuit

What component is located between the high-voltage circuit and the low-voltage circuit

The transformer

A pictorial diagram is used to

Show the actual wiring and location of system components

What diagram is also known as a label or line diagram

A pictorial diagram

What diagram consists of an electrical schematic and a pictorial diagram

A factual diagram

What diagram displays the system's fuse size and wire size, and shows placement of thermostat and power wiring

The installation diagram

The heavy dashed lines on an installation diagram show

The line voltage field wiring

The heavy solid lines on an installation diagram show

The line voltage factory wiring

The light dashed lines on an installation diagram show

The low voltage field wiring

The light solid lines on an installation diagram show

The low voltage factory wiring

Please allow access to your computer’s microphone to use Voice Recording.

Having trouble? Click here for help.

We can’t access your microphone!

Click the icon above to update your browser permissions above and try again

Example:

Reload the page to try again!

Reload

Press Cmd-0 to reset your zoom

Press Ctrl-0 to reset your zoom

It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.

Please upgrade Flash or install Chrome
to use Voice Recording.

For more help, see our troubleshooting page.

Your microphone is muted

For help fixing this issue, see this FAQ.

Star this term

You can study starred terms together

NEW! Voice Recording

Create Set