Motor Circuits
Transformers
Control Circuits
A1/A2
Mystery
200
How do you change the direction of a single-phase fan motor?
Reverse the polarity.
200
Transformers work on the principle of ________, through the exchange of magnetic lines of Flux.
What are the principles of Induction.
200
This component converts incoming AC into DC output.
What is a Power Supply.
200
What is a Solenoid value.
200
This circuit consists of a power supply, circuit breakers and fuses to include overload protection.
What is the Motor Circuit.
250
This type is commonly used at the base of wind turbines to boost the generated voltage for transmission.
What is a step-up Transformer (or) PMT
250
This component with an activation voltage ranging from 12VAC up to 230VAC.
What is the Contactor activation coil (A1/A2)
250
This component stores the program parameters and responds through Digital and Analog Outputs.
What is the (PLC) Programmable Logic Controller.
300
A Wye and Delta wound motor will utilize what coil configuration during motor start-up or locked-rotor position.
What is a Wye or Star configuration.
300
This Transformer is used as a filter to clean up noise and power line distortion and a means of protection.
What is the Isolation Transformer.
300
This component is used in converting AC into DC by inverting the negative side of a sign wave to the positive side.
What is a Bridge Rectifier.
300
What is a Relay coil.
350
We can pull several different voltages from this transformer secondary.
What is an Auto-Transformer.
350
This component is used to isolate a signal through a pulse of light (LED).
What is an Optical Coupler.
400
How many inductive lines of magnetic flux are needed for one inductor to pass through to create one volt of energy.
What is One Million Lines of Flux.
450
These types of transformers are used to monitor motor currents on an inductor.
What are (CT) Current Transformers.