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Author Question: Discuss how it is possible to have a control transformer whose primary winding can be connected to ... (Read 66 times)

rosent76

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on: Jul 26, 2018
Discuss how it is possible to have a control transformer whose primary winding can be connected to 240 or 208 V and provide 120 V at its secondary.
 
  What will be an ideal response?

Question 2

The essential elements of a single-component system refrigeration system, in order, are:
 
  A) Condenser, compressor, metering device, and evaporator.
  B) Metering device, compressor, evaporator, and condenser.
  C) Evaporator, compressor, condenser, and metering device.
  D) Compressor, evaporator, metering device, and condenser.


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debra928

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Reply #1 on: Jul 26, 2018
Answer to Question 1

A control transformer can be wound for a 2:1 ratio that allows 220 V to be dropped to 110 V, or it can be wound for 1.89:1 so that 208 V can be dropped to 110 V.

Answer to Question 2

C


rosent76

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Reply 2 on: Jul 26, 2018
Gracias!

bulacsom

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Reply 3 on: Yesterday
Wow, this really help

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