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Author Question: Examples of control devices include: A) Compressors, signal lights, and defrost timers. B) ... (Read 94 times)

Marty

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on: Jul 24, 2018
Examples of control devices include:
 
  A) Compressors, signal lights, and defrost timers.
  B) Motors, resistance heaters, and solenoid valves.
  C) Compressors, thermostats, pressure switches, and heaters.
  D) Thermostats, pressure switches, and humidistats.

Question 2

Low-voltage thermostats normally operate on:
 
  A) 24 V. B) 480 V. C) 120 V. D) 277 V.


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leeeep

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Reply #1 on: Jul 24, 2018
Answer to Question 1

D

Answer to Question 2

A


Marty

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Reply 2 on: Jul 24, 2018
Thanks for the timely response, appreciate it

xiaomengxian

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Reply 3 on: Yesterday
Gracias!

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