With three-phase compressors, a voltage imbalance of greater than ...

[faduma]

With three-phase compressors, a voltage imbalance of greater than ________ will cause the windings within a motor to generate heat beyond safe levels, leading to premature motor failure.
 
  A) 1 percent B) 2 percent C) 3 percent D) 4 percent

Question 2

In a direct expansion chiller, the chilled water is circulated:
 
  A) Over the outside of the chiller shell. B) Through the compressor water cooling jacket.
  C) Through the inside of the chiller tubes. D) Over the outside of the chiller tubes.

[perkiness]

Answer to Question 1

B

Answer to Question 2

D

[faduma]

Excellent

[nguyenhoanhat]

TYSM