A normal operating range for the pressure in a deaerator is ___________ kPa. Power Engineering Chapter 66 A normal operating range for the pressure in a deaerator is ___________ kPa. a. 70 to 100 b. 30 to 50 c. 100 to 150 d. 10 to 25 e. 5 to 35 Answer: A Learn More : Share this Share on FacebookTweet on TwitterPlus on Google+