Quote Originally Posted by markettech View Post
SH at the pump is not application driven (it doesn't matter whether medium or low temp).

To prevent the possibility of liquid floodback to the compressor, you never want to see the SH below 20F.

Likewise, to prevent a pump from seeing an early grave by forcing it to operate outside of its design envelope, you never want to see the SH above 40F.

So there's your range......between 20F and 40F at the pump.
Do those numbers pertain to a certain style pump?