Quote Originally Posted by Gary View Post
Just the opposite. High load increases SCT and low load decreases SCT... and SCT above ambient (cond TD) should remain within the 11-19K range.
There will be relatively little change in subcooling as the liquid line temp will tend to rise and fall with the SCT and a TXV system stores sufficient surplus liquid refrigerant to compensate for variations in load without substantial changes in subcooling.