Quote Originally Posted by Rajkumar View Post
Ranzer, I think you got my point. I am having trouble with Dx type Brazed Economiser (Alfa Laval Alfa Nova) System. Compressor is working at (-)42 deg C. I have Bit low load approx (60%) but i am driving the compressor at full load using the VFD. I am not getting the proper return on compressor economiser port. The Economiser liquid feed assembly is having a TX Valve.

Do any one know what i should do to get the constant load.
It is not clear for me. Why do you run compressor at 100% when load is 60%? What do you mean by not getting proper return on compressor economizer port?