PDA

View Full Version : superheat


Shajan John
26-08-2014, 06:22 PM
can anybody tell what is the normal suction superheat of R134a gas in central air conditioning system..???
frank
26-08-2014, 08:25 PM
3K useful superheat and 3K non useful = 6K
Shajan John
29-08-2014, 08:26 PM
frank.... i dnt understand
jdunc2301
30-08-2014, 07:18 PM
5-10k rule of thumb
nike123
30-08-2014, 09:15 PM
frank.... i dnt understand

3K usefull is at evaporator outlet
3k unusefull is at suction line from evaporator to compressor
moideen
31-08-2014, 08:31 AM
frank.... i dnt understand

for undestanding useful and nonuseful superheat, go to this link

http://www.refrigeration-engineer.com/forums/showthread.php?1124-useful-amp-non-useful-Superheat