Video shows how to use EES for an ideal reefer cycle. Point 1 compressor inlet, a saturated vapor at T = 30 F, 2 is compressor exit T2 = 200 F, s1 = s2,
P3 = condenser exit P3 = P2, a saturated liquid. 4 is throttling exit, so h3 = h4. Throttle down to T1.