Water-Cooled Condensers - HTS

Table 33, Recommended Refrigerant Pipe SizesNOTE: Pressure drop is in equivalent degrees F.Horizontal or Downflow Discharge Line SizesNominal Conn.Recommended Discharge Line Size, inch, O.D.Unit, Circuit Circuit SizeUp to Up to Up to Up to Up toTons At Unit 50 Equiv.Ft 75 Equiv.Ft 100 Equiv.Ft. 125 Equiv.Ft. 150 Equiv.Ft.WGS 130, Both Line Size 2 5/8 2 5/8 2 5/8 2 5/8 2 5/865 2 5/8WGS 140, Cir #1Press Drop, F 0.55 0.82 1.10 1.37 1.64WGS 140, Cir #2Line Size 2 5/8 2 5/8 2 5/8 2 5/8 3 1/8WGS 160, Both 80 2 5/8Press Drop, F 0.80 1.21 1.61 2.01 1.04WGS 170, Cir #1WGS 170, Cir #2 Line Size 2 5/8 2 5/8 2 5/8 3 1/8 3 1/895 2 5/8WGS 190, BothPress Drop, F 1.08 1.62 2.16 1.17 1.40Recommended Vertical Upflow Discharge Line SizesRecommended Discharge Line Size,Nominal Connectioninch, O.D.Unit, Circuit Circuit Size, O.D.Up to Up to Up toTons at WGS Unit50 Equiv.Ft 75 Equiv.Ft 100 Equiv.Ft.WGS 130, Both Line Size 2 1/8 2 1/8 2 1/865 2 5/8WGS 140, Cir #1Press Drop – F 1.52 2.28 3.03WGS 140, Cir #2Line Size 2 5/8 2 5/8 2 5/8WGS 160, Both 80 2 5/8Press Drop – F 0.80 0.991.32WGS 170, Cir #1WGS 170, Cir #2 Line Size 2 5/8 2 5/8 2 5/895 2 5/8WGS 190, BothPress Drop – F 0.94 1.41 1.88Recommended Liquid Line SizeNominal Conn.Recommended Liquid Line Size, inch O.D.Unit, Circuit Circuit Size,Up to Up to Up to Up to Up toTons at Unit 50 Equiv.Ft 75 Equiv.Ft 100 Equiv.Ft. 125 Equiv.Ft. 150 Equiv.Ft.WGS 130, Both Line Size 1 3/8 1 3/8 1 3/8 1 3/8 1 3/865 1 3/8WGS 140, Cir #1Press Drop – F 0.76 1.14 1.52 1.89 2.27WGS 140, Cir #2WGS 160, BothLine Size 1 3/8 1 3/8 1 3/8 1 3/8 1 3/8WGS 170, Cir #1 80 1 3/8Press Drop – F 1.11 1.67 2.23 2.78 3.34WGS 170, Cir #2WGS190, BothRelief ValvesAll relief valves (including the oil sump) must be piped to the outside of the building in accordancewith ANSI/ASHRAE 15-2001. The 2001 standard has revised the calculation method compared toprevious issues.Table 34, Relief Valve CapacitiesCOMPONENTCAPACITYlbs of AIR/ minPRESSUREpsigOil Separator 54 350Suction line 17.3 200Condenser 54 350Catalog WGS-1 WGS 130A – 190A 49