Sterlco S Series Central Chilling Stations - Manual (Page 12)

Page 12 of 77 SCW Series Central Chilling Stations
Figure 1
Typical Two-Circuit 60-195 Ton Water Cooled Chiller
SCWW-xxx
Model
60 75 90 100
Cooling Capacity (tons) @ 50°F LWT c 60.4 74.9 88.8 102.2
Capacity stages Infinite Unloading
EER (BTUH/W) 15.2 15.1 15.7 15.5
Evaporator d 145 180 213 245
Nominal water flow (gpm)
Condensers e 181 225 266 307
Condenser connection (no manifold) Flange Conn. (in.) 2.5 3
Evaporator manifold connection Victaulic 3 4
Amp draw, nameplate
(460/3/60 V)
f
Water-cooled 112 130 138 170
Height 85 74
Width 100 115 Dimensions (in.)
Depth 45 72
Shipping weight (lbs) 3,266 3,512 4,336 4,982
Max operating weight (lbs.) 3,468 3,754 4,594 5,246
c Based on 50ºF (10ºC) chilled water supply temperature and 85ºF (29ºC) tower water.
d Based on 2.4 gpm per ton (9.1 lpm per 3.517 kW).
e Based on availability of 85ºF (29ºC) tower water at 25 psi (172.4 kPa/1.7 bars) minimum.
f Multiply 460/3/60 amperage by 2.0 for 208-230/3/60 amperages; multiply by 1.2 for 380/3/60 amperages; multiply by 0.8 for
575/3/60 amperages