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Model Selection – RSD Series

Enter your specific system conditions and select the right tower, print custom submittals, and more.


  • System Water Flow (Gallons per Minute):
    Water Flow Range must be between 5.8 and 3500 gallon per minute
  • Desired Inlet Water Temperature (Water entering the Tower):
    Inlet Water Temperature cannot exceed 115 Degrees Fahrenheit
  • Desired Outlet Water Temperature (Water leaving the Tower):
    Temperature range must be between 5 and 25 Degrees Fahrenheit
  • Design Wet-Bulb Temperature:
    Minimum approach temperature 5°F (Outlet Temp-Wet Bulb)
  • System Load in BTU's per Hour:
     
  • Desired Inlet Water Temperature (Water entering the Tower):
    Inlet Water Temperature cannot exceed 115 Degrees Fahrenheit
  • Desired Outlet Water Temperature (Water leaving the Tower):
    Temperature range must be between 5 and 25 Degrees Fahrenheit
  • Design Wet-Bulb Temperature:
    Minimum approach temperature 6°F (Outlet Temp-Wet Bulb)


Applications for RSD Models



TYPE OF EQUIPMENT BTU GPM COOLING RANGE (F)
Air Conditioning or Refrigeration Per Ton Per Ton  
Hermetic/Semi-hermetic compressor
Open drive compressor (external motor)
Steam turbine driven compressor
Absorption chillier
15,000/hr
12,000/hr
30,000/hr
30,000/hr
1.5-3
3-3.6
2-3
3-4
10-20
10-12
20-30
15-20
Diesel Engine Jacket Water & Lube Oil
Four-cycle supercharged
Four-cycle non supercharged
2,600/hr
3,000/hr
0.26
0.30
20
20
Natural Gas Engine Jacket Water & Lube Oil Per/BHP Per/BHP  
Four-cycle engine
Two-cycle engine
4,500/hr
4,500/hr
0.45
0.45
20
20
Electric Motor Driven Air Compressors Per/BHP Per/BHP  
Single stage
Single stage, with aftercooler
Two stage, with intercooler
380/hr
2,545/hr
1,530/hr
0.076
0.51
0.31
10
10
10
Plastic Injection Machines Refer to the Hydraulic load demand
Hydraulic Oil Coolers
Welding Tip Coolers
Dry Cleaning Machines
2,545/hr/bhp
84/min(avg.)
5,000 btu/lb cap.
.51/bhp
1
3 gpm/ton
10
10
10.00


Calculating Values



Load in btu/hr = (range x gpm) x 500
Cooling Range = (btu load / gpm) / 500
GPM = (btu load / range)/500
Cooling Range = (inlet to tower - desired outlet)
BHP = Brake Horse Power
GPM = Gallons per Minute
500 = 8.33 lb /gal x 60 minutes
1 Ton = 15,000 btu/hr


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