Basic Definitions:

• Range: Water Temp in - Water Temp out.

• Approach: Wet Bulb Temp - Water Temp out.

• Heat Rejection Capacity (BTU): = GPM x Temp Diff. x 500.

• Cooling Tower Ton: = Heat Rejection Capacity / 15,000.

• Nominal Capacity Rating: 95 - 85 / 78 Wb.

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