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ETHYLENE GLYCOL CORRECTION TABLE
Lowest outlet water temperature
Suggested security limit Cooling
capacity coefficient
Power input coefficient
Flow rate coefficient
Pressure drop coefficient
°C 4 2 0 -2,8 -6 -10
°C 1 -1 -4 -6 -10 -14
- 0,99 0,985 0,981 0,977 0,974 0,971
- 1,04 1,05 1,07 1,08 1,09 1,11
- 1,11 1,17 1,23 1,31 1,39 1,47
In order to calculate performance with glycoled solutions multiply main sizes by respective coefficients.
GLYCOL PERCENTAGE DEPENDING ON FREEZINGTEMPERATURE
% glycol according to the freezing temperature
Freezing temperature 0°C -5°C -10°C -15°C -20°C -25°C
% Ethylene glycol
Flow rate coefficient
5% 12% 20% 28% 35% 40%
1,02 1,04 1,07 1,09 1,11 1,13
In order to calculate performance with glycoled solutions multiply main sizes by respective coefficients.
IMPORTANT:
An oversized water pump seal is required for operation with glycol >25%.
Contact your local Trane Sales Office for more information.
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