25
5.4 Internal (Fluid) Volume – Fluid Coolers
FLUID COOLER
MODEL
VOLUME
(GALLONS)
FLUID COOL-
ER MODEL
VOLUME
(GALLONS)
GHFC-21 2.5 GHFC-130 13.0
GHFC-25 3.4 GHFC-141 16.3
GHFC-32 4.2 GHFC-155 16.2
GHFC-39 3.3 GHFC-176 20.3
GHFC-53 4.9 GHFC-200 24.6
GHFC-60 6.6 GHFC-215 19.6
GHFC-74 7.4 GHFC-264 26.0
GHFC-84 9.8 GHFC-281 32.6
GHFC-99 12.3 GHFC-310 32.4
GHFC-106 9.8 GHFC-352 40.6
5.5 Internal (Fluid) Volume – Copper Piping
PIPE DIAMETER
(INCHES O.D.)
VOLUME/100 FEET
(GALLONS)
5/8 1.2
3/4 1.8
7/8 2.5
1-1/8 4.3
1-5/8 9.2
2-1/8 16.1
2-5/8 24.8
3-1/8 35.4
4-1/8 62.2
5.6 Freezing Point of Aqueous Solutions
ETHYLENE GLYCOL
percent by VOLUME
FREEZING POINT
DEGREES F
PROPYLENE GLYCOL
percent by VOLUME
FREEZING POINT
DEGREES F
0 32 0 32
10 24 10 27
20 15 20 18
30 4 30 8
40 -13 40 6
50 -33 50 -26