York YLAA0260HE - Heat Exchanger Flow, Gpm; Ethylene & Propylene Glycol Correction Factors; Table 3 - Ethylene & Propylene Glycol Correction Factors

JOHNSON CONTROLS
46
FORM 150.72-NM3 (1020)
ISSUE DATE 10/05/2020
SECTION 5 – TECHNICAL DATA
Note: Water Pressure Drop Curves may extend past the minimum and maximum water ow ranges.
HEAT EXCHANGER FLOW, GPM
TABLE 3 – ETHYLENE & PROPYLENE GLYCOL CORRECTION FACTORS
ETHYLENE GLYCOL
% WEIGHT
TONS
kW
COMPR
GPM°F/
TON
PRESS
DROP
FREEZE PT
10 0.985 0.997 24.1 1.034 26
20 0.981 0.996 24.9 1.062 16
30 0.974 0.995 26.1 1.096 5
40 0.966 0.991 27.5 1.134 -10
50 0.957 0.989 29.1 1.172 -32
PROPYLENE GLYCOL
% WEIGHT
TONS
kW
COMPR
GPM°F/
TON
PRESS
DROP
FREEZE PT
10 0.983 0.996 24.2 1.048 27
20 0.974 0.995 24.4 1.086 19
30 0.961 0.990 25.1 1.134 8
40 0.946 0.98 26.0 1.186 -5
50 0.928 0.984 27.2 1.247 -25
CURVE MODEL YLAA
A 240SE, 195HE, 220HE
B 320SE, 360SE, 260HE, 300HE
C 400SE, 435SE, 350HE, 455HE
D 485SE, 440HE
E 390HE, 515HE
1
10
10 0
10 00
1 10 10 0
P res su re D ro p (kP
a)
Wa ter Flow R ate (l/s )
Y L AA E vap o ra to r P ress u re D rop (S I U n its)
A
B
D
C
E