Trane RTAF SE Series - Page 33

RLC-SVX19A-E4
33
Evaporator Waterside
Tubes with Turbulators option:
Table 10 – Leaving water temperature cutout & glycol mass percent recommended for RTAF chillers with Turbulators
Table 11 – Leaving water temperature cutout & glycol mass percent recommended for RTAF chillers with Turbulators
Ethylene Glycol
Unit type SE Units HE/XE/HSE Units
dT
evaporator
coolant (K)
23456782345678
LWT
(°C)
LWTC
(°C)
%wt
Glycol
%wt
Glycol
%wt
Glycol
%wt
Glycol
%wt
Glycol
%wt
Glycol
%wt
Glycol
%wt
Glycol
%wt
Glycol
%wt
Glycol
%wt
Glycol
%wt
Glycol
%wt
Glycol
%wt
Glycol
4 1.2-333344-333344
2 -0.8 - 8 8 9 9 10 11 - 8 8 9 9 10 11
0 -2.8 - 13 13 14 15 15 16 - 13 13 14 15 15 16
-2 -4.8 17 18 19 19 19 20 - 18 18 19 19 19 20 -
-4 -6.8 21 22 22 24 23 24 - 21 22 23 23 23 24 -
-5 -7.8 23 24 24 25 25 - - 23 24 24 25 25 - -
-6 -8.8 25 26 26 27 27 - - 25 26 26 27 27 - -
-7 -9.8 27 27 28 28 29 - - 27 27 28 28 29 - -
-8 -10.8 28 29 29 30 31 - - 28 29 29 30 31 - -
-9 -11.8 30 30 31 32 - - - 30 30 31 32 - - -
-10 -12.8 31 32 33 34 - - - 31 32 33 34 - - -
-11 -13.8 33 33 35 - - - - 33 33 35 36 - - -
-12 -14.8 34 35 - - - - - 34 35 - - - - -
Monopropylene Glycol
Unit type RTAF Units
dT
evaporator
coolant (K)
2345 6 78
LWT (°C) LWTC (°C) %wt Glycol %wt Glycol %wt Glycol %wt Glycol %wt Glycol %wt Glycol %wt Glycol
4 1.2 - 3 3 3 4 4 6
2 -0.8 - 9 10 11 12 13 13
0 -2.8 - 16 17 18 18 19 -
-2 -4.8 20 22 22 23 24 25 -
-4 -6.8 25 26 27 28 30 - -
-5 -7.8 27 28 29 31 - - -
-6 -8.8 29 30 32 - - - -
-7 -9.8 31 32 - - - - -
-8 -10.8 33 34 - - - - -