Trane HUV - Page 12

12 UV-PRC001-EN
Steam Auxiliary Coils
Steam Auxiliary Coils
(DK and FK)
The steam auxiliary heating coil is
a 1-row design, tube-in-tube dis-
tributing coil. Supply and return
connections are on the opposite
end from the main coil. The con-
nections are terminated with a 1-
inch female pipe connection.
The modulating piping valve (op-
tion) is shipped loose and field in-
stalled.
Face and bypass in not available
when ordering a auxiliary steam
coil option because of physical
size requirements. See Figure 15
for auxiliary steam coil header
sizing.
Table 10: Auxiliary steam coil data
Coil
Description
Coil
Type
Unit
Size
Fins per
inch FPI
Rows
Heating
(Aux.)
Face
&
Bypass
CW-Main
Steam
(preheat)
Aux. Coil
DK
075,125 11
1 Not
Available
100 12
150-200 14
DX-Main
Steam
(preheat)
Aux. Coil
FK
075,125
11
1
Not
Available
100 12
150-200 14
Figure 15: Auxiliary steam coil header sizing. (Right
hand configuration shown.)
Indicates air flow