Steam Requirements - Raytheon UY75 Installation And Maintenance Manual

Steam Requirements

WARNING
Never touch internal or external steam
pipes, connections, or components. These
surfaces can be extremely hot and will
cause severe burns. The steam must be
turned off and the pipe, connections, and
components allowed to cool before the pipe
can be touched.
Install piping in accordance with approved
commercial steam practices. Steam
requirements are shown in the table below.
Steam Supply Information
Steam inlet connection size,
in/mm
Number of steam inlets
Recommended pressure, psi/bar
Maximum pressure, psi/bar
Recommended Boiler Sizes
Model
UY 75
UY 160
UY 230
F232048
SW014
1/2 NPT / 13
1
50 / 3.4
80 / 5.4
Bhp kW
0.8 7.8
1.5 14.7
2.25 22.0
Indirect Steam Heating/Water Cooling
Option
For machines equipped with optional indirect
steam heating/water cooling, an additional
cold water supply line must be provided for the
1/2" NPT (13 mm) cooling inlet. See the table
below for more information about the indirect
steam heating/water cooling option.
Indirect Steam Option
Condensate return/cooling water
drain connection size, in/mm
Number of condensate return/cool-
ing water drains
Cooling water connection size,
in/mm
Number of cooling water inlets
The condensate return/cooling water drains
should either drain through an elbow and pipe
into a floor drain or directly into a closed drain
system.
Installation
1/2 NPT /
13
2
1/2 NPT /
13
1
2–25