Sanhua SHF Serie Manual Del Usuario

Sanhua©2017 All rights reserved. Subject to change without notice.
4-WAY REVERSING VALVE SERIES SHF
INSTRUCTIONS
SHF series four-way reversing valves are applicable for heat
pump systems to switch between cooling mode and heating
mode by changing the flow path of refrigerant. Sanhua
reversing valves cover a wide application range suitable for
capacities from 1 ton to 120 tons and refrigerants such as R-22,
R-134a, R-404A, R-407C, R-410A and R-507C.
GENERAL SPECIFICATIONS
Applicable to fluids and refrigerants of GROUP 2 according to Directive 97/23/CE
(29 May 1997) or GROUP A1 according to ANSI-ASHRAE 34-2010.
Temperature Range:
Maximum Operating Pressure:
INSTALLATION INSTRUCTIONS:
1 ATTENTION: Don't connect power
supply to the electrical coil when it
is not mounted into the valve
1a. Don't use with voltage which does not
1b. ATTENTION: Coil gets hot
3 COOLING CYCLE: 4-way valve must be
installed in the refrigerating circuit as
shown in the picture.
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Sanhua©2017 All rights reserved. Subject to change without notice.
-22°F to +275°F*
650 psi
4-WAY REVERSING VALVE SERIES SHF
match that on the coil label.
(approximately 195°F) while energized
d
a c
b
D
Compressor
E C
S
Indoor Outdoor
Unit Unit
Throttling element
*Dependent on model used.
Clear dust or foreign material from inside of
2
piping, using a clean rag. Keep pipes dry to avoid
moisture into the valve. It is suggested to install
an 80 to 100 mesh strainer at the valve inlet
d
a c
b
D
Compressor
E C
S
Indoor Outdoor
Unit Unit
Throttling element
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