Submittal Sheet

Data sheet Thermostatic expansion valves, type TUA/TUAE and TCAE
2 DKRCC.PD.AG0.A4.22 / 520H8945
Product type Diagram
File name R64-1881
Date I.S.2008.03.14
Danfoss oers the following standard range of
thermostatic charges:
Range N -40 − 50 °F
Range N -40 − 50 °F, MOP 60 °F
Range NM -40 − 25 °F, MOP 32 °F
Range B
1
) -75 − -15 °F
Range B
1
) -75 − -15 °F, MOP -4 °F
Range F
2
) -40 − 50 °F MAH
1
) TU valves for range B are not supplied for R134a.
2
) See page 24.
Connection sizes Inlet x outlet:
1
/
4
in. x
3
/
8
in.
1
/
4
in. x
1
/
2
in.
3
/
8
in. x
1
/
2
in.
1
/
2
in. x
5
/
8
in.
External equalization:
1
/
4
in.
Static superheat (SS) Valves without MOP
Electronic
thermostat
Thermostatic
expansion
valve
Solenoid
valve
Shut-o
ball valve
Sight glass
Shut-o
ball valve
Filter drier
Technical data
R134a, R22, R404A, R407A,
R407C, R407F, R410A:
9 °F
R507: 11 °F
Static superheat (SS) Valves F-Range
R134a, R22/R407C, R407A, R407F : 3 °F
R407C: 1.1 °F
R507: 5.4 °F
Static superheat (SS) Valves with MOP
R134a, R22, R404A, R407A,
R407C, R407F, R410A:
7 °F
R507: 9.5 °F
Capillary tube length: 59 inch.
Application example
Maximum bulb temperature: 212 °F
Maximum valve body temperature: 250 °F
Short-lived peak: 300 °F
Maximum working pressure
TUA/TUAE
MWP = 500 psig (R410A = 660 psig)
TCAE
MWP = 660 psig
Maximum test pressure
TUA/TUAE
p´= 540 psig (R410A = 725 psig)
TCAE
p´= 725 psig
Standard refrigerants
R22, R134a, R404A, R407A, R407C, R407F, R507
and R410A
Biow operation
With ow in the opposite direction, the rated
capacity is reduced by up to 15 %.
TUAE with orice 0 and 9, TCAE with orice 3, all
TUA and valves with MOP charges cannot be used
for biow operation.
TU and TC valves are continually evaluated for use
with newer refrigerants.
For further information, please contact Danfoss.