Product Code
2028C/M10S03
PWM Expansion Valve
Product use
Accessories for use with the following ASHRAE 34:2019 refrigerants, Class A1:
HCFC (R22)
HFC (R134a, R404A, R407C, R410A, R507)
HFO (R1234ze)
HFO + HFC (R448A, R449A, R450A, R452A, R513A,
R515A, R515B)


These valves are only sold in the model without the coil (S suffix), with 9 nozzles assembled for an increasing output from 1 to 22 kW with R410A.
Product Details
Orifice type
03
Connections In Ø [in.]
-
Connections In Ø [mm]
10
Out Ø [in.]
-
Out Ø [mm]
12
Kv [m³/h]
0,023
PS [bar]
90
MWP [psi] (1)
1305
TS [°C] min. (2)
-80
TS [°C] max.
+60
Package pcs.
17
Notes where expressly stated
for rated capacities see table of the orifice assemblies
(1): according to UL approval
(2): UL -50°C