Product Code
9150N/R78
Orifice Assemblies
08x2028
Product use
Solenoid expansion valves with the “EX” suffix are compliant with the ESR of Directive 2014/34/EU – ATEX. This equipment is suitable for use on refrigeration systems located in areas classified as “Zone 2” risk of explosion, according to the definition in Annex I of Directive 1999/92/EC.
Accessories for use with the following ASHRAE 34:2019 refrigerants, Class A1, A2L, or A3:
HFC (R134A, R32, R404A, R407C, R410A, R507)
HFO (R1234YF, R1234ZE)
HFO + HFC (R448A, R449A, R450A, R452A, R452B, R454A,
R454B, R454C, R455A, R513A, R515A, R515B)
HC (R290, R600, R600A, R1270)


These valves are only sold in the model with the ATEX certified coil (A6 suffix), with 9 nozzles assembled for an increasing output from 2 to 36 kW with R290.
Product Details
Orifice type
08
Rated capacity (1) [kW] R134a
13,57
Rated capacity (1) [kW] R32
30,11
R404A
12,66
R507
12,66
R407C
17,77
R410A
20,75
R1234ze
10,66
R1234yf
10,00
R448A
16,91
R449A
16,60
R450A
11,91
R452A
13,11
R452B
23,40
R454A
17,12
R454B
23,64
R454C
14,62
R513A
11,51
R515A
10,25
R515B
10,21
R290
18,28
R600
11,60
R600a
12,00
R1270
20,46
Package pcs.
180
Notes where expressly stated
(1) Rated capacities are based on:
- Evaporating temperature Tevap = + 5 °C
- Condensing temperature Tcond = + 32 °C
- Refrigerant liquid temperature ahead of valve Tliq = + 28 °C