ATEX certified hermetic filter dryers, POLYHEDRA line

Hermetic filter dryers 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 and HFO/HFC blends (R1234ze, R1234yf, R448A, R449A, R450A, R452A, R452B, R454B, R513A)
• HC (R290, R600, R600a, R1270)

Maximum allowable pressure PS = 45 bar.

Allowable temperatures TS = -40 / +80 °C