产品详情

332.jpg    ·Model ERF/FRFW thermal expansion valves are used to adjust the liquid refrigerant supply volume to the evaporator and they are suitable to various refrigerants and different charging condition. It meets the requirements of the cold storage facility, ice maker and dehumidifier as well as the refrigeration and air conditioning requirements under varied evaporation temperature.


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Selection of Model (Common Refrigerants):


RefrigerantModelPressure BalanceThread(Connection Size)Nominal Refrigerating Capacity
InletOutletOutside Balanced EndTkWkcal/h
metricinchmetricinchmetricinch
R22ERF22-Φ1.0Inner Equilibrium(flare)M16X1.53/8 SAEM18X1.51/2 SAE————1.03.53024
ERF22-Φ1.51.65.64840
ERF22-Φ2.02.07.06048
ERF22-Φ2.52.58.87560
ERF22-Φ3.03.010.59072
ERF22-Φ4.05.017.615120
ERF22-Φ5.0M22X1.55/8 SAE6.021.018144
ERF22-Φ6.05.017.67.526.022680
ERF22-Φ7.0M22X1.55/8 SAEM22X1.55/8 SAE8.529.925704
ERF22-Φ8.012.042.236288
ERF22-Φ9.015.052.745360
R134aERF22-Φ1.0M16X1.53/8 SAEM18X1.51/2 SAE————0.51.751510
ERF22-Φ1.50.72.52116
ERF22-Φ2.01.55.24500
ERF22-Φ2.51.65.64838
ERF22-Φ3.02.07.06048
ERF22-Φ4.03.010.59072
ERF22-Φ5.0M22X1.55/8 SAE5.017.615120
ERF22-Φ7.0M22X1.55/8 SAEM22X1.55/8 SAE6.522.919656
ERF22-Φ9.011.038.733264
R22ERF22-Φ1.0Outer Equilibrium(flare)
3/8 SAE
1/2 SAE
1/4 SAE1.03.53024
ERF22-Φ1.51.65.64840
ERF22-Φ2.02.07.06048
ERF22-Φ2.52.58.87560
ERF22-Φ3.03.010.59072
ERF22-Φ4.05.017.615120
ERF22-Φ5.01/2 SAE
5/8 SAE6.021.018144
ERF22-Φ6.07.526.522680
ERF22-Φ7.05/8 SAE
5/8 SAE8.529.925704
ERF22-Φ8.012.042.236288
ERF22-Φ9.015.052.745360
R134aERF22-Φ1.03/8 SAE
1/2 SAE0.51.751510
ERF22-Φ1.50.72.52116
ERF22-Φ2.01.55.24500
ERF22-Φ2.51.65.64838
ERF22-Φ3.02.07.06048
ERF22-Φ4.03.010.59072
ERF22-Φ5.01/2 SAE
5/8 SAE5.017.615120
ERF22-Φ7.05/8 SAE
5/8 SAE6.522.919656
ERF22-Φ9.011.038.733264



·Working Condition of Nominal Refrigerating Capacity: Evaporation Temperature te = + 5℃; Condensation Temperature tK = +40℃; Degree of Superheat 2℃



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Applicable Refrigerants:R22、R134a
Applicable Medium Temperature:-40℃~+10℃
Norminal Capacity:3.5KW~158KW
Adjustable Range of Superheat:2℃~8℃
Ex-Works Static Heat Adjustment3.5℃
Outer Equilibrium End Leakage:≤75ml/min
Maximum Working Pressure:2.0MPa
Maximum Testing Pressure:3.0MPa



·Model ERF (ERFW) and FRF expansion valves have two types of connection: Flare and ODF.
·Model ERF (ERFW) and FRF expansion valves capillary standard 1.5 m, (φ10~ 13 is 3m ) and special length is available to meet customer requirement.

Contact Email hongsen6@zjhsjx.com Contact Us 0575-87696107 Contact address: Refrigeration Industrial Park, Diankou Town, Zhuji City, Zhejiang Province Fax 0575-87698985

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