DSF series 4-way reversing valve for HT & HP application is a special variant, which meets requirements of new refrigerants, and is suitable for application of all kinds of heat pump systems under more extreme conditions. It changes the flow path of refrigerants reliably by controlling the pilot valve to switch the mode between cooling and heating.
● Reliably instantaneous changeover under minimum pressure differential;
● Wide range of capacity and connection styles;
● Application spectrum has extended into systems under more extreme conditions;
● Available with special design configuration for systems of heating mode as main function;
● Built-in chip energy-saving coil on request.
Declaration/Certification according to PED, CE
● Applicable Refrigerants: R32, R404A, R407C, R410A, R290, R134a, R454B, R513A, R513B, R1234yf, R454A, R454C, R448A, R449A
● Relative Humidity: ≤95% R.H.
● Medium Temperature: -30°C~+150°C
● AmbientTemperature: -30°C~+55°C
● Max. Operating Pressure: 4.9 MPa
Click here to view all technical specifications and product data
Catalogue Certificates Installation instructions Design Input Sheet
Add: Jiefang Road 288, Diankou Industrial Area,
Zhuji City, Zhejiang Province, China
Postal Code: 310052
Switchboard: +86-(0)575-87655888
Email: dunanhj@dunan.cn
Add: Wilhelm-Leuschner-Straße 83,
60329, Frankfurt am Main, Germany
Tel: +49(0)6967866221
+49(0)6967808987
Email: info@dunaneurope.com
All rights reserved © Zhejiang DunAn Artificial Environment Co., Ltd.
