Page 1: Table Of Contents
Operating and mounting manual EPVF-R (translation) Operating and mounting manual automatic blow off valve electro-pneumatic-valve EPVF-R Contents General Remarks Valve data Application Danger Notices Safety terms Safety notice Qualified staff Unauthorized modification and spare part production Unauthorized operation Safety information for the use in explosion-prone areas guideline 2014/34/EU...
Page 2: General Remarks
Operating and mounting manual EPVF-R (translation) 1.0 General Remarks This operating manual includes instructions to assemble and operate the valve in the prescribed and safe way. Additionally and accordance with the solenoid drive of the control valve (805), the relevant manufacturer`s operating instructions must be taken into consideration.
Page 3: Application
Notice instructions on type plate of control valve. Application The electro-pneumatic-valves EPVF-R are used for the throughput of a medium without control energy and for the discharge of a medium. If used in other cases, the operator must carefully check if construction/design of valve, accessories and materials are suitable for the new application.
Page 4: Safety Notice
Operating and mounting manual EPVF-R (translation) Safety notice Non observance of safety instructions can lead to loss of any claim for damages. Non observance can lead to the following mentioned dangers: • Failure of important functions of the valve/plant •...
Page 5: Safety Information Regarding Guideline 2014/68/Eu Attachment I
Operating and mounting manual EPVF-R (translation) 2.7 Safety information regarding guideline 2014/68/EU attachment I Danger! UNI valves are not an accessory with a safety function as defined in the PED 2014/68 / EU Article 2 (4) and Article 4 (1) (d) by category IV Use or classify! 3.0 Handling...
Page 6: Function
Operating and mounting manual EPVF-R (translation) Function When opening the 3/2 way control valve (805) the control medium flows via the connection 3 → 2 above the drive piston (217). The control medium pushes the drive piston (217) against the pressure spring (503) and closed- via the valve spindle (205)- the valve disk (200) that is pressure impinged.
Page 7: Marking
Operating and mounting manual EPVF-R (translation) Marking The type sign on the pneumatic drive has the following information: • Fabricator • Valve type, nominal width, pressure and temperature indication, fitting position • Year of construction/ production no. • CE-sign and no. of relevant location •...
Page 8: Operation
Operating and mounting manual EPVF-R (translation) The valve can be installed with vertical or horizontal pneumatic drive. The solenoid drive of the control valve should preferrably be installed with vertical drive. The control air must be connected at connection 3. We recommend an air filter in front of the control valve. Mesh size 40 µm.
Page 9: Troubleshooting
Operating and mounting manual EPVF-R (translation) 7.0 Troubleshooting Detection of defects DANGER! Be sure to observe the safety instructions during troubleshooting. If the malfunctions cannot be remedied using the following “Troubleshooting plan (7.2)” please contact the manufacturer. In the event of faults in the function or operating behaviour of the valve, check whether the installation work was carried out and completed as described in this operating manual.
Page 10: Dismantling Of The Valve
Operating and mounting manual EPVF-R (translation) 8.0 Dismantling of the Valve In addition to the general installation guidelines and the operation safety order, the following points must also be observed: DANGER! • Depressurised pipework system • Cooled medium • Emptied installation •...
Page 11 Operating and mounting manual EPVF-R (translation) Loosen cylinder screw (910/1) with Nordlock washer (948/2) and remove spacer (110). Take valve disk complete (200) with expansion bellows complete (504), distance ring (509) and distort protection (227) out of valve chamber (100).
Page 12: Warranty
Operating and mounting manual EPVF-R (translation) 9.0 Warranty Scope and period of the warranty is specified in the edition of the “General Terms of Business of the UNI-Geräte E. Mangelmann Elektrotechnische Fabrik GmbH” valid at the time of delivery or else in the purchase agreement.
Page 13: Drawing
Operating and mounting manual EPVF-R (translation) 11.0 Drawing 11.1 Fig.1 Flange design 10/40-4-EPVF…N.R… = Spare part kit X = option limit switch mounting .._______________________________________________________________________________________________________ 220.100.220-09 Seite 13 /22 Ausgabe 03/2025 TM 6147...
Page 14 Operating and mounting manual EPVF-R (translation) Flange design 15-4-EPVF 30NÜ.R.Bn… Fig.2 205/2 600/2 901/5 212/2 914/1 914/2 900/5 905/2 404/2 403/3 1204/2 108/5 600/1 403/1 901/3 905/5 404/1 503/2 1204/1 205/1 403/2 943/2 900/3 900/4 905/4 108/4 403/1 905/6 108/3...
Page 15 Operating and mounting manual EPVF-R (translation) Flange design 50-4-EPVF 5NÜ.R… Fig.3 = Spare part kit X = option limit switch mounting .._______________________________________________________________________________________________________ 220.100.220-09 Seite 15 /22 Ausgabe 03/2025 TM 6147...
Page 16 Operating and mounting manual EPVF-R (translation) Flange design 55-4-EPVF 5NÜ.R… Fig.4 910/2 108/1 Anschluss Steuerventil 403/3 Connection control valve 901/2 948/2 208# 216# 403/2 403/1 948/2 108/2 902/2* 949* 943* 901/1 910/1 948/1 504* 507* 402/2 912* 402/1 902/1* 950*...
Page 17 Operating and mounting manual EPVF-R (translation) Thread design 15-4-EPVF 7R.(Ü)… Fig.5 503/1 910/2 905/2 901/1 905/3 403/2 403/1 403/3 108/1 205/2 404/1 905/2 902/1 943/2 910/1 905/1 402/2 402/1 943/1 205/1 402/1 116.002.548 _______________________________________________________________________________________________________ 220.100.220-09 Seite 17 /22 Ausgabe 03/2025...
Page 18 Operating and mounting manual EPVF-R (translation) 11.2 Projection Fig.1 10/40-4-EPVF…N.R…. Fig.2 15-4-EPVF 30NÜ.R.Bn.. 50-4-EPVF 5NÜ.R…. Fig.3 11.3 Steuerventil Abb.1 10/40-4-EPVF…N.R…. _______________________________________________________________________________________________________ 220.100.220-09 Seite 18 /22 Ausgabe 03/2025 TM 6147...
Page 19: Control Valve
Operating and mounting manual EPVF-R (translation) 55-4-EPVF 5N.Ü.R…. Fig.4  G1/4 15-4-EPVF …R.(Ü)… Fig.5  11.3 Control valve G1/4 Connection 1 = Ventilation Connection 2 = Drive G3/4 Connection 3 = Control air _______________________________________________________________________________________________________ 220.100.220-09 Seite 19 /22 Ausgabe 03/2025...
Page 20: List Of Parts
Operating and mounting manual EPVF-R (translation) 11.4 List of parts _______________________________________________________________________________________________________ 220.100.220-09 Seite 20 /22 Ausgabe 03/2025 TM 6147...
Page 21 Operating and mounting manual EPVF-R (translation) _______________________________________________________________________________________________________ 220.100.220-09 Seite 21 /22 Ausgabe 03/2025 TM 6147...
Page 22 Operating and mounting manual EPVF-R (translation) Spare parts Type Fig. Spare parts 10/40-4-EPVF…N.R… Fig.1 Spare part kit 50-4-EPVF…N.Ü.R… Fig.3 Spare part kit 55-4-EPVF…N.Ü.R… Fig.4 Spare part kit Dimension Flange design Series DN / Class ANSI ØC 2“ 10-4-EPVF…N.R.. 3“ 15-4-EPVF…N.Ü.R.Bn..

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