OMC RD10 Installation, Operation And Maintenance Manual Download Page 13

Installa on, Use and Maintenance RD10‐RA10‐en Rev.08/2018 

Page 13   

OMC S.p.A:  Via G. Galilei, 18 - 20060 - Cassina de Pecchi (MI) - ITALY - www.omcvalves.com - Tel.: (+39) 02.95.28.468                                                         

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ENGLISH

 

9.0 PLATES 

9.01 VALVE IDENTIFICATION PLATE

 

All OMC valves are provided with an identifiction plate for the identification unique of the valve. 

LEGEND 

NUMBER 

TEXT 

DESCRIPTION 

Mod. 

Reducer model 

 

Nominal diameter and nominal pressure of the valve 

P.Max. 

Maximum input pressure 

Trim 

Material of seat/plug 

Serial 

Valve serial number 

Maximum and minimum allowed temperatures of the process fluid  

Fluid 

Process fluid 

Kv 

Outflow coefficent of the valve 

Yr: 

Year of manufacture 

10 

Fluid Direction 

Direction of the process fluid’s flow 

9.02 ACTUATOR IDENTIFICATION PLATE

 



4 5 



10 

9.03 “EC” PLATE PURSUANT TO DIRECTIVE 2014/68/EU

 

If planned (see paragraph 8.0) the valve is provided with an “EC” plate containing the following data 

 

LEGEND 

NUMBER  

TEXT 

DESCRIPTION 

11 

Diaph 

Material of the actuator’s diaphragm 

12 

Range 

Actuator’s scale range 

13 

Serial 

Actuator serial number 

11 
12 
13 

LEGEND 

TEXT 

DESCRIPTION 

CE 

It indicates the conformity to all manufacturer’s obligations  

Module: A 

Procedure of conformity validation 

DIRECTIVE 
2014/68/EU 

European directive concerning pressurized equipment 2014/68/EU 

Summary of Contents for RD10

Page 1: ...assina de Pecchi MI ITALY www omcvalves com Tel 39 02 95 28 468 Our products are manufactured under ISO 9001 Quality Assurance System approved by CSQ certified under nr 9190 OMC2 FIRST ISSUE 1994 08 0...

Page 2: ...1 12 HANDLING 1 13 FREEZING 1 14 OTHER RISKS 1 15 DISPOSAL 1 16 RISK OF CORROSION AND OR EROSION 2 0 INSTALLATION 2 01 INSTALLATION OF THE VALVE ON THE PIPE 2 02 PRESSURE PIPE 2 03 PRESSURE GAUGES 2 0...

Page 3: ...means if required 1 03 LIGHTING Ensure a lighting which is suitable to the required type of work 1 04 HAZARDOUS FLUIDS IN THE PIPE Take account of the content of the pipe or anything it may have previ...

Page 4: ...upervised by some skilled trained and competent personnel 1 12 HANDLING Use suitable lifting means for the handling of the products by assessing all the risks concerning the lifting the environment lo...

Page 5: ...wly open the 7 shut off valve upstream to prevent any possible water hammer 2 01 INSTALLATION OF THE VALVE ON THE PIPE To ensure a uniform load and a uniform alignment the flange bolts must be gradual...

Page 6: ...Pic A and Pic C and or ropes Pic B and Pic D Fig A Fig C Fig B Fig D ATTENTION The reducer balancing bellows Pic 8 Pos 15 and the actuator s diaphragm Pic 6 Pos 9 are subjected to wear Do not install...

Page 7: ...ate in its lowest position The required downstream pressure must be calibrated in zero flow rate conditions or in normal operating conditions according to the requirements of the application and by ta...

Page 8: ...ate 1 Pic 3 so as to fully unload the spring The pipe 4 Pic 1 and 2 of the downstream sensing line must be detached from the actuator ATTENTION The balancing bellows provided inside the reducer Pic 8...

Page 9: ...fully unload the calibration spring by acting on the ring nut 1 Pic 3 close the downstream shut off valve Pic 1 and 2 Pos 7 wait until the whole pressure reducer reaches the ambient temperature loose...

Page 10: ...from the reducer as described in chapter 4 03 fully decompress the spring 10 by acting on the ring nut 1 Pic 7 remove the ring nut 4 and remove the pin 11 remove in sequence the ring nut 12 the spring...

Page 11: ...eplace it Chap 4 03 Sensing line pipe Pic 1 pos 4 obstructed Disassemble the pipe and clear it Actuator diaphragm Pic 6 pos 9 damaged Replace Chap 4 04 Plug or seat damaged Replace Chap 4 05 Bellows g...

Page 12: ...e depends on the combination of the materials of which it is made up 8 0 REFERENCES OF THE EUROPEAN DIRECTIVE FOR PRESSURE EQUIPMENT 2014 68 EU VALVE BODY OF THE REDUCER RD10 PN16 PN25 PN40 CATEGORY F...

Page 13: ...plug 5 Serial Valve serial number 6 T Maximum and minimum allowed temperatures of the process fluid 7 Fluid Process fluid 8 Kv Outflow coefficent of the valve 9 Yr Year of manufacture 10 Fluid Directi...

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