Emerson EZH and EZHSO Series Pressure Reducing Regulators Manual de instrucciones

Europe, Middle East, and Africa Document OnlyTypes EZH and EZHSOInstruction ManualNTAEZH0811November 2008 - Rev. 06www.fisherregulators.comTypes EZH a

Europe, Middle East, and Africa Document OnlyTypes EZH and EZHSO10 Figure 11. Type EZHSO DN 25/50/80 (Spring-to-Open Version) Operational SchematicF

Europe, Middle East, and Africa Document OnlyTypes EZH and EZHSO11Figure 12. Type EZHSO DN 100 (Spring-to-Open Version) Operational SchematicInlet pr

Europe, Middle East, and Africa Document OnlyTypes EZH and EZHSO12Figure 13. Upstream Wide-Open Monitoring System Operational Schematic for DN 25, 50

Europe, Middle East, and Africa Document OnlyTypes EZH and EZHSO13Figure 14. Working Monitoring System Operational Schematic with Two EZH (Spring-to-

Europe, Middle East, and Africa Document OnlyTypes EZH and EZHSO14Connect the actuator to the impulse plug keeping a minimum distance of 4 x D to a st

Europe, Middle East, and Africa Document OnlyTypes EZH and EZHSO15Wide-Open Monitor Regulator1. Follow the procedures in the All Installations sectio

Europe, Middle East, and Africa Document OnlyTypes EZH and EZHSO16For a single regulator, set the pilot to the desired outlet (control) pressure accor

Europe, Middle East, and Africa Document OnlyTypes EZH and EZHSO17MAINTENANCEFor both Types EZH and EZHSO DN 100, never remove or disconnect the check

Europe, Middle East, and Africa Document OnlyTypes EZH and EZHSO183. Remove the O-ring (key 75). Inspect for damage or wear, and replace if necessar

Europe, Middle East, and Africa Document OnlyTypes EZH and EZHSO19Intermediate Flange O-ring Maintenance for Types EZH and EZHSO (DN 25, 50, and 80)1.

Europe, Middle East, and Africa Document OnlyTypes EZH and EZHSO2INTRODUCTIONScope of ManualThis manual provides installation, startup, maintenance, a

Europe, Middle East, and Africa Document OnlyTypes EZH and EZHSO20Type EZHSO Actuator Maintenance1. Make a mark on the upper actuator casing (key 11)

Europe, Middle East, and Africa Document OnlyTypes EZH and EZHSO218. Lubricate O-ring (key 34) and replace into the body.9. Place seat ring (key 2)

Europe, Middle East, and Africa Document OnlyTypes EZH and EZHSO2213. Screw the smart screws (key 68) — already on the sleeve — to x the diaphragm/

Europe, Middle East, and Africa Document OnlyTypes EZH and EZHSO23Upper Case Maintenance1. Disconnect pilot and remove it from the line.2. Loosen lo

Europe, Middle East, and Africa Document OnlyTypes EZH and EZHSO24Starting positions:• Inlet valve à Open• Outlet valve à Open• Slam-shut valve

Europe, Middle East, and Africa Document OnlyTypes EZH and EZHSO25KEY DESCRIPTION QUANTITY DN 25 DN 50 DN 80 DN 100STANDARD SPARE PARTS (Figures 16, 1

Europe, Middle East, and Africa Document OnlyTypes EZH and EZHSO26PARTS LISTType EZH (Figures 16, 17, 18, and 19) Key Description 1 Body 2 Seat

Europe, Middle East, and Africa Document OnlyTypes EZH and EZHSO27R102Figure 16. Type EZH Main Valve Assembly (DN 25, 50, and 80) 31HRéduction0Réduct

Europe, Middle East, and Africa Document OnlyTypes EZH and EZHSO28Figure 17. Type EZH Main Valve Assembly (DN 100)R1038888910116465637826121348888993

Europe, Middle East, and Africa Document OnlyTypes EZH and EZHSO29Figure 18. Type EZHSO Main Valve Assembly (DN 25, 50, and 80)1391921401421431411451

Europe, Middle East, and Africa Document OnlyTypes EZH and EZHSO3TYPEOUTLET PRESSURE ADJUSTMENT RANGES (bar)AC (ACCURACY CLASS) PILOT CONTROL SPRING I

Europe, Middle East, and Africa Document OnlyTypes EZH and EZHSO30Figure 19. Type EZHSO Main Valve Assembly (DN 100)TRAVEL INDICATOR DETAIL

Europe, Middle East, and Africa Document OnlyTypes EZH and EZHSO31515557504946545648535247BMS46Figure 20. Type EZH OS2 (Slam-Shut Version)R123654321F

Europe, Middle East, and Africa Document OnlyTypes EZH and EZHSO32Figure 22. Type EZH Silencer Detail161234

Europe, Middle East, and Africa Document OnlyTypes EZH and EZHSO33Figure 23. Types PRX/120 and PRX/125 PilotsTYPE PRX/120 OR PRX/125TYPE PRX/120 OR P

Europe, Middle East, and Africa Document OnlyTypes EZH and EZHSO34Type PRX Pilot (Figure 23) Key Description 1 Adjusting screw 2 Locknut 3 Cap

Europe, Middle East, and Africa Document OnlyTypes EZH and EZHSO35Figure 25. Type RPE Pilot HeaterFigure 26. Check Valve160159

Europe, Middle East, and Africa Document OnlyTypes EZH and EZHSOThe Emerson logo is a trademark and service mark of Emerson Electric Co. All other ma

Europe, Middle East, and Africa Document OnlyTypes EZH and EZHSO4Table 4. Failure Mode AnalysisPART NAMEFAILURE (WORST CASE)CAUSE OF FAILUREEFFECT

Europe, Middle East, and Africa Document OnlyTypes EZH and EZHSO50062(Gaz Naturel)28320 Gallardon-FranceREGULATEUR/REGULATORIVGROUPE1N°sérieserialDate

Europe, Middle East, and Africa Document OnlyTypes EZH and EZHSO6R113aDIMENSIONS AND WEIGHTSR112aTable 6b. Dimensions — Types EZH OS2 and EZHSO OS2R1

Europe, Middle East, and Africa Document OnlyTypes EZH and EZHSO7ABECIHJECKBAIHIndicator coverremoval clearanceEJIHBCKAIndicator cover removal clearan

Europe, Middle East, and Africa Document OnlyTypes EZH and EZHSO8DESCRIPTIONThe Types EZH and EZHSO regulators consist of:• Version without Integral

Europe, Middle East, and Africa Document OnlyTypes EZH and EZHSO9Figure 10. Type EZH-OS2 DN 100 (Spring-to-Close Version) Operational SchematicTYPE P