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Description
TheRB4700andRB4700Disapilot-operatedregulatorwithanintegratedoptionalsafetyshut-off
deviceThebalancedcompensationsystemensuresconstantoutletpressurewhentheupstreampres-
surevariesThisregulatorhasaveryhighoperatingperformance
Applications
Itisdesignedforuseinindustrialanddistributionapplications:suchasgassupplynetworks,districtsta-
tions,heatingplantsandindustries
Itcanalsobeusedforallinstallationswithcontinuousconsumptionandrapidvariationsofflow-rate
Theaccuratepressurecontrolandfastresponseoftheregulatorareensuredbytheperfectoperating
performanceofthepilot
Technical features
(CE-conform,DVGW-approval*seeleaflet)
·
Inletpressure
Pu:
(Pd+05bar)-192bar/25bar
·
Outletpressure
Pd:
5mbar-13bar
·
Accuracyclass
5-20mbar:
AC20/SG50
20-50mbar:
AC10/SG30
50-200mbar:
AC5/SG10
02-13bar:
AC25/SG10
AG30-AG1
·
Temperaturerange
-20°Cto+60°C
·
Ambienttemperature -30°Cto+60°C
·
Acceptablegases
Naturalgas,towngas,propane,butane,
air,nitrogenoranynon-corrosivegas
·
Installation
Horizontalorvertical
·
Safetydevices
Optionalbuilt-in,safetyshut-offvalve:
Over-pressureshut-off(OPSO)
andlow-pressureshut-off(LPSO)
·
Available
Valvepositionindicator
Silentversion/noisereduction
Connections
·
Sizes
DN25,DN40,DN50,DN80,DN100
·
Bodylengths
AccordingtoEN334
·
Flanges
Steel:
PN16,PN20(ANSI150),PN25,ANSI300*
Castiron:
PN16,PN20(ANSI150)
*withexceptionofDN40