es v relief val ew pumps r sc r fo · 2015. 12. 14. · es fo r sc r ew pumps 04 10 quality...
TRANSCRIPT
Re
lie
f Va
lVe
sfo
R s
cR
ew
pu
mp
s
0410
Quality Products for Mechanical& Fluid Power
Relief and pressure controlled valves available from jbj Techniques are the natural complement to Screw Pumps.A wide range of flow and operating ranges available, two or three ways, also for direct mounting on pump also available, as describedin the following pages:
VMPI• Piloted pressure relief valve . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 2
VCP• Air piloted pressure control valve . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 5
EV3• 3 way valve with pressure limiting, air piloted . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 7
VVP• Two way safety valve . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 9
BVP• Pressure relief valve block – direct mounting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 10
Pressure Relief & Control Valves Types
1
Pressure Relief & Control Valves Pilot Operated VMPI Series
2
Standard performances for standard versions
Deliveryflow from30to10000l/min(from7,9to2640USGPM) Maximumpressure Seedimensionalchart* Kinematicviscosity from3to400cSt* Admissibletemperature from0to100°C(32to212°F) Recommendedfiltration 60micronmax,(notabrasivecontaminant)ISO440619/16–NAS10
*Foreverymodelstandardcharacteristicsseespecificcharts.Fordifferentvaluescontactjbj Techniques Limited technical office, telephone: 01737 767493 or email: [email protected]
095&155SeriesmadeinINOXSteel030,042&060SeriesmadeinCastIronG25Steel
PressurereliefvalveVMPI(pilot–operated)Forhydraulicoils,lubricatingoils,fuelandcoolinglubricantsoils.
3
Pressure Relief & Control Valves Pilot Operated VMPI Series
*Settingrangespecialversions:upto150barforVMPI030andVMPI042,100barforVMPI060.
095&155SeriesmadeinINOXSteel030,042&060SeriesmadeinCastIronG25Steel
PressurereliefvalveVMPI(pilot–operated)Forhydraulicoils,lubricatingoils,fuelandcoolinglubricantsoils.
Pressure settingSetting the pressure increases by turning the adjusting knob clockwise
Pressure Relief & Control Valves Pilot Operated VMPI Series
4
Deliveryflow(l/min)
N.B.:Graphicsaboverefertodischargelineswithoutcurvesandnegliblepressuredrop.
P in
crea
se o
f pre
ssur
e de
pend
ing
on o
w [b
ar]
Forhydraulicoils,lubricatingoils,fueloilsandcoolinglubricantsemulsions.
Control is via pneumatic circuit :•ON/OFFfunctionchangesfromfreedischargetoregulatedpressure•Maxpressureiscontrolledbysettingthepneumaticpressure(alsorefertopage7)•Pneumaticcontrol-settinggroupcanalsoberemotelymountedfromvalve(alsorefertopage7)(suggestedmax1mtube).
Standard version characteristics
Size VCP22 VCP32 Deliveryflow 120l/min 250l/min Maximumpressure 5-100bar 5-80bar Ratioregulatedpressure/airpressure 20/1(5barair=100barregulation) 10/1(8barair=80barregulation) Electrovalvespecs 24VDC(or48AC),duty100%,normallyopen(nosupply=valveindischarge),power2WDC,IP65,ActuatorportG1/8”. Fluidtemperature 0-60°C Ambient temperature 0 - 50 °C Weight 4.5Kg 5.0Kg
*Reducedpressurelimitsapplyduetofluidviscosityanddrivingspeed-Consulttheperformancechartsfortheindividualpumpsize.Fordifferentfunctionalcharacteristics,pleasecontactoursalesdepartment.
Pressure Relief & Control Valves Control Valve VCP Series
5
Pressure Relief & Control Valves Control Valve VCP Series Dimensions
6
Remotecontrol Onvalvecontrol
7
EV3: 3 way valve with pressure control
Forhydraulicoils,lubricatingoils,fueloilsandcoolinglubricantsemulsions.Control is with pneumatic circuit:•ON/OFFfunctionchangesfromfreedischargetoregulatedpressure•maxpressureiscontrolledsettingthepneumaticpressure•pneumaticcontrol-settinggroupcanbealsoremotemountedfrom-valve(suggestedmax1mtube).•option:proportionalcontrolvalvepressureandon-offfuctionscontrolledbyPLCorexternalcontrol
Standard version characteristics
Emulsionoilmin5%**ΔPIN-OUT1-1,5bar.-Fordifferentfunctionalcharacteristics,pleasecontactjbj Techniques Limited technical office, telephone: 01737 767493 or email: [email protected].
Pressure Relief & Control Valves EV3 Series 3-Way Valve
8
Pressure Relief & Control Valves EV3 Series Dimensions
R Q
R R
Q R
Plug
Option
OptionTransducerposition,on/off(option)
2-way,on/offwithoutpressurecontrol
Installation
9
VVP series valveForhydraulicoils,lubricatingoils,fueloilsandcoolinglubricantsemulsions.
Standard version characteristics
*Reducedpressurelimitsapplyduetofluidviscosityanddrivingspeed-ConsulttheperformancechartsfortheindividualpumpsizeFordifferentfunctionalcharacteristics,pleasecontactjbj Techniques Limited technical office, telephone: 01737 767493 or email: [email protected].
Pressure Relief & Control Valves VVP Series Valve
Cast ironvalve body
10
BVPA series relief block valve.
High pressure cooling and lubricating circuits for machine tools and deep hole drilling.Control is with pneumatic circuit:
Standard version characteristics
Fordifferentfunctionalcharacteristics,pleasecontactjbj Techniques Limited technical office, telephone: 01737 767493 or email: [email protected].
Pressure Relief & Control Valves BVPA Series Pressure Relief Block Valves
Installationexample
28 Trowers way Holmethorpe industrial estateRedhill surrey RH1 2lw. united Kingdom of Great Britain
telephone: +44(0)1737 767493 fax: +44(0)1737 772041 email: [email protected] website: www.jbj.co.uk