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PVB, basic modules oil flow characteristics.......................................................................................................................... 36
Pressure-compensated PVB, open center PVP ..............................................................................................................37
PVB without pressure compensation, open center PVP.............................................................................................38
PVB without pressure compensation, closed center PVP.......................................................................................... 39
PVLP, shock and PVLA, suction valves...............................................................................................................................41
Pressure build-up for pressure controlled spools.........................................................................................................41
Pressure control spool flow characteristics.......................................................................................................................... 41
Examples of how to use the characteristics for pressure control spools...................................................................42
Characteristics for float position main spools..................................................................................................................... 43
Hydraulic systems
Manually actuated PVG 32 – fixed displ. pump.................................................................................................................. 45
Electrically actuated PVG 32 – variable displ. pump......................................................................................................... 46
Other operating conditions
Oil.........................................................................................................................................................................................................47
Particle content, degree of contamination...........................................................................................................................47
Filtration............................................................................................................................................................................................ 47
Dimensions
PVM, control lever positions...................................................................................................................................................... 50
Surface treatment.......................................................................................................................................................................... 51
Modules symbols, description and code numbers
PVP, pump side modules.............................................................................................................................................................52
PVB, basic modules........................................................................................................................................................................54
PVLA, suction valve (fitted in PVB)........................................................................................................................................... 56
PVLP, shock and suction valve (fitted in PVB)......................................................................................................................56
PVM, mechanical actuation........................................................................................................................................................57
PVH, hydraulic actuation.............................................................................................................................................................58
PVS, end plate..................................................................................................................................................................................58
PVAS, assembly kit.........................................................................................................................................................................58
PVPX, electrical LS unloaded valve..........................................................................................................................................58
PVPC, plug for external pilot oil supply..................................................................................................................................59
Module selection chart
Standard FC spools........................................................................................................................................................................60
Standard FC spools, hydraulic actuation...............................................................................................................................61
FC spools for mechanical float position, PVMF................................................................................................................... 61
FC spools for friction detent, PVMR.........................................................................................................................................62
FC spools with linear flow characteristic .............................................................................................................................. 62
Standard PC spools .......................................................................................................................................................................63
Standard PC spools, hydraulic actuation...............................................................................................................................64
PVB, basic valves.............................................................................................................................................................................65
PVP, pump side module.............................................................................................................................................................. 66
PVE, electrical actuation.............................................................................................................................................................. 68
Order specification
Standard and option assembly.................................................................................................................................................70
Reordering........................................................................................................................................................................................70
Pressure setting limits.................................................................................................................................................................. 70
PVG 32 specification sheet......................................................................................................................................................... 72
Technical Information
PVG 32 Proportional Valve Group
Contents
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Danfoss | August 2017
520L0344 | BC00000038en-US0802
Содержание PVG 32
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