Name: Danfoss PVG 32
Brand: Danfoss
Rating: 4 (1 reviews)

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General description

Features of PVG 32...........................................................................................................................................................................5

PVG modules .....................................................................................................................................................................................5

PVP, pump side modules..........................................................................................................................................................5

PVB, basic modules.....................................................................................................................................................................5

Actuation modules.....................................................................................................................................................................6

Remote control units ......................................................................................................................................................................6

PVG 32 with open center PVP......................................................................................................................................................7

PVG 32 with closed center PVP....................................................................................................................................................8

PVG 32 sectional view.....................................................................................................................................................................9

Load sensing for variable displacement pump supply.......................................................................................................9

Safety in application

Control system example..............................................................................................................................................................12

Examples of wiring block diagram.....................................................................................................................................14

Function

Load sensing controls...................................................................................................................................................................16

LS control with bleed orifice (do not use with PVG valves).......................................................................................16

Integral PC function.................................................................................................................................................................16

Load sensing system characteristics:.................................................................................................................................16

Remote pressure compensated controls.............................................................................................................................. 16

Remote pressure compensated system characteristics:............................................................................................ 17

Typical applications for remote pressure compensated systems:..........................................................................17

PVG 32 main spool with pressure compensated control................................................................................................ 17

Pressure compensated system characteristics.............................................................................................................. 18

Typical applications for pressure compensated systems...........................................................................................18

PVPC adapter for external pilot oil supply............................................................................................................................18

PVPC with check valve for open center PVP...................................................................................................................18

PVPC without check valve for open or closed center PVP.........................................................................................19

PVMR, friction detent....................................................................................................................................................................21

PVMF, mechanical float position lock.....................................................................................................................................21

PVBS, main spools for flow control (standard).................................................................................................................... 21

PVBS, main spools for flow control (linear characteristic)...............................................................................................21

PVBS, main spools for pressure control................................................................................................................................. 22

Background.................................................................................................................................................................................22

Principle....................................................................................................................................................................................... 22

Application..................................................................................................................................................................................23

Sizing.............................................................................................................................................................................................23

Limitation.................................................................................................................................................................................... 24

PVPX, electrical LS unloading valve.........................................................................................................................................24

PVG 32 technical data

PVH, hydraulic actuation.............................................................................................................................................................26

PVM, mechanical actuation........................................................................................................................................................26

PVE, electrical actuation.............................................................................................................................................................. 26

PVPX, electrical LS unloading valve.........................................................................................................................................29

Electrical actuation

Electrical control of PVG.............................................................................................................................................................. 30

Closed loop control.......................................................................................................................................................................31

PVEO................................................................................................................................................................................................... 32

PVEM...................................................................................................................................................................................................32

PVEA, PVEH, PVES, PVEU..............................................................................................................................................................33

PVEP....................................................................................................................................................................................................33

PVED-CC and PVED-CX.................................................................................................................................................................33

PVHC...................................................................................................................................................................................................34

Technical characteristics

General...............................................................................................................................................................................................36

PVP, pump side module.............................................................................................................................................................. 36