Table Of Contents - Danfoss PVG 100 Technical Information

Proportional valve group

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Technical information (68 pages)

Service and parts manual (44 pages)

Service manual (44 pages)

Table Of Contents

Table of Contents

Technical Information

PVG 100 Proportional Valve Group

Contents

Technical characteristics

Hydraulic systems

Danfoss | May 2018

Acronyms.............................................................................................................................................................................................6

General................................................................................................................................................................................................. 7

PVG 100 standard oil flow direction/max flow setting..................................................................................................7

PVG 100 valve system................................................................................................................................................................7

General features PVG 100, load independent flow control......................................................................................... 7

PVP - pump side module ......................................................................................................................................................... 8

PVB - basic module.................................................................................................................................................................... 8

Actuation module....................................................................................................................................................................... 8

Remote control units ................................................................................................................................................................ 9

PVG 100 with open center PVPF...............................................................................................................................................10

PVG 100 with closed center PVPV / PVPVP / PVPVM......................................................................................................... 11

PVG 100 closed center priority steering PVPVP module ........................................................................................... 12

PVG 100 closed center PVPVM module ........................................................................................................................... 12

PVG 100 basic modules PVB.......................................................................................................................................................12

PVG 100 tank modules ................................................................................................................................................................ 13

Load sensing controls...................................................................................................................................................................14

LS control with bleed orifice (do not use with PVG valves).......................................................................................14

Integral PC function................................................................................................................................................................. 14

Load sensing system characteristics:.................................................................................................................................14

Remote pressure compensated controls.............................................................................................................................. 15

Remote pressure compensated system characteristics:............................................................................................ 15

PVG 100 main spool with pressure compensated control..............................................................................................15

Pressure compensated system characteristics.............................................................................................................. 16

Typical applications for pressure compensated systems..................................................................................... 16

Typical applications for remote pressure compensated systems:..........................................................................16

PVMR, friction detent....................................................................................................................................................................17

PVMF, mechanical float position lock.....................................................................................................................................17

PVBS, main mpools for flow control (standard).................................................................................................................. 17

PVBS, main spools for flow control (with linear characteristic)..................................................................................... 18

Building in safety............................................................................................................................................................................19

FMEA (Failure Mode and Effect Analysis) IEC EN 61508............................................................................................. 19

Hazard and risk analysis ISO 12100-1/14121.................................................................................................................. 19

Example of a control system for manlift................................................................................................................................20

Examples of wiring block diagram..................................................................................................................................... 21

Example of fault monitoring.................................................................................................................................................23

PVG 32 - Mainly used in system with fixed displacement pumps..........................................................................24

PVG 100 - Alternative LS dump or pilot supply disconnect..................................................................................... 24

PVG 120 - Pump disconnect/block for variable pumps............................................................................................. 24

PVG 100 technical data................................................................................................................................................................ 25

PVH, hydraulic actuation............................................................................................................................................................. 25

PVG 100 PVM operating force................................................................................................................................................... 26

PVG 100 PVE reaction time and oil consumption.............................................................................................................. 26

PVEO power supply and consumption.............................................................................................................................27

PVEA, PVEH and PVES..............................................................................................................................................................27

PVPF, pump side module............................................................................................................................................................ 28

Open center flow rating.............................................................................................................................................................. 28

Closed center flow rating............................................................................................................................................................ 28

PVG 100 pressure drop for PVB, basic module.................................................................................................................... 29

PVB with pressure compensation, closed center PVP...................................................................................................... 30

PVHC characteristic - Spool stroke vs current......................................................................................................................33

520L0720 | BC00000039en-US0502 | 3