Danfoss PVG 120 Service Manual page 9

Service Manual
Safety in application
PVG 120 Proportional Valve Group
Electrical block diagram for the above illustration
W
Warning
It is the responsibility of the equipment manufacturer that the control system incorporated in the
machine is declared as being in conformity with the relevant machine directives.
PVG 32 – mainly used in system with fixed displacement pumps:
•
PVSK, commonly used in crane application - full flow dump
•
PVPX, LS dump to tank
PVG 100 – alternative LS dump or pilot supply disconnect:
•
PVPP, pilot oil supply shut off
•
External cartridge valve connecting LS pressure or main pressure to tank
PVG 120 – pump disconnect / block for variable pumps:
•
PVPE, full flow dump for the PVG 120
•
External cartridge valve connecting LS pressure to tank
520L0247 • Rev JA • May 2014 9