Open Center Pvp With Pprv - Danfoss PVG-EX 32 Technical Information

Technical Information
PVG-EX 32 Proportional Valve Group
PVP Inlet Modules

Open Center PVP with PPRV

16 | © Danfoss | June 2019
The Open Center PVP inlet with integrated pilot pressure reduction valve (PPRV) is intended for use with
fixed displacement pumps in applications, where a valve group with electro-hydraulically or hydraulically
controlled work sections is desired (PVE or PVH/PVHC).
The Open Center PVP with PPRV features:
•
Integrated LS pressure relief valve
•
Threaded ports for P/T/LS and M measuring gauge
•
Integrated pilot pressure reducing valve (PPRV) for PVE or PVH/PVHC
•
Optional T0 facility and external T0 port
•
Optional external pilot pressure port (Pp)
All modules can be manually activated with the PVM actuation.
Open center PVP with PPRV schematic
LS M
T
P
Technical specification for PVP
Max. P-port continuous Max. P-port intermittent
350 [5076 psi] 400 bar [5800 psi]
Technical specification
Parameter
Fluid temperature
Fluid viscosity
Fluid cleanliness
Operating temperature
Pp
Max. T-port static/
dynamic
25/40 bar [365/580 psi]
Minimum Recommended range
-30°C [-22°F] 30 to 60°C [86 to 140°F]
2
4 mm /s [39 SUS] 12 to 75 mm
23/19/16 (according to ISO 4406)
Ambient: -30 to 60°C [-22 to 140°F]
Max. rated flow
140 l/min [37 US gal/min]
Maximum
90° [194°F]
2 2
/s [65 to 347 SUS] 460 mm /s [2128 SUS]
BC290860493426en-000103