Page 36 - Parker - Check Valves

Catalog HY15-3502/US Pilot Piston Style Dual P.O. Check Valve
Technical Information Series CDP103 / CDPH103

CV
General Description
Pilot Piston Style Dual Pilot Operated Cylinder A Cylinder B
Check Valve. For additional
Check
Valves
SH information see Technical Tips CV1 CV2
on pages CV1-CV4.

Valves
Shuttle
Features
LM Valve A Valve B
• Spherical poppet for low leakage
• “D”-Ring eliminates back-up rings
• Optional sealed pilot piston
Load/Motor
Controls
FC
Pilot Piston Body
Cylinder Port A Cylinder Port B
Flow
Controls
PC

Specifications
Pressure
Controls
LE Maximum Flow 56 LPM (15 GPM)
Maximum Inlet 210 Bar (3000 PSI) - CDP103
Pressure 350 Bar (5000 PSI) - CDPH103
Valve Port A Valve Port B
Elements
Logic
CVH103P
DC Leakage Across 2 drops/min. (.13 cc/min.) Ø10.3 (Ø.41) Check Valve
Check Mounting Hole (2 Places) (Typ. 2 Places)
150 SSU (32 cSt)
Controls
Directional
Leakage Across 312 cc/min
MV Pilot Piston 0.3 LPM (.08 GPM)
(No Seals)
Performance Curve
Pilot Ratio 4:1 Pressure Drop vs. Flow (Through cartridge only)
Manual
Valves
SV Pilot Piston No Seal - 717917 PSI Bar Hydraulic Oil 150 SSU @ 100°F (32 cSt)
100 6.9
Part Numbers Nitrile Seal - 717917N
Fluorocarbon Seal - 717917V
80 5.5
Solenoid
Valves
Cartridge Material All parts steel. All operating parts P) Piloted Open
PV hardened steel. 60 4.1
Pressure Drop ( Free Flow
Body Material Aluminum - CDP103
Steel - CDPH103 40 2.8
Proportional
Valves
CE Operating Temp. -45°C to +93.3°C (“D”-Ring)
20 1.4
Range (Ambient) (-50°F to +200°F)
-31.7°C to +121.1°C (Fluorocarbon)
(-25°F to +250°F) 0
LPM 7.6 15 23 30 38 45 53 61
Coils &
Electronics
0
BC Filtration ISO code 16/13, GPM 2 4 6 8 10 12 14 16
Flow (Q)
SAE Class 4 or better
Fluids Mineral-based or synthetic with
Bodies &
Cavities
lubricating properties at viscosities
TD of 45 to 2000 SSU (6 to 420 cSt)
Approx. Weight
Technical
Data
CV35 Parker Hannifin Corporation
Hydraulic Cartridge Systems