Page 33 - Parker - Check Valves

Catalog HY15-3502/US Dual Pilot Operated Check Valve
Technical Information Series CPD084P

CV
General Description
Cartridge Style Dual Pilot Operated Check Valve. Check Valves
For additional information see Technical Tips on
pages CV1-CV4. SH

Features
• Hardened, precision ground parts for durability Free Flow Shuttle Valves
Outlet (4)
• Cost effective-replaces two cartridges LM
• Internal pilot position Free Flow
Inlet (3)
• Common cavity Load/Motor Controls
• All external parts zinc plated (1) (4)
Free Flow
Performance Curve Inlet (2) FC
Pressure Drop vs. Flow (Through cartridge only)
PSI Bar Hydraulic Oil 150 SSU @ 100°F (32 cSt) Flow Controls
500 35
Free Flow PC
P) 400 28 2 to 1 (2) (3) Outlet (1) Pressure Controls
Pressure Drop ( 300 21 3 to 4 Dimensions Millimeters (Inches) LE

200
14
100 6.9
54.6 7.0 Logic Elements
0 Ø 14.2 (2.15) (.27)
LPM 3.8 7.6 11.4 15.1 18.9
0 (.56) DC
GPM 1 2 3 4 5 (2) (3) (4)
Directional Controls
Flow (Q)
(1)
Specifications MV

Rated Flow 19 LPM (5 GPM) Ø 12.6
Ø 15.8 (.50) 3/4-16 UNF-2A Manual Valves
Maximum Inlet 207 Bar (3000 PSI) (.62) Thread 7/8" Hex.
Pressure 20 Nm (15 lb. ft.)
Torque SV
Leakage at 5 drops/min. (.33 cc/min.)
150 SSU (32 cSt) at 207 Bar (3000 PSI) Solenoid
Pilot Ratio 3:1 Ordering Information Valves
Cartridge Material All parts steel. All operating parts PV
hardened steel.
CPD084P
Operating Temp. -40°C to +93.3°C (Nitrile) Proportional
Body
08 Size
Range/Seals (-40°F to +200°F) Dual P.O. Seals Material Port Valves
Size
-31.7°C to +121.1°C (Fluorocarbon) Check Valve
(-25°F to +250°F) CE
Fluid Mineral-based or synthetic with
Compatibility/ lubricating properties at viscosities Code Seals / Kit No. Code Body Material Coils & Electronics
Viscosity of 45 to 2000 SSU (6 to 420 cSt) Omit Nitrile / (SK08-4N) Omit Steel
V Fluorocarbon / A Aluminum
Filtration ISO code 16/13, (SK08-4V) BC
SAE Class 4 or better
Approx. Weight .05 kg (.11 lbs.) Code Port Size Body Part No. Bodies & Cavities
Omit Cartridge Only
Cavity C08-4 4T SAE-4 (B08-4-*4T)
(See BC Section for more details) TD
6T SAE-6 (B08-4-*6T)
Form Tool Rougher NFT08-4R 6B 3/8″ BSPG (B08-4-*6B)
Finisher NFT08-4F * Add “A” for aluminum, omit for steel. Technical Data

CV32 Parker Hannifin Corporation
Hydraulic Cartridge Systems