Page 36 - Parker - Load and Motor Control Valves
P. 36
Catalog HY15-3502/US Load Control Valve
Technical Information Series E6K020
CV
General Description
Threaded Cartridge Style Counterbalance Valve.
Pilot assisted, designed for motion control
Check
Valves
applications. For additional information see
SH
Technical Tips on pages LM1-LM4.
Features
Shuttle
• Spring chamber isolated from system backpressure by
Valves
LM
double seal, eliminating vent port leakage and need for
separate drain line
• Poppet construction for minimal leakage
• Suitable for remote pilot controlled boomlock applications
Load/Motor
Controls
FC as per ISO8463 (1) (3)
• Incorporates direct acting relief valve for overload
protection (3)
• Includes reverse check valve within body (2)
• Hardened working parts for maximum durability (2)
Controls
Flow
PC
• Adjustable and tamper resistant versions available
• All external parts zinc plated
(1)
Controls
Pressure
LE
Elements
Logic
DC Specifications Performance Curves
Relief & Pilot Performance 1 to 2
Rated Flow 20 LPM (5.3 GPM)
PSI Bar Hydraulic Oil 150 SSU @ 100°F (32 cSt)
5800 400
Pressure 100 - 350 Bar (1450 - 5075 PSI)
Controls
Directional
MV RELIEF
Sensitivity: 114 Bar (1650 PSI) 4350 300
Pressure/Turn
Pilot Ratio 15 : 1 Pressure Drop Bar, PSI 2900 200
Manual
Valves
SV
Cartridge Material All parts steel. All operating
parts hardened steel. 1450 100
PILOT PRESSURE WITH
100 BAR LOAD
Operating Temp. -40°C to +93.3°C (Nitrile)
Solenoid
Valves
PV Range/Seals (-40°F to +200°F) 0
-31.7°C to +121.1°C (Fluorocarbon) LPM 0 5 10 15 20
2.6
(-25°F to +250°F) GPM 1.3 Flow (Q) 4.0 5.3
Pressure Drop vs Flow
Fluid Mineral-based or synthetic with
Valves
Proportional
CE Compatibility/ lubricating properties at viscosities PSI Bar Hydraulic Oil 150 SSU @ 100°F (32 cSt)
Viscosity of 45 to 2000 SSU (6 to 420 cSt) 290 20
Filtration ISO Code 16/13, 218 15
SAE Class 4 or better
Coils &
Electronics
BC PressurDrop Bar, PSI 145 10
Approx. Weight 0.08 kg (0.18 lbs.) FREE FLOW
2 to 1
Cavity 53-1 73 5
(See BC Section for more details) PILOTED OPEN
Cavities
Bodies &
1 to 2
TD 0
LPM 5 10 15 20
0
GPM 1.3 2.6 4.0 5.3
Flow (Q)
Data
Technical
LM35 Parker Hannifin Corporation
Hydraulic Cartridge Systems