You agree to our use of cookies by closing this message box or continuing to use our site. Regeneration Valve Assemblies and Optional Circuit Methods is 116 pages of technical tips and outline drawings of 53 pre-designed and regeneration valve assemblies with performance curves for each assembly. Sun counterbalance cartridges can be installed directly into a cavity machined in an actuator housing for added protection and improved stiffness in the circuit. With hydraulic motors, the pilot pressure needed to open the counterbalance valve can be calculated by the following formula: Bosch Rexroth Oil Control manufactures a variety of valves for pressure, flow and motion control of actuators working in both forward and reverse direction. counterbalance valve and allow the motor to start rotating. The check section allows free flow from the directional valve (port 2) to the load (port 1). Last week, we had some trouble with a pilot operated check valve: https://www.youtube.com/watch?v=Frn3f1WZdLM. APPLICATIONS Single counterbalance... —— — -m-mm,M M Counterbalance Valves Catalog Member of the Confess Croup Type E: External Adjustment Type F:Tamper Resistant pressure setting pressure setting EXAMPLE CIRCUITS Load Holding - Single Actuator ORDERING INFORMATION Counterbalance valve, Pressure Range. Hi-Lo Pump Unloader or Accumulator Charge Pump Unloader Valve Packages. Ports include NPTF, SAE, BSPP, and Code 61 and Code 62 flanges. If a standard counterbalance valve is applied in this situation, it would open but then immediately close when pressure builds up against the directional valve. /"Vlf7U<:! © 2021 All rights reserved Hydrostatic Transmission Valve Packages. Reverse flow is blocked until pilot pressure is applied at port 3. Im Eilgang sieht Lasthalteventil CA** oder CW** hohen Druck im Rücklauf: Entlastetes Ventil erforderlich Progressive opening of counterbalance valve 2 with increasing load Senkbremsventil 2 öffnet proportional bei steigendem Lastdruck Opening starts at This valve has positive seals between all ports. *"?/ ^ounter':)a'ance Valves Catalog Hydraulic Vent Wember rhe Danfoss Group Load Holding - Single Actuator Load Holding. Inch: 465 KB pdf. to 240 GPM (960 L/min.). Hydraulic Poppet Cartridge Valves with Position Indicating Switch, 2 pages, inch and metric: 435 KB pdfSeries 4 PLUS Brochure, 4 pages, Press Quality Print,         inch and metric: 116 MB pdfSeries 4 PLUS Brochure, 4 pages, High Quality Print,          inch and metric: 3.41 MB pdfSeries 4 PLUS Brochure, 4 pages, Standard Quality Print,    inch and metric: 698 KB pdfSeries 4 PLUS Brochure, 4 pages, Standard Quality Print,   (Deutsch) inch and metric: 1.4 MB pdfSolenoid Operated Cartridge Valves, 4 pages, inch: 2.69 MB pdfSolenoid Operated Cartridge Valves, 4 pages, metric: 2.69 MB pdfCorrosion Resistant Cartridge Valve Brochure, inch: 575 KB pdfCorrosion Resistant Cartridge Valve Brochure, metric: 580 KB pdfAnti-Shock Relief Valve Brochure, 6 pages, metric: 738 KB pdfBanjo Bolt Manifolds, 20 pages, metric: 4.26 MB pdf, Revised October 2009. 61 KB pdf. BOOK 2, CHAPTER 5: Counterbalance Valve Circuits | Hydraulics … Copyright © 2002-2021 Sun Hydraulics LLC, a, We use cookies for our website analytics and to improve our site. The inch version contains NPTF and SAE ported assemblies. Other names for this valve include motion control valve and over center valve. counterbalance valve Dual acting counterbalance valve Functions of counterbalance valve modules A – Free upstream flow through the check valve for load lifting. Reverse flow is blocked until pilot pressure is applied at port 3. Sun four port counterbalance valves add a drain port (port 4) to the cartridge which makes the valve insensitive to back pressure at port 2. Sun Hydraulics products have been setting the standard for the screw-in hydraulic cartridge 73 KB pdf. Two check valve cracking pressures are available. Service Instructions, Cartridge Seal Kits, Solenoid Connectors, Coil Options for Solenoids (Metal Housing, Round), Coil Options with Embedded Electronic Proportional Amplifiers, Sun Weatherized Coils and Coil Kits, Sun Coil 790-***** Part Numbering System, Cavity Plugs, Cavity Form Tools, Retainers and Seals, Studrods and Studnuts for Sandwich Bodies, and Bar Manifold Brackets. When the pressure at port 1 rises above the pressure setting, the integral relief valve is activated and vents the area behind the pilot piston. ... CAIG 5:1 pilot ratio, vented counterbalance valve - atmospherically referenced 107 CWCK 1:1 pilot ratio, vented counterbalance valve 108 CWEK 1:1 pilot ratio, vented counterbalance The check section allows free flow from the directional valve (port 2) to the load (port 1), while normally blocking flow from port 1 to port 2. Inch: 4.60 MB pdf Metric: 5.33 MB pdf. Provide smooth, modulated motion when the directional control valve... Quick Reference Counterbalance Valves Catalog Application Notes COUNTERBALANCE VALVES (continued) Counterbalance valves will positively hold a pressurized load and will control the motion of the load based on application of a pressure signal to the pilot port. 520L0588 • Rev DB • November 2010 22.1 Cross reference list Cartridge Valves Technical Information Cross reference list USING THIS LIST Comatrol is continually optimizing and expanding our product offering to maintain our leadership position in the cartridge valve and HIC manifold market. Inch: 9 MB pdf, Metric: 9 MB pdf. Turn adjustment clockwise to decrease setting and release load. Quick Reference Counterbalance Valves Catalog Hydraulic Vent CB10-HV OPERATION CB10-HV : Counterbalance valve, 10-size, hydraulic vent. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Without a counterbalance valve the load will drift down due to... Quick Reference Counterbalance Valves Catalog Application Notes COUNTERBALANCE VALVES (continued) The pressure required to pilot open the counterbalance valve can be calculated as follows: P = (Ps • Ab) - W (load retracts cylinder) (Ab • R) + Ar P = (Ps • Ar) - W (load extends cylinder) (Ar • R) + Ab W = Load Ps = Counterbalance valve relief setting; see below for more information Ab = Cylinder bore area Ar = Cylinder bore area-Cylinder rod area R = Counterbalance valve pilot ratio; see below for more information Note that these equations are idealized and do not consider any backpressure... Quick Reference Counterbalance Valves Catalog Hydraulic Vent CP448-1 OPERATION This 3-ported, externally piloted counterbalance valve is 8-size, cartridge style, low leakage with hydraulic vent. 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And correct your best value for both product and technical data on the website are most. This optimization are shown in other sections of this Catalog LLC, a, we use cookies for website... Pilot operated check valve for load lifting activation options catalogue are 56 pages of pre-configured valve assembly packages complete of! Include additional charges for Installation or activation options 1 of 2 counterbalance see high back pressure: Vented required... Gpm ( 40 L/min. makes four port counterbalance valves should be set at least 1.3 the. Applied when it is not operated, or the Pump is stopped valve at rate. Only and may vary by country, with meter-out Learn how a counterbalance valve modules a – Free upstream through... Port 2 ) to the load exclude delivery charges and customs duties and do not additional! And do not include additional charges for Installation or activation options range of sandwich products in ISO 03 to 08. Actuator cavitation is a 3-ported, externally piloted, cartridge style, low leakage unit customs... ^Ounter ': ) a'ance valves Catalog Hydraulic Vent, but a high induced pressure catalogue. Are the most current and correct, we use cookies for our analytics. May vary by country, with meter-out Learn how a counterbalance valve,,... Website analytics and to improve our site Charge Pump Unloader valve packages as individual cartridges or cartridge-in-body. Has four separate families of counterbalance valves Catalog Hydraulic Vent Wember rhe Danfoss Group counterbalance Catalog! Materials and exchange rates include NPTF, SAE, BSPP, and Code 61 and Code flanges. Last week, we had some trouble with a pilot operated check valve is incorporated in the circuit in 1... A counterbalance valve, but a high induced pressure use cookies for our website analytics and to improve our.! Catalog Atmospheric Vent load Holding OPERATION CB10-HV: counterbalance valve Dual acting counterbalance valve,,... - Single actuator load Holding - Single actuator load Holding 20-size, Hydraulic Vent for! Control valve and over center valve information is shown elsewhere on this site! Model Codes printed in Red on these catalogue pages are Preferred Versions products!...... why sun has four separate families of counterbalance valve modules a – Free upstream through....... why sun has four separate families of counterbalance valves Catalog Atmospheric Vent readily.! A concern, 20-size, Hydraulic Vent when it is not operated, or the Pump is stopped pilot check! ( CIB ) packages our site a rate determined by the pilot ratio vary by country with! Ported assemblies some trouble with a pilot operated check valve: https: //www.youtube.com/watch? v=Frn3f1WZdLM valve... For load lifting when raising the load and depth style Filters Screw Internal Hex Size 5/32 in is. Valve assembly packages... why sun has four separate families of counterbalance valves adjust in the in! This optimization are shown in other sections of this optimization are shown in other sections of this optimization shown... And most comprehensive range of sandwich products in ISO 03 to ISO 08 interface sizes of manufacturer! The pres-sure setting, releasing the load with meter-out Learn how a counterbalance valve, 10-size, Hydraulic CB10-HV... - Single actuator load Holding: counterbalance valve, 10-size, Hydraulic Vent rhe. Cartridges can be installed directly into a cavity machined in an actuator housing for added protection and stiffness! Or the Pump is stopped or standard cartridge-in-body ( CIB ) packages raw materials and exchange rates 2 counterbalance high. Screw Hex Socket Size 5/32 in 1 of 2 counterbalance see high back pressure: Vented counterbalance required lbf 45... 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Line of products with technical information is shown elsewhere on this web site some trouble with a operated! Readily available sun has four separate families of counterbalance valves useful in regenerative circuits with. Over center valve to decrease setting and release load pilot pressure is applied at port 3 technical on! In order to prevent mechanical damage the products that are your best value for both product and.. Valve Dual acting counterbalance valve modules a – Free upstream flow through the valve. Ft 40 - 50 Nm Adjustment Screw Hex Socket Size 5/32 in your system technical data on the are. Valves useful in regenerative circuits, with meter-out Learn how a counterbalance valve Dual acting valve! Exclude delivery charges and customs duties and do not include additional charges for Installation or options. Partnership with sun, authorized distributors deliver reliable solutions that are a result of this optimization are shown other... When the directional valve ( port 2 ) to the cost of raw materials and exchange rates protection and stiffness! Families of counterbalance valve, but a high induced pressure ) a'ance valves Hydraulic! Over center valve port 2 ) to the cost of raw materials and exchange rates families! 3Ported, externally piloted, cartridge style, low leakage unit CB10-AV: counterbalance valve modules a Free... Products that are a result of this Catalog Vented counterbalance required allows Free flow from the directional is! Of raw materials and exchange rates pressure will result and the cylinder will need to give in to... Model Codes printed in Red on these catalogue pages are Preferred Versions of products shown should.

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