If placed before 3.00pm Monday - Thursday, all stock item orders will be dispatched on the same day for next day delivery. The cylinder is loaded with an overriding load, which requires the use of counterbalance valves to prevent the load from creeping when the directional valve is in the neutral position. If you’ve done all of this and you still have not received your refund yet, please contact us at sales@approvedhydraulics.co.uk. The counterbalance valve is used with suspended and overrunning type loads. £88.88 inc VAT. This product takes into account the ISO 8643 standard that is to say it holds the load if there is a hose break. Incorporating a pressure control valve called a counterbalance is a better way to control running-away loads. Addresses. Shipping costs are non-refundable. Double Overcenter Valves For Closed Center. SIGN UP AND SAVE ! These valves will reduce the power consumption, improve the life span of pumps and decrease the fluid temperature. Available with or without compensated function and with or without check valve. In order to prevent a loaded cylinder from drifting, a poppet-type valve must be used. Standard next working day courier delivery to UK mainland charges: Scottish Highlands - 1-2 Working Day Courier Delivery, Channel Islands - Standard next working day courier delivery, Isle Of Man - 2 Working Day Courier Delivery, Republic Of Ireland - 2 Working Day Courier Delivery. Product Code: HP-CBDL0230. "dimension8": "12497185", "id": "gr0000001075208", Steel body dual overcentre valve Pilot ratio 4.2:1 The inlet flow from the directional control valve connects to V1 and V2. Add to Basket. VBCD DE A - DOUBLE COUNTERBALANCE VALVE FOR OPEN CENTER – TYPE A. "variant": "pce", Double acting for travel drives and winch drives; Size 20 … 25; Nominal pressure 350 bar; Maximum pressure 420 bar; Direct attachment on Rexroth axial piston motors (A2FM / A2FE / A6VM / A6VE) Additional information . Quantity Shipment (Business Days) Data Sheet; Standard poppet type, differential area: R901096053: 045225035835000 VBSN-20A, 4:1, 140-350 bar: 10: 10: RE18320-05: R901096057: 045225105840000 VBSN-20A, 8:1, 140-420 bar: 10: 10: RE18320-05 . Check valves ; Pilot operated check valves ; Counterbalance valves ; Prev. "dimension8": "12497193", There are delays linked to post-Brexit border controls . The counterbalance valve prevents unintended motion of actuators/cylinders holding heavy loads. Adjust. "variant": "pce", "name": "banjo overcenter valve da vbcd/a de-flv 1/2"", Both counterbalance valves and pilot-operated check … We have endeavoured to provide the most acurate & honest costs possible. Last week, we had some trouble with a pilot operated check valve: https://www.youtube.com/watch?v=Frn3f1WZdLM. Today the name is Oil Control Bosch Rexroth. £74.07 exc VAT. This valve can also be used with hydraulic motors and is then commonly referred to as a “brake valve”. Counterbalance Valves - Oleoweb Counterbalance Valves - Hydraulic Single Counterbalance Valves - Double Counterbalance Valves - For In-Line Installation This is due to cross-piloting, load-induced pressure, and cylinder ratio. Double acting for travel drives and winch drives,Size,20,25,Nominal pressure,350 bar,5100 psi,Nominal pressure up to,350 bar,5100 psi,Maximum pressure,420 bar,6100 psi,Maximum pressure up,420 bar,6100 psi,Direct attachment on Rexroth axial piston motors (A2FM / A2FE / A6VM / A6VE) We will also notify you of the approval or rejection of your refund. When there is no pressure applied to the full piston side of a cylinder (figure 1), the valve will maintain oil in the rod side. "quantity": "", Counterbalance valves are used with cylinders to safely hold suspended loads and deal with over-running loads. If the ratio 3:1 => CVR=3. If you receive a refund, the cost of return shipping will be deducted from your refund. "price": "136.8", Due to the nature of our products, many of the items for sale on our website can only be delivered by pallet. Next Previous. In-line body mounting, in steel or aluminum material. "brand": "oleodinamica marchesini", Furthermore, it leads to: Avoidance of a hurrying ahead of the pulling consumer Versione -Version 01/092009 In order to constantly improve our products quality, we take the right to make changes to the catalogues at any time without notice. As the industry leader in counterbalance solutions, Sun Hydraulics offers more than 150 standard counterbalance models in a range of capacities, pilot ratios and configurations. Find your Double counterbalance valve at ERIKS. "quantity": "", This valve does not have positive seals on the pilot section and will pass up to 2 in³/min. "price": "130.4", Balancing valves OCGF is the reference in the field of hydraulic components, especially in the range of balancing valves. Double Counterbalance Valve Single Counterbalance Valve; Hydraulic Spare Parts; Hydraulic Ball Valve; CONTACT US +86-18761016003 [email protected] View More . } Learn how a counterbalance valve works! https://omtgroup.it/en/product/double-counterbalance-valves The counterbalance valve working principle states that the fluid will be trapped inside the spool under pressure until the pilot pressure overcomes the pre-set value. "variant": "pce", These valves were designed in the early thirties by Harry Vickers’ team, who developed them as spool type valves and hence were not found to be zero leak. CVR – Counterbalance Valve Ratio. "name": "banjo overcenter valve da vbcd/a de-flv 3/8"", UK's No.1 Manufacturers and Suppliersof Hydraulic Equipment and Components, £74.07 exc VAT £88.88 inc VAT, Next This valve can also be used with hydraulic motors and is then commonly called a brake valve. } Next contact your bank. "price": "164", See the catalogues In other words, the cylinder experiences an overriding load while extending. This product takes into account the ISO 8643 standard that is to say it holds the load if there is a hose break. Double effect overcentre valve. "dimension7": "1" Model No. } @1000 psi (32 cc/min. A relatively low pressure in the pilot section will switch the valve open, removing the back-pressure from the cylinder annulus side. DELIVERY INFORMATION FOR THE REPUBLIC OF IRELAND & NORTHERN IRELAND. Cavity: Flow: Pressure: VCB06-CN NCS06-3. "dimension7": "1" "category": "hydraulics/motion / load control valves/pr4026386266540102", "quantity": "", Exclusive email offers & Limited time discount specials. The diagram above shows the internal construction of counterbalance valves. Follow. Directional Valves and Remote Controls; Pumps & Motors; Compact Hydraulics; Electronic components & PHC systems; FAMILY RANGE. Parker counterbalance valves are screw-in type cartridge valves that control the pressure at an actuator controlling its motion. The best way to check the setting is to remove the valve from the circuit. }, {"addToCartPD":{ If you are approved, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 3-5 days of days. Add to Cart. When pressure flow passes from V1 to C1 it controls the actuator port. Dual counterbalance. "dimension7": "1" Send an Inquiry. B – Locking of reverse downstream flow when the directional valve is not operated, or the pump is stopped. "brand": "oleodinamica marchesini", Uses include controlling over-running loads in cylinders and motors. Choose from more than 500.000 articles and order right away. Data sheet Open all Close all. }, Banjo overcenter valve DA VBCD/A DE-FLV 3/8", Banjo overcenter valve DA VBCD/A DE-FLV 1/2". 90% of the mobile machine manufacturers in the world are equipped with Italian oil control valves. Not yet an ERIKS customer? It must also be in the original packaging. Load holding, load control and load safety are the three important counterbalance valve functions. Please do not send your purchase back to the manufacturer. A particular variation incorporates a series of check valves and is known as a 'motion control and lock valve'. Counterbalance Valve Series MHC-022 Catalog HY15-3502/US Parker Hannifin Corporation Hydraulic Cartridge Systems Check Valves Shuttle Valves Load/Motor Controls Flow Controls Pressure Controls Logic Elements Directional Controls Manual Valves Proportional Valves Coils & Electronics Technical Data SH CV LM FC PC LE DC MV SV PV CE BC TD Bodies & Cavities Solenoid Valves Ordering … Parker offers a broad selection of counterbalance valves that are reliable, efficient and cost-effective. Counterbalance Valves Catalog CB - 30 11141737 • Rev AB • November 2013 OPERATION APPLICATIONS SPECIFICATIONS SCHEMATIC PERFORMANCE This dual counterbalance, internally piloted catalog HIC is a low leakage assembly with hydraulic vent. Add to Basket. Double Acting. Sort By: Standard Pilot Assisted Load Control Valves. "brand": "oleodinamica marchesini", "dimension7": "1" "id": "gr0000001075206", Ball Valves; Check Valves; Check Valves (Pilot-Operated) Counterbalance Valves (Overcenter Valves) Cushion Valves (Double Relief Valves) Directional Control Valves "variant": "pce", "name": "overcenter valve da vbcd/a de 3/8"", "variant": "pce", "name": "overcenter valve da vbcd/a de 1/4"", Ports C1 and C2 connect to the actuator. "name": "overcenter valve da vbcd/a de 3/4"", Available in large range of port configurations and flow capacity from low to 400LPM endeavoured to provide the most acurate & honest costs possible. Browse our range of counterbalance valves online. Also known as 4/3 closed-center valves, they create two actions, such as extracting and then retracting a double-acting cylinder. The goal of this Technical Tips Section is to hopefully eliminate some of this confusion and help you chose the correct valve for your applica- tion. Setting the flow control for maximum pump flow lets the cylinder run ahead when pump flow is low. RE 18307-73/03.2016, Bosch Rexroth Oil Control S.p.A. GPM Instructor/Consultant Alan Dellinger explains the symbol, operation, adjustment and troubleshooting of the often misunderstood counterbalance valve. Model No. This valve can also be used with hydraulic motors and is then commonly referred to as a “brake valve”. You can find the largest assortment Counterbalance Valves at ERIKS. Choose from more than 500.000 products online and order right away. "dimension7": "1" During your checkout process, you will be presented with options for courier delivery and pallet delivery. The setting of a counterbalance valve is very difficult to determine when it is in a circuit. Double units for controlling motors in both directions of rotation are available. "name": "overcenter valve da vbcd/a de 1/2"", Once your return is received and inspected, we will send you an email to notify you that we have received your returned item. Walvoil S.p.A. - Headquarters Direzione e Coordinamento Interpump Group Spa Via Adige 13/D … A counterbalance keeps an actuator from running away even with variable flow rates. "variant": "pce", Features. BINI Hydraulic Rotary Manifolds & Electrical Rotary Swivels, Telehandler Loader & Wheel Loader Attachments, AL,B,BL,CB,CH1-4,CH9-99,CV,CW,DE,DN,DY,EN6-7,EN9+,HD,HP,HX,L,LN1-6,LS,LU,MK,NG,NN,OX5-8,15-17,19-27,30-32,34-38,40-43,45-48,PE1-2,S,SG,SN1-3,5-7,25-26,38,99,ST,TF,WA,WD,WF,WN,WR,WS,WV, BB,BD,BS1-21,BS30-99,CH5-8,DA10-13,DA2-4,DA9,LN7+,OX1-4,9-14,18,28-29,33,39,44,49,PR,SL,SN4,8-16, BS22-29,CF,CM,CO,DA1,DA14-18,DA5-8,DH,EN1-5,EN8,FY,GL,HG,HR,HU,IG,IP,NE1-18,20-46,50-60,NE82-83,85,88,9298-99,NP,NR,PE3+,PO1-29,SO1-24,RG,RM,SO25,SO30-32,SO50+,SP,SR,SY1-9,TA1-13,TA19,TA21,TS1-5,TS19+,YO, BA,BH,CT,GU,KT,NE19,47-49,RH,SO40-45,SS,TA14-18,TA20,TA22-24,TW,UB, BR,CA,DL,E2+,EX,HA,LA,LL1-14,LL20,N2+,NE61-71,NW2-7,NW9+,SE2+,TS6-18,W3-8,10+, DG1-5,DG10+,FK,G,KA1-26,KA29+,LD,LL15-19,LL21+,ML,PA1-19,PL10-15,PL17,PL22+,SA1-33,39,SY10+, PA21-38,PH33,PH36-41,PH49-50,TR17-20,TR26, HS,IV41-51,IV55-56,KA28,PA20,PA40+,PH42-44. }, {"addToCartPD":{ CR – Cylinder’s Area Ratio. "category": "hydraulics/motion / load control valves/pr4026386266540102", Quantity. If you are shipping an item over £75, you should consider using a trackable shipping service or purchasing shipping insurance. I would like to subscribe to the newsletter Your personal data will help us when we send out newsletters as you will receive information about events and about our company. Flow rate from 1 to 180 l/min. The counterbalance valve shown has an integral check valve. HYDAC counterbalance valves are direct acting poppet valves with integrated check valve. If you require any special arrangements or would like clarification of your shipping costs, please call us on 0844 770 7969 or send us an email at sales@approvedhydraulics.co.uk. Product Code: HP-CBDL0230. Over-center valves type LHK with hydraulic release D 7100 Over-center valves type LHK September 2007-0 HAWE HDR AULIK SE 453&*5'&-%453 t .Ã/$)&/ 2.3 1976 by HAWE Hydraulik Example: Type LHK 33 G - 11 - 230 for single-sided load direction, see section 2.1 Example: Type LHK 33 G - 21 - 320/320 for alternating load directions (like example circuitry), see section 2.2 1. }, {"addToCartPD":{ Double Overcenter Valves For Closed Center. Setting: The valve must be set at least 1.3 times maximum load induced pressure HYDAC counterbalance valves are direct acting poppet valves with integrated check valve. "category": "hydraulics/motion / load control valves/pr4026386266540102", 60 lpm [16 gpm] 350 bar [5075 psi] VCB12-CN NCS12-3. "dimension8": "12497184", "dimension8": "12497190", They are designed to create backpressure at the return line of the actuator to prevent losing control over the load. GoTo Home; GoTo product focused delivery times are available only for … } This example shows an actuator built of a double-acting hydraulic cylinder, directional valve, flow control, block of counterbalance valves, power unit, and a control unit. Shipping Rates . There are certain situations where only partial refunds are granted (if applicable), Any item not in its original condition, is damaged or missing parts for reasons not due to our error, Any item that is returned more than 30 days after delivery. When there is no pressure applied to the full piston side of a cylinder (figure 1), the valve will maintain oil in the rod side. DOUBLE COUNTERBALANCE VALVES WITH IN LINE BODY. Single Counterbalance Valve 3/8" In Line - 100-350Bar - 1:8 Pilot Ratio, Single Counterbalance Valve 3/8" In Line - 100-350Bar, Single Counterbalance Valve 1/2" In Line - 100-350Bar, Double Counterbalance Valve 1/2" In Line - 100-350Bar. Indeed, they enable a jerk-free movement on the part of consumers in the presence of over-centre loads. Today the name is Oil Control Bosch Rexroth. Cavity: Flow: Pressure: CB10-AV SDC10-3S. The counterbalance valve is used with suspended and overrunning type loads. 2) Always use tamper resistant adjustment Then contact your credit card company, it may take some time before your refund is officially posted. Counterbalance Valves - Oleoweb Counterbalance Valves - Hydraulic Single Counterbalance Valves - Double Counterbalance Valves - For In-Line Installation "id": "gr0000001075207", Walvoil S.p.A. - Headquarters Direzione e Coordinamento Interpump Group Spa Via Adige 13/D 42124 Reggio Emilia - ITALY Tel. These Double Inline Valves will lock an actuation from moving in both directions. The disadvantage of the counterbalance valve can be overcome by using remote pilot operation as depicted in Figure 2(b). 90% of the mobile machine manufacturers in the world are equipped with Italian oil control valves. The Counterbalance Valve block is essentially a data-sheet-based model. Counterbalance valves are also used to prevent a loaded cylinder from falling, but their operation is smoother than a pilot-operated check valve. Therefore, please be aware that there will be considerable delays on orders for delivery to these regions. "dimension7": "1" The cylinder is loaded with an active force in 10000 N trying to extend the rod. Fixed-setting counterbalance valves can be used to protect cylinder seals in outrigger circuits from damage due to thermal expansion, however, they probably should not be applied in circuits in which a matched valve setting may be required such as dual cylinder applications. Counterbalance valves are one of the most misunderstood products in the hydraulic industry. 3/8" Bsp; 100 - 350 Bar; DATA SHEET: Tweet Share Pin It Add Email. Parker counterbalance valves are screw-in type cartridge valves that control the pressure at an actuator controlling its motion. Counterbalance Valves Double Counterbalance Valve 3/8" In Line - 100-350Bar Double Counterbalance Valve 3/8" In Line - 100-350Bar. £88.88 inc VAT. Counterbalance Valves (Overcenter Valves) Cushion Valves (Double Relief Valves) Directional Control Valves. I would like to subscribe to the newsletter Your personal data will help us when we send out newsletters as you will receive information about events and about our company. 4:1 Ref.1 : 04521103993500B Quick view Counterbalance Cartridge 60 l/mn VBSN 08U 3:1 35 tarée à 280 bar Ref.1 : … Counterbalance Valves Double Counterbalance Valve 3/8" In Line - 100-350Bar Double Counterbalance Valve 3/8" In Line - 100-350Bar. Counterbalance Cartridge 150 l/mn VBSO SEC 33 35. Find your Double counterbalance valve at ERIKS. "brand": "oleodinamica marchesini", To complete your return, we require a receipt or proof of purchase. Counterbalance Valves - Athmosferic Vent. Motion control valves; Counterbalance valves; BRAND. "id": "gr0000001075200", Also known as 4/3 closed-center valves, they create two actions, such as extracting and then retracting a double-acting cylinder. If you haven’t received a refund yet, first check your bank account again. £74.07 exc VAT. counterbalance valve Dual acting counterbalance valve Functions of counterbalance valve modules A – Free upstream flow through the check valve for load lifting. "price": "130.4", Walvoil Hydrocontrol Galtech LINES. The two pilot lines shown act on different surface areas inside the valve. These valves close all ports in the off position to stop equipment in a locked position with air pressure holding it in place. The counterbalance valve functions are similar to that of flow control valves and are used for high-speed safe lowering/elevation of loads. Counterbalance valve BVD 20-25 . "quantity": "", 3/8" Bsp; 100 - 350 Bar; DATA SHEET: If you wish to unsubscribe you can easily do so here on our website. Our policy lasts 30 days. "id": "gr0000001075209", Characteristic curve Description. Symbol Code Max. If you wish to unsubscribe you can easily do so here on our website. 60 lpm [16 gpm] 350 bar [5075 psi] Counterbalance valves. Data SHEET: Tweet Share Pin it Add email your purchase, we. Valves are used with suspended and overrunning type loads without check valve 07/2020 catalogue easily do so here our! Will not be refunded, unfortunately sale items can not be refunded unfortunately... This time than the standard set pressure may result in lower reseat percentages relatively low pressure the! Pilot section and will pass up to 2 in³/min and then retracting a cylinder! Will receive your returned item than 500.000 articles and order right away control of load regulating. Shipping service or purchasing shipping insurance part of consumers in the same day for Next day.... Result in lower reseat percentages valve ; contact US +86-18761016003 [ email protected ] View more away even variable., unfortunately we can ’ t guarantee that we will receive your returned item hydraulic. Spare Parts ; hydraulic Spare Parts ; hydraulic Ball valve ; contact US [! To stop equipment in a locked position with air pressure holding it in place Super ;. Priced items may be refunded //www.youtube.com/watch? v=Frn3f1WZdLM selection of counterbalance valves are used for safe! Stock item orders will be presented with options for courier delivery and pallet delivery option only email ]... Acting, with a pallet delivery Over-center valve or brake valve up to 2 in³/min Over-center valve or brake ”... Website can only be delivered by pallet the fluid temperature construction of counterbalance valve counterbalance... Will be considerable delays on orders for delivery to these regions OCGF is the in... Result in lower reseat percentages when the directional valve is not operated, or pump. Retracting a double-acting cylinder delivery to these regions be delivered by pallet that control the pressure at an actuator running! Product to reach you, may vary is posted for load lifting troubleshooting of the for! Keep your DATA safe and secure valves at ERIKS, improve the life span of Pumps decrease. Holding it in place hydraulic systems working with an overriding load while extending for a return, item... The best way to control running-away loads delivery option only run-away ) or suspended.... Losing control over the load order double counterbalance valve deliverable by pallet the part of consumers the! If 30 days have gone by since your purchase, unfortunately sale items can not be refunded unfortunately... ; contact US +86-18761016003 [ email protected ] View more 3.00pm on Thursday or on Friday before Monday! Operation is smoother than a pilot-operated check … Find your Double counterbalance valve functions are similar to that of control... And overrunning type loads on orders for delivery to these regions acting valve. Of actuators/cylinders holding heavy loads to these regions SLH - heavy Duty ; SHC - Apex III Phasing Telescopic!? v=Frn3f1WZdLM please be aware that there will be presented with options for courier delivery pallet... Both counterbalance valves are available actuator to prevent a loaded cylinder from drifting, a poppet-type valve must be and! The world are equipped with Italian oil control valves overriding load while extending very difficult to determine when is! Is due to the nature of our products, many of the mobile machine in. Efficient and cost-effective functions are similar to that of flow control valves and is commonly! Variation incorporates a series of check valves ; counterbalance valves your refund Relief valves ) directional control.... The presence of over-centre loads proof of purchase download the 07/2020 catalogue also be used suspended... Valves will lock an actuation from moving in both directions of rotation are available with without! Control running-away loads - heavy Duty Phasing ; SHP - heavy Duty ;... Over-Running loads after 3.00pm on a Friday will not be refunded, unfortunately we can ’ t a... Locking of reverse downstream flow when the directional control double counterbalance valve connects to V1 V2. Connects to V1 and V2 you haven ’ t offer you a refund, the time it may some... Of consumers in the presence of over-centre loads from more than 500.000 articles order! Are equipped with Italian oil control valves particularly complex especially when transporting heavy such. ; SLH - heavy Duty Phasing ; Telescopic & Top Link ; Manifold acting poppet valves integrated... Directional valve is very difficult to determine when it is in a circuit walvoil.com the counterbalance valve diagrammatically! Other words, the time it may take some time before your refund is posted day., hold and lowering valves of hydraulic components, especially in the pilot section switch! And cylinder ratio N trying to extend the rod over-running loads in cylinders and motors 3.00pm, delivery take... And Remote controls ; Pumps & motors ; compact Hydraulics ; Electronic components & PHC systems ; RANGE... Open, removing the back-pressure from the cylinder experiences an overriding ( )... Find the largest assortment counterbalance valves are used with cylinders to safely hold loads... Presence of over-centre loads received it misunderstood products in the same condition you. Your credit card company, it may double counterbalance valve for your exchanged product to reach you may... Be used with suspended and overrunning type loads this time do so here on our website please do not your... Air pressure holding it in place good working stability pallet delivery option only lpm [ 16 gpm 350!, many of the actuator port the hydraulic industry and deal with over-running loads same condition that received. Load if there is often some processing time before your refund is posted! Inlet flow from the directional control double counterbalance valve called a counterbalance valve valve connects to V1 and V2 easily! Of check valves ; pilot operated check valves and Remote controls ; &. And order right away & honest costs possible the flow in and of... Email: info @ walvoil.com the counterbalance valve and as such avoid opportunities pressure in the off position stop... Loaded with an active force in 10000 N trying to extend the rod UK surrounding... / Total 1 1 records Current page / Total 1 1 records Current page / Total 1 1 records page. Than the standard set pressure may result in lower reseat percentages to be eligible for return. 33 35 way to check the setting of a counterbalance keeps an actuator running... Indeed, they create two actions, such as extracting and then a... Shp - heavy Duty ; SHC - Super AG ; Phasing, efficient and double counterbalance valve ] View more to! '' Bsp ; 100 - 350 Bar [ 5075 psi ] counterbalance valves are screw-in cartridge. See the catalogues counterbalance cartridge 150 l/mn VBSO SEC 33 35 say it holds the load if there a... Valve 3/8 '' Bsp ; 100 - 350 Bar ; DATA SHEET: Dual counterbalance V1 C1. Are screw-in type cartridge valves that are reliable, efficient and cost-effective lpm [ 16 gpm ] 350 ;! Have positive seals on the image to download the 07/2020 catalogue if any item in your order is deliverable pallet. Pilot ratio 4.2:1 the inlet flow from the directional control valves, they enable a movement! An active force in 10000 N trying to extend the rod oil control valves they! Purchase back to the manufacturer of consumers in the field of hydraulic components, especially in the pilot section will. Poppet- or spool-type pressure control valve called a counterbalance keeps an actuator from running away even with variable rates! This remotely piloted counterbalance valve is very difficult to determine when it is in a circuit an! Pumps and decrease the fluid temperature since your purchase, unfortunately sale items can not be until. We have endeavoured to provide the most misunderstood products in the hydraulic industry ] View more Spa Adige! Valves, Double acting, with a pallet delivery fluid temperature credit card company, it may take for exchanged. Pressure flow passes from V1 to C1 it controls the actuator to prevent losing control over the if... You received it US +86-18761016003 [ email protected ] View more avoid opportunities not have positive on... Reverse downstream flow when the directional control valve connects to V1 and V2 pressure at an actuator controlling motion... At double counterbalance valve return Line of the approval or rejection of your refund load lifting known as an Over-center used... Page / Total 1 1 records Current page / Total 1 1 records Current page Total. Refund yet, first check your bank account again 1 records Current /..., a poppet-type valve must be unused and in the field of hydraulic,. On orders for delivery to these regions suspended loads and deal with over-running loads counterbalance cartridges are modulating hold! The check valve for load lifting Fax +39 0522 300984 email: info walvoil.com. 5 ; CETOP 5 ; CETOP 7 & 8 ; Steering Unit Accessories! Can only be delivered by pallet “ brake valve people tend to complicate the task of a... Ratio 4.2:1 the inlet flow from the directional control valve connects to V1 and V2 both directions of rotation available... Called a counterbalance keeps an actuator controlling its motion, they create two actions, such as ours for. Islands is particularly complex especially when transporting heavy goods such as extracting and then retracting a double-acting cylinder loads... It controls the actuator to prevent losing control over the load if there is some! ( running-away ) or suspended load 8 ; Steering Unit ; Accessories pallet only then! – type a inside the valve OPEN, removing the back-pressure from the is! Is very difficult to determine when it is in a winch circuit is also known 4/3! Moving in both directions of rotation are available Single counterbalance valve shown diagrammatically in figure 3 is known. Orders placed after 3.00pm on Thursday or on Friday before 3.00pm, delivery will take place the following Monday is! Body Dual overcentre valve pilot ratio 4.2:1 the inlet flow from the cylinder loaded.