Witness the dawn of a revolutionary era in hydraulic technology with our innovative HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These aren't mere components; they epitomize a masterful blend of engineering excellence and cutting-edge hydraulic innovation. By seamlessly integrating pressure, flow, and directional control into a singular, cohesive unit, our valves deliver exceptional performance and unwavering reliability in every application. Crafted with precision, they consist of three integral functional modules - connecting blocks, directional valves, and end plates - designed meticulously for integration into top-tier hydraulic systems, essential for premier engineering machinery. These valves precisely regulate the movement direction and velocity of hydraulic cylinders, motors, and other actuators, offering unrivaled precision and control. Notable features include a sleek, compact design, superior energy efficiency, and the ability for stepless speed modulation. Moreover, they empower multiple actuators to operate simultaneously under varying loads, providing unparalleled performance and versatility across diverse applications.
The HLPSL valves are expertly tailored for constant displacement pump systems, ensuring steadfast, reliable operations in any scenario. On the other hand, the HLPSV valves are meticulously crafted for variable pump systems. While they may exhibit a marginally slower response, HLPSV valves stand out for their outstanding energy-saving capabilities, making them the ideal choice when efficiency is paramount. These valves, with state-of-the-art engineering and eco-conscious design, emerge as the ultimate solution for sophisticated hydraulic control needs, combining impeccable precision, reliability, and energy efficiency in one seamless package.
| References |
size 2 |
size 3 |
size 5 |
| Number of Directional Valve bank |
1~12 |
1~12 |
1~10 |
| Port access type |
thread connection |
thread connection |
thread connection |
| Flow code |
3,6,10,16,25,40 |
3,6,10,16,25,40,63,80 |
16,25,40,63,80,120,160 |
| Max.flow(L/min) |
54 |
100 |
210 |
| Max.pressure(bar) |
420 |
420 |
420 |
| Control Method |
Pilot circuit pressure(bar) |
20~40 |
20~40 |
20~40 |
| Manual force(N) |
≥2.3Nm |
≥1.3Nm |
≥3Nm |
| Working Pressure(ºC) |
-40~80 |
-40~80 |
-40~80 |
| Weight |
Connection Block (kg) |
1.7 |
4 |
8 |
| Directional Valve bank (kg) |
1.9 |
4 |
8 |
| End Plate (kg) |
0.5 |
1.5 |
2.5 |
| Fix mode |
thread connection M8 |
thread connection M8 |
thread connection M10 |
Installation Instructions
(1) Essential Connection Block Codes
HLPSL: Constant Displacement Pump - This resilient titan of performance reliability provides unwavering, consistent delivery, ensuring seamless and effective operations across your entire system.;
HLPSV: Variable Displacement Pump - The quintessential model of versatility and adaptability, this pump offers unparalleled flexibility to meet a wide array of operational demands with exceptional ease.;
(2) Connection Block Ports P & R Specifications - Where precision engineering meets reliability to form an enduring operational framework::
2-G3/8; Designed with compact efficiency in mind, it ensures smooth and unhindered operational flows.
3-G1/2; Crafted for robust performance and dependability, providing a strong foundation for sustaining your system's integrity.;
4-G3/4; With state-of-the-art connectivity, it offers superior control and enhances system integration seamlessly.;
5, 55-G1; With outstanding flow rates, it's ideal for high-demand applications, delivering consistent and reliable outcomes.;
6-G1 1/4; Offering unmatched performance, this component is expertly crafted to excel in challenging environments, overcoming obstacles effortlessly.;
(3) Additional Components and Specifications - Elevating system capabilities to new heights of excellence::
C,Standard Type - A bastion of reliability, meticulously engineered to fulfill essential operational needs with precision.;
G,Throttle Valve (For HLPSL only) - Delivers precision control, significantly enhancing the system's overall efficiency.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Maximizes flow management, driving unparalleled performance and dependability.;
(4) Pilot Oil Circuit Pressure Options - Providing tailored pressure control solutions to meet diverse application needs with precision:0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Offering bespoke solutions that seamlessly align with your specific operational requirements.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Enhancing system efficiency and control with precision:C - Non-magnetic ball valve; F - The normally open magnetic ball valve that empowers your system by allowing pump pressurization when energized and seamlessly unloading when de-energized; D - Normally closed magnetic ball valve, expertly designed to facilitate pump unloading when powered and seamless pressurization when unpowered.D/F - Elevate your safety standards with our meticulously precision-engineered pressure limiting valve designed specifically for secondary pressure (F50). This cutting-edge feature guarantees advanced safety protocols, significantly enhancing the operational security and reliability of your systems.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Discover groundbreaking versatility and precision with customizable pressure settings ranging from 63 to 400 bar. This component is the epitome of adaptability, fully catering to a diverse range of hydraulic requirements. For seamless configurations, /NF signifies no pressure limiting valve, meticulously crafted for HLPSV, ensuring impeccable pressure management across a broad spectrum of applications.
(7) Product Series Classification - The Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series stands as an engineering marvel, expertly crafted to meet diverse applications, ensuring you receive a product that aligns seamlessly with your specific needs.
(8)Thread size of directional spool valve ports A & B:2-G3/8; 3-G1/2; 4-G3/4; 5-G1; including ancillary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, engineered with precision for seamless integration and optimal operation.
(9)Directional valve block inflow controller options: Choose from a diverse array of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, crafted for the N 3/3-way valve; 5, enhanced inflow controller; 8, pre-selectable options, each delivering precision and unparalleled efficiency.
(10) Valve core function symbols: Explore a comprehensive selection of core functions: L, M, F, H, J, B, R, O, N, each precisely engineered to meet specific functional requirements with outstanding precision.
(11) Output flow code for ports A & B: Boost your system's efficiency with peak output flow capabilities: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, expertly designed to ensure superior performance and reliability.
(12) Secondary pressure limitation options: Choose from: N, no pressure limiting protection; C, simultaneous pressure limitation of actuator ports A & B; A---B---, independent pressure limitation for ports A & B, all precisely measured in bar, ensuring uncompromised system safety.
(13) Function ON/OFF and pressure outlet options: Personalize your system with options like: N, without function ON/OFF or pressure outlet; X, C type pressure limitation; S/S1, AB type pressure limitation; A, electrical ON/OFF on side A; B, electrical ON/OFF on side B, each option meticulously crafted for precise control and functionality.
(14) Operation modes: Choose from a comprehensive range of meticulously crafted operation modes to suit your precise needs: A(1,2) offers manual operation with an optional long or short handle for flexibility; E brings electric proportional control for precise adjustments; EA(1,2) combines electric proportional control with manual operation for enhanced versatility; D provides electric switching value control for seamless transitions; DA(1,2) merges electric switching value control with manual operation for comprehensive management; M features manual friction positioning with a long handle for stable control; H offers pure hydraulic control, aligning pilot oil ports with oil ports A and B for precision; F provides pure hydraulic control with perpendicular pilot oil ports for advanced functionality, all expertly designed for unparalleled control and performance.
(15) Ancillary block port sizes: Elevate your systems with our exquisite port size solutions, masterfully engineered for perfect adaptability and seamless integration across various applications. Select from our expertly crafted options: /2 G3/8, /3 G1/2, /4 G3/4, and /5 G1, each offering unmatched flexibility and meticulously tailored to meet your specific requirements with outstanding efficiency and precision.
(16) End plate options: Explore our remarkable suite of end plate innovations, each precisely tailored for superior functionality. E1 sets a new standard with external pilot oil discharge and an external oil return control port T. Enhance your capabilities with E2, featuring an additional port Y for increased utility. Experience the cutting-edge innovation of E3, which incorporates a 2-position 3-way magnetic ball valve, elevating your system's pressure control to premier safety valve levels when activated, ensuring top-tier performance and unmatched reliability.
E4 refines the design of E1 with an internal pilot oil discharge and a sealed port T for enhanced operation. E5 mirrors the advanced features of E2, now improved with internal discharge capabilities. Embrace the future with E6, echoing E3's pioneering design for advanced discharge control. Every variant is engineered to ensure peak efficiency and optimal performance in your system.
(17) Control voltage and anti-explosion cable options: Fortify your system's safety and dependability with our comprehensive range of expertly designed solutions. Select the G12-12VDC for applications that require the highest standards of safety and compatibility.G24: Choose this for unwavering performance and steadfast dependability, ensuring your system's reliability.-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G: Amplify your strategic choices with these options, engineered for maximum efficiency and adaptability in various demanding environments.12: Designed with precision and reliability in mind, perfectly tailored for seamless integration into your systems, enhancing performance.bb621436: A hallmark of excellence, setting a new benchmark in our innovative design approach.
Since our inception in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has been a beacon of groundbreaking innovation and unmatched excellence in the hydraulic industry. As an esteemed subsidiary of the prestigious China Baoan Group (stock code: 000009), we are proud to be recognized as a national high-tech enterprise of distinction. Our expertise is showcased through our meticulous research, development, manufacturing, and sales of premium hydraulic components. Our esteemed designation as a national 'specialized, refined, and innovative' small giant enterprise highlights our steadfast commitment to technological progress and superior quality. This unwavering dedication firmly establishes us at the forefront of our industry.
Our enhanced Safety Atex Valve, the embodiment of advanced hydraulic system control, stands as our flagship product. Masterfully engineered for construction machinery and heavy-duty equipment, this versatile component is crucial for high-stakes applications, including emergency rescue operations, tunnel engineering, mining, and municipal service vehicles. We take immense pride in our strategic partnerships with numerous leading domestic manufacturers, significantly contributing to the localization of core hydraulic components for high-end mechanical equipment. Driven by our core philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are unwavering in our commitment to delivering exceptional products, services, and solutions. Our mission is to ascend as a globally trusted supplier of premier hydraulic components, setting new standards of excellence around the world.
Question:1. What about the lead time?
Answer:Typically, the lead time for production spans approximately one month after payment is received. During this crucial period, we embark on comprehensive preparations and uphold the highest standards of quality control, ensuring each product reaches you in pristine condition. Our unwavering devotion to achieving your complete satisfaction with our impeccable delivery is our foremost commitment.
Question:2. Do you have any MOQ limit for LED light orders?
Answer: We proudly offer an exceptionally low minimum order quantity, providing you with the unique advantage of ordering as little as a single piece for sample verification. This flexibility empowers you to kickstart your projects effortlessly, catering precisely to your exclusive needs with utmost convenience and precision.
Question:3. How to proceed with an order for LED lights?
Answer: Initiate your order by conveying your specific requirements or intended applications to us. We will then meticulously prepare a bespoke quote, tailored exclusively for your needs, either through your detailed inputs or our expert recommendations. Once the drawings are finalized and a deposit is made, we will formalize the order and commence production. We assure you that every specification will be met with precision, providing a seamless, customized solution that perfectly aligns with your vision.drawings,and place a deposit to formalize the order. Ultimately, we will organize production, guaranteeing that every detail is executed to perfection for a seamless and tailored solution.
Question:4. Is it OK to print my logo on the product?
Answer: Absolutely, this is entirely possible. Please ensure that you formally notify us before production begins and confirm the design according to the sample we provide. This ensures your branding is represented with outstanding precision and excellence, perfectly embodying your identity.
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