Experience the advent of a groundbreaking era in hydraulic technology through our state-of-the-art HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These components transcend ordinary functionality, representing a superior fusion of engineering prowess and the pinnacle of hydraulic innovation. With an ingenious integration of pressure, flow, and directional control, these valves offer remarkable performance and steadfast reliability for all applications. Constructed with precision, the valves encompass three core functional modules: connecting blocks, directional valves, and end plates, all meticulously crafted for incorporation into high-end hydraulic systems, indispensable for elite engineering machinery. These valves adeptly manage the movement direction and speed of hydraulic cylinders, motors, and various actuators, delivering unmatched precision and control. Highlights include a stylish, compact design, exceptional energy efficiency, and the capability for stepless speed modulation. Furthermore, they empower multiple actuators to operate in unison under diverse loads, offering extraordinary performance and adaptability across a wide range of applications.
The HLPSL valves are meticulously designed for constant displacement pump systems, ensuring unwavering reliability and steadfast operations in any setting. Conversely, the HLPSV valves are expertly crafted for variable pump systems. Although they may have a slightly slower response time, HLPSV valves distinguish themselves with outstanding energy-conserving capabilities, making them the exemplary choice when efficiency is of utmost importance. These valves, with cutting-edge engineering and a conscientious eco-friendly design, emerge as the ultimate solution for complex hydraulic control requirements, combining flawless precision, dependability, and energy efficiency in a seamless, integrated 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 - No magnetic ball valve; F - Normally open magnetic ball valve, offering seamless pump pressurization when powered and effortless unloading when unpowered; D - Normally closed magnetic ball valve, designed to facilitate pump unloading when powered and effective pressurization when unpowered;D/F - Enhance your safety protocols with our precision-crafted pressure limiting valve, specifically engineered for secondary pressure (F50). This cutting-edge feature ensures advanced safety measures, significantly boosting operational security and reliability.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Discover revolutionary versatility and precision with customizable pressure settings ranging from 63 to 400 bar. This component exemplifies adaptability, perfectly accommodating a wide array of hydraulic requirements. For seamless configurations, /NF indicates no pressure limiting valve, meticulously tailored for HLPSV, ensuring outstanding pressure management across a vast spectrum of applications.
(7) Product Series Classification - The Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is an engineering masterpiece, expertly crafted to cater to diverse applications, offering you a product that aligns seamlessly with your precise requirements.
(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, crafted with precision for seamless integration and optimal operation.
(9)Directional valve block inflow controller options: Choose from a diverse selection: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, designed for the N 3/3-way valve; 5, enhanced inflow controller; 8, pre-selectable options, each delivering precision and exceptional efficiency.
(10) Valve core function symbols: Explore a comprehensive range of core functions: L, M, F, H, J, B, R, O, N, each engineered to meet specific functional requirements.
(11) Output flow code for ports A & B: Maximize efficiency with peak output flow capabilities: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, meticulously designed to deliver superior performance and reliability.
(12) Secondary pressure limitation options: Select 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 measured in bar, ensuring unparalleled system safety.
(13) Function ON/OFF and pressure outlet options: Tailor 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 engineered with precision for comprehensive control and functionality.
(14) Operation modes: Experience a world of possibilities with our diverse selection of operation modes. Choose from A(1,2), manual operation featuring optional long or short handles, to E, offering electric proportional control. Discover EA(1,2), which harmoniously combines electric proportional control with manual operation. Opt for D, providing electric switching value control, or DA(1,2) that merges this with manual operation. M offers manual friction positioning using a long handle, while H specializes in pure hydraulic control with pilot oil ports aligned to oil ports A and B. Alternatively, F delivers pure hydraulic control with perpendicular pilot oil ports. Each mode is meticulously crafted to deliver comprehensive and precise control.
(15) Ancillary block port sizes: Elevate your system with our precisely engineered port size solutions, designed for unrivaled adaptability and integration. Select from our curated options: /2 G3/8, /3 G1/2, /4 G3/4, and /5 G1. Each choice offers exceptional flexibility, tailored to meet your specific needs with outstanding efficiency.
(16) End plate options: Explore our extraordinary collection of end plate innovations. E1 sets the benchmark with external pilot oil discharge and an external oil return control port T. Enhance functionality with E2, introducing an additional port Y. Discover E3's innovation, integrating a 2-position 3-way magnetic ball valve to elevate system pressure to premier safety valve levels when energized, ensuring superior performance and unmatched reliability.
E4, akin to E1, features an internal pilot oil discharge with a sealed port T. E5 mirrors E2's excellence, now with internal discharge capabilities. Embrace advanced technology with E6, echoing E3's innovative design. Each variant guarantees superior discharge control, ensuring peak efficiency and optimal system performance.
(17) Control voltage and anti-explosion cable options: Fortify system safety and reliability with our expertly crafted solutions. Choose G12-12VDC, ideal for specialized applications requiring uncompromised safety and compatibility.G24: Your steadfast choice for performance and unwavering dependability.-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G: Optimize your selections with these options, engineered for peak efficiency and adaptability in diverse challenging environments.12: Exemplifies precision and reliability, designed for flawless system integration.bb621436: A benchmark in our pioneering design, the code of excellence.
Since our grand inception in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has been a beacon of innovation and unmatched excellence within the hydraulic industry. As an illustrious subsidiary of the renowned China Baoan Group (stock code: 000009), we are proud to be recognized as a national high-tech enterprise. Our domain is the meticulous research, development, manufacturing, and sales of superior hydraulic components. Designated as a 'specialized, refined, and innovative' small giant enterprise, we are committed to the frontier of technology and quality. This dedication places us at the helm of our industry, leading the charge with advanced solutions and pioneering breakthroughs.
Our Safety Atex Valve, the flagship of our product line, exemplifies the pinnacle of sophisticated hydraulic system control. Masterfully designed for construction machinery and heavy-duty equipment, this indispensable component is essential for critical applications like emergency rescue operations, tunnel engineering, mining, and municipal service vehicles. We are immensely proud of our strategic alliances with 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 offering exceptional products, services, and solutions. Our mission is to rise as a globally trusted supplier of top-tier hydraulic components, setting new standards of excellence on the world stage.
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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