Introducing the spectacular HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves, a masterpiece of hydraulic engineering excellence from Jiangsu KM Hydraulic Control System Co., Ltd. These extraordinary creations embody the pinnacle of hydraulic innovation by masterfully combining pressure, flow, and directional control into a singular, unparalleled system. This exceptional integration guarantees outstanding performance and unmatched reliability across a vast array of applications. Comprising three fundamental functional modules-connecting blocks, directional valves, and end plates-these meticulously crafted valves are seamlessly incorporated into elite hydraulic systems, vital for top-tier engineering machinery. They skillfully govern the movement direction and speed of hydraulic cylinders, motors, and other actuators, offering supreme precision and control. Standout features include a streamlined design, exceptional energy efficiency, and the ability for stepless speed control. Additionally, they enable the concurrent operation of numerous actuators under diverse load conditions, ensuring phenomenal performance and adaptability for any application.
The HLPSL valves are intricately designed for use with constant displacement pump systems, guaranteeing unwavering and reliable performance in any setting. On the other hand, the HLPSV valves are astutely crafted for variable pump systems. Although HLPSV valves may offer a slightly delayed response, they excel in delivering exceptional energy-saving capabilities, making them the ideal choice where efficiency is paramount. With their state-of-the-art engineering and energy-conscious design, HLPSV valves emerge as the top-tier solution for sophisticated hydraulic control needs, providing an impeccable blend of precision, dependability, and efficiency.
| 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 is the pinnacle of unwavering excellence. Experience the transformation of your system into a finely-tuned engineering marvel with this pump that guarantees consistent and smooth workflow. It offers unparalleled dependability, empowering your machinery to operate with unmatched precision.;
HLPSV: Variable Displacement Pump - A true testament to flexibility and innovation, this pump provides extraordinary adaptability for diverse operational needs. Its forward-thinking design allows for seamless transitions and superior control, ensuring your system is always at the forefront of performance.;
(2) Connection Block Ports P & R Specifications - Precision and reliability converge here to create a robust operational framework. These meticulously crafted specifications ensure impeccable performance and elevated dependability across diverse applications, laying an unshakeable foundation for success.:
2-G3/8; This compact and proficient design supports streamlined operational efficiencies with precision. Meticulously crafted to excel in space-constrained environments, it promises outstanding performance without compromise.
3-G1/2; Engineered for strength and reliability, this component is a formidable backbone for your system's endurance. Built to withstand demanding conditions, it offers unwavering durability and performance.;
4-G3/4; With advanced connectivity, this component provides unmatched control and integration. Its sophisticated design enhances system efficiency, elevating overall operational capability with finesse.;
5, 55-G1; Delivering exceptional flow rates for high-demand scenarios, this component ensures consistent, robust performance. Designed for excellence, it addresses high-pressure challenges with ease and precision.;
6-G1 1/4; Offering extraordinary performance, this component excels in challenging environments. Engineered to surpass expectations, it sets new benchmarks in power and capability, handling demanding tasks effortlessly.;
(3) Additional Components and Specifications - Elevate your system's capabilities with cutting-edge components that set new standards for operational excellence. These advanced specifications unlock unparalleled performance levels, transforming your operations into benchmarks of success.:
C,Standard Type - A foundation of trust, meticulously crafted to fulfill essential operational demands. This component offers unwavering support and unmatched reliability, empowering your system to reach its full potential.;
G,Throttle Valve (For HLPSL only) - Achieve precision control to boost your system's efficiency. This valve fine-tunes operations for maximum effectiveness, ensuring each component works in harmony for optimal results.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - This valve optimizes flow management, surpassing conventional limits to deliver extraordinary performance and reliability every time.;
(4) Pilot Oil Circuit Pressure Options - Unleash unmatched power with bespoke pressure control solutions designed for a wide range of applications. Engineered with precision to cater to your unique requirements, these options ensure unparalleled precision and alignment with your operational ambitions.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Introducing custom-engineered solutions that seamlessly integrate with your exclusive operational needs. Benefit from adaptable configurations that enable you to achieve your desired results effortlessly and with precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Transform your system's efficiency and control: Expertly designed to enhance your system's performance, it provides unmatched control and outstanding effectiveness that revolutionizes your operational proficiency.C - No magnetic ball valve; F - Normally open magnetic ball valve, activates the pump when powered, unloads it when unpowered; D - Normally closed magnetic ball valve, unloads the pump when powered, pressurizes it when unpowered. Precision calibration offers unmatched system efficiency and flexibility.D/F - Featuring a state-of-the-art, meticulously precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted with immaculate precision to maintain a specifically designated pressure value, significantly enhancing advanced safety measures and optimizing operational security and reliability to unprecedented levels.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience the pinnacle of adaptability and precision with adjustable settings ranging from 63 to 400 bar levels. This component epitomizes adaptability, effortlessly fulfilling every hydraulic requirement. The /NF configuration provides systems without a pressure limiting valve, expertly devised for HLPSV, offering supreme pressure control for diverse applications with impeccable accuracy.
(7) Product Series Classification - The Apex of Engineering Brilliance:;-2 2 Series; -3 3 Series; -5 5 Series; Each series reflects a masterclass in design, skillfully sculpted to address every application, ensuring you acquire a product that seamlessly aligns with your specific requirements, delivering consistently exceptional performance.
(8)Thread size of directional spool valve ports A & B:2-G3/8; 3-G1/2; 4-G3/4; 5-G1; Presenting auxiliary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, meticulously engineered for flawless and seamless integration, ensuring optimal efficiency.
(9)Directional valve block inflow controller options: Select from an exhaustive range of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, tailored for the N 3/3-way valve; 5, enhanced inflow controller. Discover pre-selectable options, each providing precision and exceptional efficiency, customized to your specific needs.
(10) Valve core function symbols: Delve into an expansive collection of core functions: L, M, F, H, J, B, R, O, N, each meticulously designed to meet specific functional requirements with unmatched precision and reliability.
(11) Output flow code for ports A & B: Elevate your system's efficiency with our meticulously designed maximum output flow options: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each flow rate is engineered for unparalleled performance and steadfast reliability, ensuring your operations run smoothly and effectively.
(12) Secondary Pressure Limitation Options: Experience unmatched safety and dependability with our precision-engineered pressure limitation features. Each option, calibrated in bars, has been crafted for your utmost confidence. Select 'N' for operations without pressure restricting features for simpler tasks. Opt for 'C' to achieve synchronized pressure limitation on actuator ports A & B for consistent performance. For customized independent control, choose 'A---B---', to allow specialized management of ports A and B. Each possibility is designed to maintain the highest system integrity, ensuring your operations remain secure and efficient.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your process efficiency with our diverse range of tailored options crafted for supreme performance. For basic operations, select 'N', which requires no function ON/OFF or pressure outlets. For processes needing finer control, pair 'X' with C type pressure limitation, or select 'S/S1' with AB type pressure limitation for superior management. For exact electrical operations, choose 'A' for ON/OFF on side A or 'B' for side B. Every option is designed to deliver optimum precision, efficiency, and operational excellence.
(14) Operation Modes: Discover an array of operation modes, each offering unmatched versatility and precision. 'A(1,2)' caters to manual operation with either a long or short handle, tailored for ergonomic comfort. 'E' offers advanced electric proportional control, while 'EA(1,2)' integrates this with manual operation for maximum flexibility. 'D' delivers electric switching value control, enhanced by 'DA(1,2)' for manual adjustments. Select 'M' for precise manual friction positioning with a long handle. For complete hydraulic operations, 'H' and 'F' provide unique pilot oil port designs, either aligned or perpendicular, ensuring comprehensive control.
(15) Ancillary Block Port Sizes: Boost your system's adaptability with our precision-engineered port size choices. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 to guarantee seamless system integration. These options deliver exceptional adaptability and optimal performance across varied systems and operational requirements, ensuring your system excels.
(16) End Plate Options: Explore our expertly designed end plates, crafted to meet high standards of functionality and versatility. 'E1' offers standard excellence with external pilot oil discharge and oil return control port T. 'E2' enhances flexibility with an additional port Y. 'E3' offers advanced performance with a 2-position, 3-way magnetic ball valve, boosting system pressure to safety valve levels when active, ensuring superior performance and dependability.
E4 mirrors 'E1', featuring innovative internal pilot oil discharge and a sealed port T for enhanced efficiency. 'E5' combines 'E2's robust features with internal discharge for superior system performance. 'E6' embodies 'E3's sophisticated design, providing advanced discharge control, ideal for demanding requirements, ensuring your system stays at the forefront of efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our reliable and secure voltage options, including the G12-12VDC, masterfully crafted for safety and durability even in the most rigorous environments. Our solutions offer specialized security and performance enhancements tailored to any application, guaranteeing your system's stability and efficiency.G24-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G12bb621436
Since its establishment in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has been a beacon of innovation and excellence in the hydraulic industry. As a proud subsidiary of the renowned China Baoan Group (stock code: 000009), we are celebrated as a national high-tech enterprise, showcasing our commitment to advancing technology and maintaining the highest quality standards. Our unmatched expertise spans from comprehensive research and cutting-edge development to precise manufacturing and strategic marketing of premier hydraulic components. Recognized nationwide as a 'specialized, refined, and innovative' small giant enterprise, we are steadfast in our pursuit of excellence, reinforcing our leadership in the industry landscape.
At the core of our innovative product range lies our premier creation: the Enhanced Safety Atex Valve. This exemplary feat of modern engineering symbolizes superior hydraulic system control, meticulously designed for seamless integration into construction machinery and robust heavy-duty equipment. Its essential functionality is pivotal across critical applications, including life-saving emergency rescue operations, intricate tunnel engineering, ambitious mining projects, and the operation of indispensable municipal service vehicles. Our dedication to forming strategic partnerships with leading domestic manufacturers accelerates the localization of core hydraulic components for top-tier mechanical equipment. Guided by our core philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are committed to producing outstanding products, delivering unparalleled services, and presenting innovative solutions. Aspiring to be globally acknowledged as a trusted supplier of premium hydraulic components, we consistently strive to set new standards of excellence on the global 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 timeframe, we undertake meticulous preparations and uphold rigorous quality control processes, ensuring that each product is delivered to you in impeccable condition. Achieving your utmost satisfaction with our flawless delivery remains our primary commitment.
Question:2. Do you have any MOQ limit for LED light orders?
Answer: We proudly offer a remarkably low minimum order quantity, granting you the convenience of ordering as little as a single piece for sample verification. This flexibility allows you to initiate your projects with utmost ease and precision, effortlessly accommodating your exclusive requirements.
Question:3. How to proceed with an order for LED lights?
Answer: Begin the process by communicating your detailed requirements or intended applications to us. We will then craft a tailored quote specifically for you, either based on your unique needs or through our seasoned advice. Once the drawings are finalized and a deposit is made, we will formalize the order and initiate production. We promise adherence to every specification with precision, ensuring a seamless and bespoke solution just for you.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 certainly feasible. Kindly ensure that you formally notify us prior to the commencement of production and confirm the design based on the sample we provide. This guarantees that your branding is represented with unparalleled precision and excellence, perfectly capturing your identity.
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