Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These revolutionary engineering marvels epitomize the zenith of hydraulic innovation, harmoniously integrating pressure, flow, and directional control into one superior, unified system. This unique synthesis ensures unparalleled performance and reliability across diverse applications. Crafted from three essential functional modules - connecting blocks, directional valves, and end plates - these precision-engineered valves fit seamlessly into high-end hydraulic systems, crucial for elite engineering machinery. They expertly manage the movement direction and speed of hydraulic cylinders, motors, and other actuators, providing unmatched precision and control. Key highlights include a compact design, superior energy efficiency, and the capability for stepless speed control. Furthermore, they facilitate the simultaneous operation of multiple actuators under varying loads, delivering extraordinary performance and versatility for any application.
The HLPSL valves are meticulously engineered for constant displacement pump systems, ensuring steadfast and dependable operation in any environment. Conversely, the HLPSV valves are ingeniously tailored for variable pump systems. Although HLPSV valves might exhibit a marginally slower response, they excel in remarkable energy-saving performance, making them the quintessential choice where efficiency reigns supreme. With their cutting-edge engineering and energy-savvy design, HLPSV valves stand out as the premier solution for advanced hydraulic control requirements, offering an impeccable mix of precision, reliability, 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 - Standing as the pinnacle of unwavering excellence, this pump ensures a steady and seamless workflow, turning your system into an exquisitely synchronized marvel of engineering. Experience unmatched reliability and empower your machinery to operate with unparalleled precision and confidence.;
HLPSV: Variable Displacement Pump - A beacon of flexibility and cutting-edge innovation, this pump provides remarkable adaptability to meet a wide array of operational demands. With its visionary design, it facilitates fluid transitions and precise control, ensuring your system always leads in performance and efficiency.;
(2) Connection Block Ports P & R Specifications - The harmonious blend of precision and reliability, forging a robust operational framework. Designed with extraordinary attention to detail, these specifications promise flawless performance and heightened dependability across every application, laying an unshakeable foundation for your success.:
2-G3/8; This design champions compact effectiveness, fostering streamlined operational efficiencies with exactitude. Artfully crafted to excel in space-restricted environments, it guarantees outstanding performance without any compromise.
3-G1/2; Engineered for unwavering strength and reliability, this component embodies the backbone of your system's durability. Built to endure demanding conditions, it offers steadfast performance and resilience.;
4-G3/4; Showcasing advanced connectivity, this element offers unmatched control and seamless integration. Its refined design boosts system efficiency, enhancing overall operational prowess with precision and sophistication.;
5, 55-G1; Delivering remarkable flow rates for high-demand scenarios, this component ensures consistent, robust performance. Styled for excellence, it meets high-pressure challenges with ease and pinpoint accuracy.;
6-G1 1/4; Presenting extraordinary performance, this component thrives in challenging environments. Engineered to exceed expectations, it sets new standards in power and capability, managing demanding tasks with effortless grace.;
(3) Additional Components and Specifications - Revolutionize your system capabilities with state-of-the-art components that redefine operational excellence. These advanced specifications unlock new pinnacles of performance, transforming your operations into an unparalleled benchmark of success.:
C,Standard Type - A foundation of trust and dependability, meticulously designed to meet key operational demands. This component offers unwavering support and unmatched reliability, empowering your system to reach its ultimate potential.;
G,Throttle Valve (For HLPSL only) - Achieve precision control to elevate your system's efficiency. This valve finely adjusts operations for peak effectiveness, ensuring every component works in unison for optimal results.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - This valve revolutionizes flow management, driving extraordinary performance and reliability. Surpassing conventional limits, it consistently delivers exceptional results.;
(4) Pilot Oil Circuit Pressure Options - Experience the zenith of power with bespoke pressure control solutions designed for a myriad of applications. These options, crafted with unparalleled precision, ensure flawless accuracy and alignment with your operational objectives, tailored to meet your every specific need.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 unique operational demands. Revel in the customizable configurations that enable you to achieve your desired outcomes effortlessly and with precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Propel your system's efficiency and control to unprecedented heights: Expertly designed to enhance your system's performance, providing unparalleled control and astounding effectiveness that transforms your operational capabilities.C - No magnetic ball valve; F - Normally open magnetic ball valve, pressurizing the pump when powered, unloading it when unpowered; D - Normally closed magnetic ball valve, unloading the pump when powered, pressurizing it when unpowered. Achieve precision tuning that offers unrivaled system efficiency and adaptability.D/F - Introducing a state-of-the-art, meticulously engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted with meticulous precision to maintain a meticulously designated pressure value, significantly enhancing advanced safety measures and optimizing operational security and reliability to unmatched levels.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Indulge in ultimate versatility and precision with adjustable settings ranging from 63 to 400 bar levels. This component epitomizes adaptability, seamlessly fulfilling every hydraulic requirement. The /NF configuration delivers systems without a pressure limiting valve, expertly designed for HLPSV, ensuring unparalleled pressure control for diverse applications with supreme accuracy.
(7) Product Series Classification - The Epitome of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series represents a masterful design, skillfully crafted to address every application, ensuring you obtain a product that seamlessly aligns with your specific requirements, delivering consistently superior performance.
(8)Thread size of directional spool valve ports A & B:2-G3/8; 3-G1/2; 4-G3/4; 5-G1; Featuring auxiliary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, meticulously engineered for flawless integration, ensuring peak efficiency.
(9)Directional valve block inflow controller options: Select from a comprehensive 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 offering precision and exceptional efficiency, customized to your exact needs.
(10) Valve core function symbols: Explore a vast spectrum of core functions: L, M, F, H, J, B, R, O, N, each meticulously crafted to fulfill specific functional requirements with unparalleled precision and reliability.
(11) Output flow code for ports A & B: Experience unmatched efficiency and reliability with our array of maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each flow rate is perfected for supreme performance and steadfast dependability, ensuring your operations achieve peak performance.
(12) Secondary Pressure Limitation Options: Dive into a realm of exceptional safety and dependability with our precision-engineered pressure limitation options, calibrated in bar for absolute peace of mind. Simplify tasks with 'N', ideal for operations without pressure limitation. Choose 'C' for synchronized pressure control on actuator ports A & B, guaranteeing perpetual performance. Opt for 'A---B---' for specialized and independent control, ensuring tailored management of ports A and B. Each selection is expertly crafted to uphold superior system integrity, ensuring your operations are secure and efficient.
(13) Function ON/OFF and Pressure Outlet Options: Elevate your operational proficiency with our customizable suite of options. For straightforward processes, 'N' provides a no-fuss solution without ON/OFF or pressure outlet needs. For enhanced control, select 'X' with C type pressure limitation, or 'S/S1' for AB type limitation for superior oversight. For precise electrical control, opt for 'A' for ON/OFF at side A or 'B' for side B. Each option is meticulously engineered to maximize precision, efficiency, and operational excellence.
(14) Operation Modes: Discover our comprehensive array of operation modes, each expertly crafted for exceptional versatility and accuracy. 'A(1,2)' offers manual control with ergonomic long or short handle options. 'E' delivers cutting-edge electric proportional control, while 'EA(1,2)' merges this with manual operation for ultimate adaptability. 'D' features electric switching value control, with 'DA(1,2)' adding manual enhancements. Choose 'M' for superior manual friction positioning with a long handle. For hydraulic operations, 'H' and 'F' offer unique pilot oil port designs, aligned or perpendicular, ensuring total control and mastery.
(15) Ancillary Block Port Sizes: Enhance adaptability and performance with our precision-engineered port size selections. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 for seamless system integration. Each size is crafted for unparalleled adaptability, ensuring peak performance across various systems, keeping your operations running at their best.
(16) End Plate Options: Uncover our expertly crafted end plate solutions, each designed for optimal functionality and flexibility. 'E1' sets the benchmark with external discharge of pilot oil and oil return control port T. 'E2' expands capabilities with an additional port Y for increased flexibility. 'E3' is engineered for enhanced performance with a 2-position, 3-way magnetic ball valve, optimizing system pressure to safety valve levels when engaged, ensuring top-tier functionality and reliability.
E4 mirrors 'E1', featuring innovative internal discharge of pilot oil with a sealed port T for optimized efficiency. 'E5' integrates robust 'E2' features with internal discharge, ensuring superior system performance. 'E6' embodies the sophisticated design of 'E3', offering advanced discharge control for demanding system requirements, ensuring your system remains at the forefront of efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our secure, high-performance voltage options, including the G12-12VDC, designed for unwavering safety and reliability in demanding environments. Our offerings ensure your system's stability and performance remain uncompromised, providing specialized solutions tailored to any application.G24-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G12bb621436
Since its inception in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has been a beacon of innovation and excellence in the hydraulic industry. As an esteemed subsidiary of the renowned China Baoan Group (stock code: 000009), we proudly stand as a national high-tech enterprise, exemplifying our commitment to technological advancements and quality excellence. Our exceptional capabilities span comprehensive research, state-of-the-art development, precise manufacturing, and strategic marketing of top-tier hydraulic components. Celebrated nationwide as a 'specialized, refined, and innovative' small giant enterprise, we are devoted to continuously enhancing our standards, reinforcing our leadership in the industry.
At the core of our innovative product range lies our flagship creation: the Enhanced Safety Atex Valve. This cutting-edge marvel in hydraulic system control is meticulously engineered for seamless integration into construction machinery and heavy-duty equipment. Its vital applications span across life-saving emergency rescue missions, intricate tunnel engineering, ambitious mining operations, and essential municipal service vehicle operations. Our unwavering commitment to forging strategic alliances with leading domestic manufacturers accelerates the localization of core hydraulic components for elite mechanical equipment. Driven by our guiding philosophy-'serving customers with technology, impressing with our attitude, and retaining through quality'-we pledge to deliver exceptional products, unparalleled services, and groundbreaking solutions. Aspiring to be globally recognized as a trusted supplier of premier hydraulic components, we persistently aim to set new standards of excellence on the international 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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