Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These transformative engineering marvels epitomize the pinnacle of hydraulic innovation, skillfully integrating pressure, flow, and directional control into one superior, cohesive system. This unique synthesis ensures unparalleled performance and reliability across a vast spectrum of applications. Expertly 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 premier 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, exceptional energy efficiency, and the capability for stepless speed control. Moreover, 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-wise design, HLPSV valves stand out as the premier solution for advanced hydraulic control requirements, offering an impeccable balance 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 - A pinnacle of consistent excellence, this pump ensures a seamless and reliable workflow, elevating your system into an engineering marvel. Revel in dependable operation and empower your machinery to function with unparalleled precision.;
HLPSV: Variable Displacement Pump - Embodying innovation and versatility, this pump provides exceptional adaptability to meet diverse operational needs. With its visionary design, it enables fluid transitions and exemplary control, keeping your system at the forefront of performance.;
(2) Connection Block Ports P & R Specifications - Where precision meets reliability, crafting a sturdy operational framework. With exacting detail, these specifications ensure flawless performance and heightened dependability across all applications, providing a stable foundation for success.:
2-G3/8; This design optimizes compact efficiency, supporting streamlined operations with precision. Expertly engineered for tight spaces, it guarantees exceptional performance without compromise.
3-G1/2; Built for strength and unwavering reliability, this component forms a robust backbone for your system's resilience. Designed to endure tough conditions, it offers steadfast durability and performance.;
4-G3/4; Featuring sophisticated connectivity, this component ensures superior control and integration. Its advanced design boosts system efficiency, enhancing operational capability with finesse.;
5, 55-G1; Delivering exceptional flow rates for high-demand situations, this component ensures consistent, robust performance. Engineered for excellence, it addresses high-pressure challenges effortlessly.;
6-G1 1/4; Offering outstanding performance, this component excels in demanding environments. Crafted to exceed expectations, it sets new standards in power and capability, handling challenging tasks with ease.;
(3) Additional Components and Specifications - Enhance your system's potential with cutting-edge components that redefine operational prowess. These advanced specifications unlock unparalleled levels of performance, transforming your operations into a beacon of success.:
C,Standard Type - A reliable foundation, meticulously designed to fulfill essential operational demands. This component offers steadfast support and unmatched dependability, empowering your system to reach its full potential.;
G,Throttle Valve (For HLPSL only) - Achieve precision control to enhance your system's efficiency. This valve fine-tunes operations for peak effectiveness, ensuring every component works harmoniously for optimal results.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - This valve excels in flow management, driving extraordinary performance and reliability. Surpassing conventional limits, it consistently delivers exceptional results.;
(4) Pilot Oil Circuit Pressure Options - Experience extraordinary empowerment with our bespoke pressure control solutions, engineered to suit a wide array of applications. These meticulously crafted options ensure unerring accuracy and alignment with your operational ambitions, providing an unprecedented level of precision tailored to your specific requirements.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Introducing ingeniously engineered solutions that seamlessly integrate into your unique operational framework. Delight in customizable configurations that empower you to achieve precision-driven outcomes effortlessly.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Transform your system's efficiency and control with this expertly designed solution that enhances performance. Experience unparalleled control and remarkable effectiveness, revolutionizing your operational capabilities to new zeniths.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. Experience precision tuning that delivers unmatched system efficiency and adaptability, elevating operational performance.D/F - Discover a state-of-the-art, exquisitely precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is flawlessly crafted to uphold a specific pressure value, significantly enhancing advanced safety features and elevating operational security and reliability to extraordinary heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience ultimate versatility and accuracy with adjustable settings from 63 to 400 bar levels. This component is the epitome of adaptability, perfectly meeting every hydraulic requirement. The /NF configuration offers systems without a pressure limiting valve, expertly crafted for HLPSV, providing unmatched pressure control across diverse applications with supreme precision.
(7) Product Series Classification - The Apex of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series embodies a masterclass in design, meticulously crafted to cater to every application, ensuring you receive a product that aligns seamlessly with your specific needs, 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; Featuring auxiliary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, meticulously engineered for impeccable and seamless integration, ensuring optimal efficiency.
(9)Directional valve block inflow controller options: Choose from a comprehensive array 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, tailored to your distinct specifications.
(10) Valve core function symbols: Uncover an expansive selection 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) Unleash supreme efficiency with our output flow code for ports A & B. Achieve unparalleled performance and reliability with maximum output flows available at 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, and 210 L/min. Each carefully engineered to deliver consistent peak performance.
(12) Our Secondary Pressure Limitation Options offer unmatched safety and reliability, providing expertly engineered pressure limitations in bar, ensuring peace of mind. Select 'N' for tasks without pressure limiting protection. Choose 'C' for simultaneous pressure limitation on ports A & B for consistent performance, or 'A---B---' for tailored, independent control. Each option is crafted to maintain the highest system integrity, ensuring secure, efficient operations.
(13) Elevate your operations with our Function ON/OFF and Pressure Outlet Options. 'N' provides simple operations without ON/OFF or pressure outlet needs. For advanced control, 'X' with C type pressure limitation, or 'S/S1' with AB type pressure limitation offer superior oversight. Choose 'A' or 'B' for precise electrical ON/OFF capabilities on sides A or B. Each choice is designed for maximum precision and operational excellence.
(14) Discover unparalleled versatility and precision with our diverse Operation Modes. 'A(1,2)' provides manual operation with ergonomic handle options. 'E' offers electric proportional control, while 'EA(1,2)' combines manual adaptability. 'D' delivers electric switching control, with 'DA(1,2)' adding manual enhancements. 'M' offers expert manual friction positioning, and 'H' and 'F' ensure hydraulic precision with unique pilot oil port designs.
(15) Enhance adaptability and performance with our meticulously engineered Ancillary Block Port Sizes. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 for smooth system integration and peak performance across diverse systems, ensuring your operations are seamlessly optimized.
(16) Explore our expertly crafted End Plate Options, designed for top-tier functionality and adaptability. 'E1' features external pilot oil discharge and control port T. 'E2' adds port Y for increased flexibility. 'E3' includes a 2-position, 3-way magnetic ball valve to boost system pressure, ensuring high performance and reliability.
'E4' mirrors 'E1' with advanced internal pilot oil discharge and a sealed port T for optimized efficiency. 'E5' offers the robust features of 'E2' with internal discharge for superior performance. 'E6' combines the sophisticated design of 'E3', ensuring advanced discharge control for the most demanding requirements, keeping your systems efficient and sophisticated.
(17) Choose from our secure Control Voltage and Anti-Explosion Cable Options, including G12-12VDC, to ensure safety and reliability even under challenging conditions. Our solutions guarantee stability and performance, providing specialized security 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 illuminated the hydraulic industry with its relentless pursuit of groundbreaking innovation and unparalleled excellence. As a distinguished subsidiary of the prestigious China Baoan Group (stock code: 000009), we stand proud as a national high-tech enterprise, embodying our unwavering dedication to pioneering technological advancements and upholding superior quality standards. Our extraordinary expertise encompasses comprehensive research, cutting-edge development, precise manufacturing, and strategic marketing of top-tier hydraulic components. Revered across the nation as a 'specialized, refined, and innovative' small giant enterprise, we are unwavering in our commitment to continuously elevate our standards of excellence, further cementing our position as leaders in the industry.
At the heart of our pioneering product lineup is our flagship innovation: the Enhanced Safety Atex Valve. This marvel of modern engineering represents state-of-the-art hydraulic system control, meticulously crafted for seamless integration into construction machinery and robust heavy-duty equipment. Its crucial functionality extends across vital applications, including life-saving emergency rescue missions, complex tunnel engineering, ambitious mining operations, and the operation of essential municipal service vehicles. Our steadfast commitment to forming strategic alliances with leading domestic manufacturers expedites 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 devoted to producing exceptional products, providing unmatched services, and offering groundbreaking solutions. With an ambition to be recognized globally as a trusted supplier of premier hydraulic components, we continually strive to set new benchmarks 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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