Discover the future of hydraulic innovation with Jiangsu KM Hydraulic Control System Co., Ltd.'s state-of-the-art HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. Engineered to perfection, these cutting-edge hydraulic solutions integrate pressure, flow, and directional control into a seamless, unified system, ensuring unrivaled performance and reliability in every use case. Comprising three essential modules-connecting blocks, directional valves, and end plates-our valves are meticulously crafted for perfect integration into premium hydraulic systems, critical for top-tier engineering machinery. These valves skillfully control the movement direction and speed of hydraulic cylinders, motors, and actuators, offering unmatched precision and control. Standout features include a compact design, remarkable energy efficiency, and the ability to achieve stepless speed control. Furthermore, they enable the simultaneous operation of multiple actuators under diverse loads, delivering exceptional performance and adaptability for any application.
Our HLPSL valves are expertly engineered for constant displacement pump systems, providing unwavering and dependable performance in any setting. Meanwhile, the HLPSV valves are masterfully designed for variable pump systems and are distinguished by their superior energy-saving capabilities, though they may respond at a slightly slower pace. When efficiency is of utmost importance, the HLPSV valves are the optimal choice, offering advanced hydraulic control with a perfect fusion of precision, dependability, and energy efficiency. Ideal for sophisticated hydraulic systems, these valves represent the pinnacle of engineering excellence and energy conservation.
| 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 - The cornerstone of steadfast reliability, this pump guarantees consistent and unwavering performance, empowering your system for smooth, proficient operations. Revel in the unparalleled dependability that keeps your machinery running seamlessly, akin to a perfectly oiled machine.;
HLPSV: Variable Displacement Pump - A paragon of adaptability and versatility, this pump offers remarkable flexibility to satisfy a vast array of operational requisites. Designed to accommodate ever-evolving demands, it ensures seamless transitions and superior control, paving the way for exceptional performance.;
(2) Connection Block Ports P & R Specifications - Where precision harmonizes with reliability, creating a sturdy operational framework: Constructed with painstaking attention to detail for impeccable performance, enhancing reliability in every application.:
2-G3/8; Expertly engineered for compact efficiency, crafted to support streamlined and seamless operational productivity. Designed with precision in mind, it ensures remarkable performance even within the most confined spaces.
3-G1/2; Meticulously designed for robustness and dependability, providing a steadfast foundation for your system's integrity. Built to last, delivering unwavering durability in the most challenging conditions.;
4-G3/4; Showcasing advanced connectivity, offering superior control and elevated system integration. This enhancement merges sophistication and efficiency to elevate your system's operational capabilities.;
5, 55-G1; Delivering superior flow rates, ideal for high-demand scenarios, ensuring consistent and reliable performance. Crafted for excellence, it adeptly addresses high-pressure challenges with ease.;
6-G1 1/4; Setting new benchmarks in power and performance, this component delivers unparalleled efficiency, expertly engineered to excel in demanding environments and tackle challenges effortlessly.;
(3) Additional Components and Specifications - Elevating system capabilities to unprecedented heights: Unlock the full potential of your operations with these advanced components that redefine excellence.:
C,Standard Type - A steadfast and reliable foundation, meticulously crafted to fulfill essential operational demands. It provides unwavering support and unmatched reliability to empower your system.;
G,Throttle Valve (For HLPSL only) - Guarantees precision control, enhancing your system's overall efficiency. This ensures your operations are finely attuned for maximum effectiveness.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimizes flow management, providing unmatched performance and reliability. It transcends conventional limitations to deliver extraordinary outcomes.;
(4) Pilot Oil Circuit Pressure Options - Offering customized pressure control solutions for diverse applications: Tailored to your specific needs, providing precise control that aligns seamlessly with your operational goals.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Unveil our custom-engineered solutions, compellingly tailored to flawlessly synchronize with your unique operational requisites. Experience our adaptable configurations that ensure you realize your desired results effortlessly, with precision and confidence.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevating your operations to new heights: Skillfully designed to maximize your system's efficiency, offering unparalleled control and superior effectiveness that redefines 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. Experience precision tuning that guarantees unmatched system efficiency and adaptability, tailored to your needs.D/F - Discover the state-of-the-art innovation with our meticulously precision-engineered pressure limiting valve for secondary pressure (F50). This engineering masterpiece is crafted with extraordinary accuracy to uphold a specifically defined pressure value, significantly elevating advanced safety protocols and optimizing operational security and reliability to new heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Delight in the pinnacle of versatility and precision, with adjustable settings ranging from 63, 120, 210, 280, 315, 350, to 400 bar levels. This component epitomizes adaptability, flawlessly meeting every hydraulic requirement. The /NF configuration offers systems without a pressure limiting valve, expertly engineered for HLPSV, delivering unmatched pressure control across diverse applications with unparalleled accuracy.
(7) Product Series Classification - The Pinnacle of Engineering Mastery:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a testament to expert design, skillfully conceived to address every application, ensuring you acquire a product that seamlessly integrates 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; Featuring ancillary blocks or the innovative intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, intricately engineered for flawless 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, specifically designed for the N 3/3-way valve; 5, enhanced inflow controller. Indulge in pre-selectable options, each offering precision and exceptional efficiency, tailored perfectly to your specific needs.
(10) Valve core function symbols: Explore an expansive collection of core functions: L, M, F, H, J, B, R, O, N, each meticulously crafted to satisfy specific functional requirements with unmatched precision and reliability.
(11) Output flow code for ports A & B: Achieve peak operational excellence with available maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, each designed for supreme performance and unwavering dependability.
(12) Secondary Pressure Limitation Options: Elevate system safety and reliability with our meticulous pressure limitation options. Choose 'N' for no pressure limiting protection, 'C' for concurrent pressure limitation of actuator ports A & B, or 'A---B---' for independent pressure limitation for ports A & B. Each option is gauged in bar for uncompromising precision.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your operational precision with our customizable selections. Choose 'N' for a streamlined setup without function ON/OFF or pressure outlet. Opt for 'X' with C type pressure limitation, or 'S/S1' with AB type pressure limitation for superior control. Select 'A' for electrical ON/OFF on side A, or 'B' for side B, tailored for precision and functionality.
(14) Operation Modes: Discover the versatility and precision of our operation modes. 'A(1,2)' offers manual control with long or short handle options. 'E' provides electric proportional control, while 'EA(1,2)' combines it with manual operation for added flexibility. 'D' features electric switching value control, with 'DA(1,2)' adding manual capabilities. 'M' is crafted for manual friction positioning with a long handle. Experience pure hydraulic control with 'H' and 'F', featuring skillfully aligned or perpendicular pilot oil ports for comprehensive control.
(15) Ancillary Block Port Sizes: Achieve seamless integration and peak performance with our expertly engineered port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1. Each option promises adaptability and superior performance across a wide range of systems.
(16) End Plate Options: Discover precision with our crafted end plate solutions. 'E1' offers standard external discharge of pilot oil and an oil return control port T. 'E2' enhances flexibility with an added port Y. 'E3' features a 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve levels when activated for top-tier performance.
E4 mirrors 'E1' with an innovative internal discharge of pilot oil and a sealed port T for improved efficiency. 'E5' replicates 'E2's robust features with an internal discharge for optimal performance. 'E6' embodies 'E3's advanced design, delivering intricate system discharge control for complex requirements.
(17) Control Voltage and Anti-Explosion Cable Options: Ensure security and reliability with our specialized range, including G12-12VDC, designed for safety in challenging applications. Our options provide specialization and security for demanding environments.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 become a radiant beacon in the hydraulic industry, driven by an unwavering commitment to innovation and unmatched excellence. As a prestigious subsidiary of the esteemed China Baoan Group (stock code: 000009), we proudly stand as a national high-tech enterprise, a testament to our relentless pursuit of technological advancement and supreme quality standards. Our expert domain covers the comprehensive research, groundbreaking development, precise manufacturing, and strategic sales of top-tier hydraulic components. Lauded as a national 'specialized, refined, and innovative' small giant enterprise, we maintain an unyielding focus on excellence, continually reinforcing our leadership in the industry.
At the core of our product offerings is the flagship innovation: the Enhanced Safety Atex Valve. This remarkable achievement of contemporary engineering epitomizes the pinnacle of cutting-edge hydraulic system control, expertly crafted for integration with construction machinery and robust heavy-duty equipment. It is indispensable in crucial applications, from emergency rescue missions to tunnel engineering, mining projects, and the operation of municipal service vehicles. We are passionately committed to forming strategic alliances with leading domestic manufacturers, advancing the localization of core hydraulic components for sophisticated mechanical equipment. Guided by our core philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are resolute in delivering exceptional products, unmatched services, and innovative solutions. With a vision to emerge as a globally trusted supplier of premier hydraulic components, we consistently strive 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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