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 - The cornerstone of unwavering excellence, this pump ensures a steady and seamless workflow, transforming your system into a finely-tuned masterpiece of engineering prowess. Experience unparalleled dependability, enabling your machinery to function with unmatched precision and reliability.;
HLPSV: Variable Displacement Pump - A paragon of adaptability and innovation, this pump offers extraordinary flexibility to meet a variety of operational needs. Its cutting-edge design enables smooth transitions and superior control, ensuring your system remains at the forefront of performance excellence.;
(2) Connection Block Ports P & R Specifications - Where precision merges with reliability to form a strong operational framework. Crafted with meticulous attention, these specifications ensure impeccable performance and heightened dependability across all applications, providing a solid foundation for success.:
2-G3/8; This design embodies compact efficiency, supporting streamlined operations with precision. Meticulously crafted for space-constrained environments, it promises outstanding performance without compromise and excels in every aspect.
3-G1/2; Engineered for strength and dependability, this component forms a robust backbone for your system's resilience. Built to withstand rigorous conditions, it offers consistent durability and performance.;
4-G3/4; Featuring advanced connectivity, this component provides unrivaled control and integration. Its sophisticated design enhances system efficiency, boosting overall operational capability with finesse.;
5, 55-G1; Delivering exceptional flow rates for high-demand scenarios, this component ensures consistent and robust performance. Designed for excellence, it tackles high-pressure challenges with ease and precision, setting a new standard.;
6-G1 1/4; Offering extraordinary performance, this component excels in challenging environments. Engineered to exceed expectations, it sets new benchmarks in power and capability, effortlessly handling demanding tasks.;
(3) Additional Components and Specifications - Elevate your system's capabilities with cutting-edge components that redefine operational excellence. These advanced specifications unlock new performance levels, transforming your operations into a benchmark of success and innovation.:
C,Standard Type - A trusted foundation, meticulously crafted to fulfill essential operational demands. This component provides unwavering support and unmatched reliability, empowering your system to achieve its full potential with confidence.;
G,Throttle Valve (For HLPSL only) - Achieve precision control to enhance your system's efficiency. This valve fine-tunes operations for maximum effectiveness, ensuring every component works in harmony for optimal results, pushing performance to new heights.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - This valve optimizes flow management, driving extraordinary performance and reliability. Surpassing conventional limits, it consistently delivers exceptional results.;
(4) Pilot Oil Circuit Pressure Options - Experience the exceptional strength and adaptability of tailored pressure control solutions for varied applications. These precision-engineered options are designed to precisely align with your operational objectives, ensuring superior accuracy and performance.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Discover custom-engineered solutions seamlessly integrated to meet your unique operational challenges. Enjoy flexible configurations that empower you to achieve your desired results with ease and precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Transform your system's efficiency and control with this state-of-the-art solution. Expertly crafted to enhance performance, it offers unmatched control and remarkable effectiveness, revolutionizing your operations.C - No magnetic ball valve; F - Normally open magnetic ball valve, activating the pump when powered and unloading when not; D - Normally closed magnetic ball valve, unloading when powered and activating when not. Experience precision tuning for superior system efficiency and adaptability.D/F - Introducing a state-of-the-art precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is meticulously designed to maintain a precise pressure value, significantly enhancing safety measures and optimizing operational security and reliability to exceptional standards.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience the ultimate in versatility and precision with adjustable settings from 63 to 400 bar. This component embodies adaptability, fulfilling every hydraulic need. The /NF configuration presents systems without a pressure limiting valve, expertly crafted for HLPSV, providing unrivaled pressure control with supreme accuracy.
(7) Product Series Classification - The Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series exemplifies masterclass design, meticulously crafted to cover every application, ensuring you receive a product that perfectly aligns with your requirements, consistently delivering outstanding 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, designed for flawless integration, ensuring optimal efficiency.
(9)Directional valve block inflow controller options: Explore 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 providing precision and exceptional efficiency, personalized to your specific needs.
(10) Valve core function symbols: Dive into an extensive collection of core functions: L, M, F, H, J, B, R, O, N, each meticulously crafted to meet precise functional requirements with unmatched precision and reliability.
(11) Output Flow Code for Ports A & B: Achieve peak efficiency and supreme performance with our range of available maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each flow option is meticulously crafted for unyielding dependability, ensuring your system operates at the pinnacle of effectiveness and reliability.
(12) Secondary Pressure Limitation Options: Elevate your system's safety with our expertly engineered pressure limitation choices, calibrated in bar for precise control. Choose 'N' for operations that require no pressure limiting, perfect for straightforward tasks. Opt for 'C' to ensure simultaneous pressure limitation on actuator ports A & B, providing unwavering performance. For specialized management, select 'A---B---', offering tailored and independent control of ports A and B. Each option is a testament to top-tier system integrity, guaranteeing secure and efficient operations with unmatched reliability.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your operational capacity with our customizable array designed for peak performance. For basic operations, 'N' requires no function ON/OFF or pressure outlet. For processes needing refined control, 'X' paired with C type pressure limitation or 'S/S1' with AB type pressure limitation are excellent choices. For electrical precision, opt for 'A' to control ON/OFF functionality on side A, or 'B' for side B. Each meticulously crafted option ensures maximum precision and efficiency, driving operational excellence to new heights.
(14) Operation Modes: Discover our versatile range of operation modes, each crafted for precision and flexibility. 'A(1,2)' provides manual operation with customizable handle lengths for ergonomic optimization. 'E' offers cutting-edge electric proportional control, while 'EA(1,2)' blends this with manual operation for unmatched adaptability. 'D' delivers electric switching value control, with 'DA(1,2)' enhancing manual capability. Choose 'M' for expert manual friction positioning with a long handle. For purely hydraulic control, 'H' and 'F' offer innovative pilot oil port designs, ensuring complete mastery of your system.
(15) Ancillary Block Port Sizes: Enhance your system's versatility with our precisely engineered port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 to ensure seamless integration across diverse systems. Each selection is designed for superior adaptability and peak performance, ensuring your system operates at its highest potential under any operational demand.
(16) End Plate Options: Explore our range of expertly crafted end plate solutions, each meeting the highest standards of functionality and adaptability. 'E1' offers external discharge of pilot oil with port T control. 'E2' enriches your system's flexibility with an additional port Y. 'E3' features advanced performance with a 2-position, 3-way magnetic ball valve, enhancing system pressure to safety levels when engaged, ensuring top-tier functionality and reliability.
E4 mirrors 'E1', offering internal discharge of pilot oil and a sealed port T for optimized efficiency. 'E5' combines features of 'E2' with internal discharge for superior performance. 'E6' mirrors 'E3', offering advanced discharge control for demanding requirements, ensuring your system remains efficient and sophisticated in any scenario.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our secure voltage options, including the G12-12VDC, expertly designed for safety and reliability in challenging environments. Our offerings provide specialized solutions tailored to ensure your system's stability and performance remain uncompromised, no matter the 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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