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 seamless workflow, transforming your system into a marvel of engineering. Experience unmatched reliability and empower your machinery with precision.;
HLPSV: Variable Displacement Pump - A beacon of flexibility and innovation, this pump adapts remarkably to diverse operational needs. Its advanced design facilitates smooth transitions and exceptional control, keeping your system at peak performance.;
(2) Connection Block Ports P & R Specifications - Precision meets reliability, forming a strong operational framework. Crafted meticulously, these specs ensure top performance and dependability across applications, laying a solid foundation for success.:
2-G3/8; This compact design supports efficient operations with precision, excelling in constrained spaces for superior performance.
3-G1/2; Engineered for strength, this component is the backbone of your system's endurance, offering durability in demanding conditions.;
4-G3/4; With advanced connectivity, this component enhances system efficiency, offering unmatched control and integration.;
5, 55-G1; Designed for exceptional flow in high-demand scenarios, this component ensures robust, consistent performance.;
6-G1 1/4; Excelling in tough environments, this component sets new power and performance benchmarks, handling challenges effortlessly.;
(3) Additional Components and Specifications - Transform your operations with cutting-edge components that redefine excellence. These advanced features elevate performance, setting a benchmark for success.:
C,Standard Type - A solid foundation, crafted to meet essential demands with unmatched support and reliability, empowering your system's potential.;
G,Throttle Valve (For HLPSL only) - Precision control enhances efficiency, ensuring all components work in harmony for optimal results.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimizing flow management, it surpasses limits for exceptional performance and reliability.;
(4) Pilot Oil Circuit Pressure Options - Discover limitless power with our bespoke pressure control solutions designed to cater to a vast array of applications. Engineered with unparalleled precision to fit your unique specifications, these options provide exceptional accuracy and alignment with your operational objectives.0 - Without pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Introducing custom-engineered solutions seamlessly integrating with your distinct operational needs. Benefit from adaptable configurations that empower you to realize your goals effortlessly and with unmatched precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Enhance your system's performance and control capabilities: Masterfully designed to significantly improve your system's efficiency, offering unrivaled control and effectiveness that transforms your operational potential.C - No magnetic ball valve; F - Normally open magnetic ball valve, energizing the pump when powered, unloading it when unpowered; D - Normally closed magnetic ball valve, unloading the pump when powered, energizing it when unpowered. Precision tuning ensures exceptional system efficiency and adaptability.D/F - Introducing a state-of-the-art, precision-engineered pressure limiting valve for secondary pressure (F50). This technological marvel is crafted with exacting precision to maintain a specifically designated pressure, significantly enhancing advanced safety protocols and optimizing operational security and reliability to unprecedented standards.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience the height of versatility and precision with adjustable settings spanning 63 to 400 bar. This component epitomizes adaptability, seamlessly meeting every hydraulic demand. The /NF configuration offers systems without a pressure limiting valve, expertly crafted for HLPSV, delivering unparalleled pressure control for a wide range of applications with supreme precision.
(7) Product Series Classification - The Apex of Engineering Brilliance:;-2 2 Series; -3 3 Series; -5 5 Series; Each series represents a pinnacle of design excellence, meticulously crafted to suit every application, ensuring you receive a product that seamlessly aligns with your distinct needs, delivering consistent and outstanding performance.
(8)Thread size of directional spool valve ports A & B:2-G3/8; 3-G1/2; 4-G3/4; 5-G1; Equipped with auxiliary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, meticulously designed for seamless integration, ensuring optimal system 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 delivering precision and superior efficiency, tailored to your specific requirements.
(10) Valve core function symbols: Delve into a broad spectrum of core functions: L, M, F, H, J, B, R, O, N, each precisely crafted to fulfill specific functional demands with unmatched precision and reliability.
(11) Output flow code for ports A & B: Unleash extraordinary efficiency with our range of maximum output flows available in: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, and 210 L/min. Each is intuitively crafted for exceptional performance and unwavering reliability, ensuring your operations flourish seamlessly.
(12) Secondary Pressure Limitation Options: Elevate safety and reliability with expertly designed pressure limitation options, finely tuned in bar for ultimate peace of mind. Choose 'N' for operations without pressure limiting for simple tasks. Choose 'C' for simultaneous pressure limitation on actuator ports A & B, guaranteeing consistent performance. For bespoke control, select 'A---B---', offering specialized management of ports A and B. Every choice is crafted to maintain the highest system integrity, ensuring operations are secure and efficient.
(13) Function ON/OFF and Pressure Outlet Options: Elevate operational excellence with customizable options for peak performance. For straightforward tasks, 'N' features no function ON/OFF or pressure outlet needs. For enhanced control, 'X' with C type pressure limitation is ideal, or opt for 'S/S1' with AB type pressure limitation for superior oversight. For electrical precision, choose 'A' for ON/OFF on side A or 'B' for side B. Every option is engineered for precision, efficiency, and excellence.
(14) Operation Modes: Discover a spectrum of operation modes, each crafted for outstanding versatility and precision. 'A(1,2)' features manual operation with ergonomic handle options. 'E' provides advanced electric proportional control, while 'EA(1,2)' merges this with manual operation for adaptability. 'D' introduces electric switching value control, with 'DA(1,2)' adding manual enhancements. Opt for 'M' for manual friction positioning with a long handle. 'H' and 'F' offer unique hydraulic operations with pilot oil port designs for mastery over your system.
(15) Ancillary Block Port Sizes: Enhance adaptability with port size options tailored for seamless integration: /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1. Each option is designed for unmatched adaptability, promising peak performance across diverse systems and demands, ensuring your system performs at its best.
(16) End Plate Options: Explore our meticulously crafted end plate solutions, each designed for top-notch functionality and adaptability. 'E1' offers external discharge of pilot oil and oil return control port T. 'E2' adds an extra port Y for greater flexibility. 'E3' provides advanced performance with a 2-position, 3-way magnetic ball valve, boosting system pressure to safety valve levels when activated, ensuring exceptional reliability.
E4 mirrors 'E1', featuring cutting-edge internal discharge of pilot oil and a sealed port T for optimized efficiency. 'E5' integrates the robust features of 'E2' with internal discharge for superior performance. 'E6' encapsulates 'E3's sophisticated design, providing advanced discharge control, perfect for demanding requirements, ensuring your system leads in efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from secure voltage options like G12-12VDC, engineered for reliability in challenging environments. Our offerings deliver specialized solutions and security, ensuring your system's stability and performance remain uncompromised.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 core of our groundbreaking product lineup is the Enhanced Safety Atex Valve, a marvel of modern engineering. This flagship innovation in hydraulic system control is meticulously crafted for seamless integration into construction machinery and robust heavy-duty equipment. Its vital functionality extends across crucial applications such as life-saving emergency rescue missions, intricate tunnel engineering, ambitious mining operations, and the operation of essential municipal service vehicles. Our unwavering commitment to forming strategic alliances with leading domestic manufacturers accelerates the localization of core hydraulic components for high-end mechanical equipment. Guided by our core philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are dedicated to producing exceptional products, offering unparalleled services, and delivering innovative solutions. Aspiring to be recognized globally as a trusted supplier of premier hydraulic components, we are devoted to setting 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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