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 - A marvel of dependability and engineering brilliance, this pump is the bedrock of consistency, ensuring a seamless and efficient workflow. Elevate your machinery with this epitome of precision and reliability, setting new standards of excellence.;
HLPSV: Variable Displacement Pump - The epitome of adaptability and forward-thinking innovation, this pump caters to a spectrum of operational needs with extraordinary flexibility. Its cutting-edge design ensures smooth transitions and unmatched control, keeping your system at the forefront of performance.;
(2) Connection Block Ports P & R Specifications - The intersection where precision meets unwavering reliability, crafting a strong operational framework. Designed with unparalleled detail, these specs promise impeccable performance and steadfast dependability across all uses, laying a rock-solid foundation for success.:
2-G3/8; This compact design embodies efficiency and precision, perfect for space-restricted settings. Meticulously engineered to deliver superior performance, it excels without compromise.
3-G1/2; Crafted for strength and endurance, this component forms the backbone of your system's resilience. Built to meet the demands of challenging conditions, it ensures steadfast durability and performance.;
4-G3/4; With superior connectivity, this component offers unmatched control and seamless integration. Its sophisticated design enhances system efficiency, boosting overall operational prowess with elegance.;
5, 55-G1; Engineered for exceptional flow rates in high-demand scenarios, this component ensures robust and consistent performance. Designed for excellence, it tackles high-pressure challenges with precision and ease.;
6-G1 1/4; This component excels in demanding environments, offering extraordinary performance. Engineered to surpass expectations, it sets new standards in power and capability, effortlessly handling tough tasks.;
(3) Additional Components and Specifications - Propel your system to new heights with cutting-edge components that redefine operational excellence. These advanced specs unlock unparalleled performance, transforming your operations into a hallmark of success.:
C,Standard Type - A foundation of trust and reliability, meticulously designed to meet essential operational needs. This component offers unwavering support and unmatched dependability, driving your system to achieve its full potential.;
G,Throttle Valve (For HLPSL only) - Enhance your system's efficiency with precision control. This valve fine-tunes operations for maximum effectiveness, ensuring harmony among all components for optimal results.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimizing flow management, this valve delivers exceptional performance and reliability. Breaking conventional limits, it ensures exceptional results every time.;
(4) Pilot Oil Circuit Pressure Options - Experience the zenith of power and control with our bespoke pressure solutions. These expertly crafted options guarantee exceptional precision and alignment with your operational aspirations, allowing for seamless adjustments tailored to your unique applications.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Introducing expertly tailored solutions that integrate seamlessly with your operational requirements. Revel in the versatility of customizable configurations that empower effortless achievement of your desired precision outcomes.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Transform your system's efficiency and control: Flawlessly engineered to enhance performance, offering superior control and remarkable effectiveness, redefining your operational potential.C - No magnetic ball valve; F - Normally open magnetic ball valve, initiates pump pressurization when powered, facilitates unloading when unpowered; D - Normally closed magnetic ball valve, enables pump unloading when powered and pressurization when unpowered. Achieve unparalleled system efficiency and adaptability with precision tuning.D/F - Discover a state-of-the-art, precision-engineered pressure limiting valve for secondary pressure (F50). This technical marvel is crafted with exceptional precision, ensuring an exact pressure value is maintained, significantly enhancing safety measures and operational security to extraordinary levels.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience peak versatility and precision with adjustable settings from 63 to 400 bar. This component epitomizes adaptability, seamlessly meeting all hydraulic demands. The /NF configuration offers systems devoid of a pressure limiting valve, expertly crafted for HLPSV, providing unparalleled pressure control with exceptional accuracy across diverse applications.
(7) Product Series Classification - The Pinnacle of Engineering Mastery:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a testament to superior design, meticulously created to cater to every application, ensuring you receive a product that perfectly aligns with your specific needs, 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, precisely engineered for flawless integration, ensuring optimal efficiency.
(9)Directional valve block inflow controller options: Opt for an expansive selection: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, designed for the N 3/3-way valve; 5, enhanced inflow controller. Explore pre-configured options, each offering unmatched precision and superior efficiency, tailored to your specific needs.
(10) Valve core function symbols: Discover a vast array of core functions: L, M, F, H, J, B, R, O, N, each meticulously engineered to fulfill specific functional needs with unrivaled precision and dependability.
(11) Output flow code for ports A & B: Elevate your system's performance with our industry-leading output flows, engineered for optimal efficiency and steadfast reliability. Choose from our range: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, each crafted to deliver remarkable dependability and top-tier functionality.
(12) Secondary Pressure Limitation Options: Unleash exceptional safety and operational reliability with our advanced pressure limitation selections. Each option is precisely engineered in bar for your assurance. For operations without pressure limits, opt for 'N'. For synchronized pressure control on actuator ports A & B, 'C' is your ideal choice. To achieve independent, specialized control, select 'A---B---'. Every option upholds premier system integrity and ensures your operations thrive in security and efficiency.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your operational capabilities with our versatile, customizable options for peak performance. For straightforward tasks, choose 'N' without ON/OFF or pressure outlet needs. If advanced control is required, 'X' with C type pressure limitation or 'S/S1' with AB type limitation offers superior oversight. Opt for 'A' or 'B' for precise ON/OFF control on sides A or B, respectively. Each option is expertly crafted to achieve the utmost precision, efficiency, and operational superiority.
(14) Operation Modes: Discover our expansive array of operation modes, each meticulously designed for superior versatility and precision. 'A(1,2)' offers manual operation with ergonomic handle choices, while 'E' delivers cutting-edge electric proportional control. 'EA(1,2)' merges this with manual operation for optimal adaptability. 'D' provides electric switching value control, with 'DA(1,2)' adding manual features. 'M' ensures skilled manual friction positioning. For exclusive hydraulic control, 'H' and 'F' offer distinct pilot oil port alignments, ensuring unrivaled mastery over your system.
(15) Ancillary Block Port Sizes: Amplify adaptability and performance with our expertly engineered port size selections. Options include /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1, each designed for flawless system integration. They deliver superior adaptability and unparalleled performance across diverse systems and operational requirements, ensuring peak system functionality.
(16) End Plate Options: Explore our sophisticated end plate solutions, specifically crafted to surpass even the highest standards of functionality and adaptability. 'E1' offers external discharge of pilot oil with control port T. 'E2' adds flexibility with an additional port Y. 'E3' boasts a 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve levels when engaged, ensuring exceptional performance and reliability.
E4 mirrors 'E1' but features a cutting-edge internal discharge of pilot oil with a sealed port T for optimized efficiency. 'E5' extends 'E2' with internal discharge for outstanding system performance. 'E6' refines the sophisticated design of 'E3', delivering enhanced discharge control perfect for demanding system requirements, ensuring your system remains at the pinnacle of efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our robust, secure voltage options like the G12-12VDC, engineered for safety and dependability even in the most challenging conditions. Our comprehensive offerings guarantee specialized solutions and protection tailored to any application, 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 been a beacon of innovation in the hydraulic industry, setting new standards through its relentless quest for groundbreaking advancements and exceptional quality. As a proud subsidiary of the esteemed China Baoan Group (stock code: 000009), we are recognized as a national high-tech enterprise, a testament to our unwavering dedication to leading technological progress and maintaining exemplary quality standards. Our expertise spans across comprehensive research, state-of-the-art development, precise manufacturing, and strategic marketing of premium hydraulic components. Acclaimed nationwide as a 'specialized, refined, and innovative' small giant enterprise, we remain committed to advancing and elevating our standards of excellence, reinforcing our leadership in the industry.
At the forefront of our innovative product offerings stands our flagship creation: the Enhanced Safety Atex Valve. This marvel of modern engineering epitomizes cutting-edge hydraulic system control, meticulously designed for flawless integration with construction machinery and robust heavy-duty equipment. Its critical functionality spans vital applications, including life-saving emergency rescues, intricate tunnel engineering, ambitious mining operations, and the management of essential municipal service vehicles. Our unwavering commitment to forging strategic alliances with leading domestic manufacturers accelerates 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 dedicated to delivering exceptional products, unparalleled services, and innovative solutions. Aspiring for global recognition as a trusted supplier of premier hydraulic components, we constantly strive to establish 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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