Introducing the avant-garde HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves, a pinnacle of hydraulic engineering brilliance. These exceptional creations synthesize pressure, flow, and directional control in a sophisticated, all-encompassing system. This masterful integration guarantees exceptional performance and steadfast reliability across an array of applications. Fashioned from three pivotal functional modules - connecting blocks, directional valves, and end plates - these meticulously crafted valves are seamlessly incorporated into elite hydraulic systems, indispensable for high-caliber engineering machinery. They deftly handle the movement direction and speed of hydraulic cylinders, motors, and other actuators, delivering precision and control that is second to none. Standout features include a sleek, compact design, outstanding energy efficiency, and the provision for seamless speed control. Furthermore, they enable the concurrent operation of multiple actuators under diverse load conditions, presenting unparalleled performance and adaptability for any utilization.
The HLPSL valves are expertly designed for constant displacement pump systems, ensuring unwavering and trustworthy performance in any environmental setting. In contrast, the HLPSV valves are astutely crafted for variable pump systems. Despite the HLPSV valves' slightly slower response, they excel with extraordinary energy-saving capabilities, making them the ideal choice where supreme efficiency is paramount. With their innovative engineering and energy-efficient design, HLPSV valves distinguish themselves as the premier solution for cutting-edge hydraulic control needs, offering a flawless combination 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 epitome of reliability and excellence, this pump ensures a seamless and consistent workflow, elevating your system to an engineering masterpiece. Revel in its unmatched dependability as it empowers your machinery with extraordinary precision.;
HLPSV: Variable Displacement Pump - A symbol of adaptability and forward-thinking innovation, this pump offers remarkable versatility to meet diverse operational demands. Its cutting-edge design facilitates smooth transitions and superior control, keeping your system at the forefront of performance.;
(2) Connection Block Ports P & R Specifications - Precision meets reliability to create a strong operational framework. With meticulous attention to detail, these specifications ensure flawless performance and superior dependability in all applications, laying a steadfast foundation for success.:
2-G3/8; This design exemplifies compact proficiency, enhancing streamlined operational efficiencies with precision. Expertly crafted for space-constrained environments, it delivers outstanding performance without compromise.
3-G1/2; Engineered for strength and reliability, this component serves as a robust backbone for your system's endurance. Built to thrive under challenging conditions, it offers steadfast durability and performance.;
4-G3/4; With advanced connectivity, this component provides exceptional control and integration. Its sophisticated design amplifies system efficiency, enhancing overall operational capability with flair.;
5, 55-G1; Delivering remarkable flow rates for high-demand scenarios, this component ensures consistent, robust performance. Designed for excellence, it tackles high-pressure challenges with ease and precision.;
6-G1 1/4; Boasting extraordinary performance, this component excels in challenging environments. Engineered to exceed expectations, it sets new standards in power and capability, handling demanding tasks effortlessly.;
(3) Additional Components and Specifications - Boost your system capabilities with state-of-the-art components that redefine operational excellence. These advanced specifications unlock new performance levels, transforming your operations into a paragon of success.:
C,Standard Type - A reliable foundation, meticulously crafted to fulfill essential operational needs. This component provides steadfast support and unmatched reliability, enabling your system to achieve its utmost potential.;
G,Throttle Valve (For HLPSL only) - Attain precision control to enhance system efficiency. This valve optimizes operations for peak effectiveness, ensuring every component harmonizes for optimal results.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - This valve optimizes flow management, delivering extraordinary performance and reliability. It transcends conventional limits, ensuring exceptional results consistently.;
(4) Pilot Oil Circuit Pressure Options - Experience unrivaled versatility and power with bespoke pressure control solutions designed for a multitude of applications. Engineered with meticulous accuracy to cater to your unique requirements, these options deliver extraordinary precision, perfectly aligning with your operational aspirations.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Introducing custom-engineered solutions that seamlessly integrate with your distinct operational needs. Relish customizable configurations that empower you to achieve your desired outcomes with remarkable ease and precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Augment your system's efficiency and control to exceptional levels: Expertly crafted to enhance your system's performance, providing unrivaled control and exceptional effectiveness, transforming your operational capabilities with groundbreaking innovations.C - No magnetic ball valve; F - Normally open magnetic ball valve, activating the pump when powered, unloading when unpowered; D - Normally closed magnetic ball valve, unloading the pump when powered, pressurizing when unpowered. Precision-tuned for unmatched system efficiency and adaptability.D/F - Discover the epitome of engineering innovation with a precision-engineered pressure limiting valve for secondary pressure (F50). This technical marvel is crafted with impeccable precision to maintain a precisely assigned pressure value, significantly enhancing advanced safety measures while elevating operational security and reliability to unprecedented heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Revel in ultimate versatility and precision with adjustable settings ranging from 63 to 400 bar levels. This component exemplifies adaptability, seamlessly fulfilling every hydraulic demand. The /NF configuration offers systems without a pressure limiting valve, expertly designed for HLPSV, delivering unparalleled pressure control for diverse applications with extraordinary 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 superior design, meticulously crafted to meet every application, ensuring you receive a product that seamlessly aligns with your specific requirements, consistently delivering 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, intricately engineered for flawless and seamless integration, ensuring peak efficiency and performance.
(9)Directional valve block inflow controller options: Explore an extensive array of options: 1, without inflow controller; 2, standard inflow controller; 4, sophisticated 3-way flow controller for both inlet and outlet, specifically designed for the N 3/3-way valve; 5, advanced inflow controller. Immerse yourself in pre-selectable options, each offering precision and exceptional efficiency, finely tuned to your specific needs.
(10) Valve core function symbols: Delve into a wide array of core functions: L, M, F, H, J, B, R, O, N, each meticulously designed to meet specific functional needs with unrivaled precision and reliability.
(11) Output flow code for ports A & B: Achieve peak efficiency with our meticulously engineered output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each flow rate is crafted to deliver supreme performance and unwavering reliability, ensuring your operations always reach their optimal potential.
(12) Secondary Pressure Limitation Options: Experience unparalleled safety and reliability with our expertly designed pressure limitation options, precisely calibrated in bar to offer peace of mind. Select 'N' for operations where pressure limiting protection is not required for straightforward tasks. Opt for 'C' to enable simultaneous pressure limitation on actuator ports A & B, ensuring consistent performance. For tailored and independent control, choose 'A---B---', providing specialized management for ports A and B. Each option is meticulously engineered to uphold the highest standards of system integrity, maintaining the security and efficiency of your operations.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your operations with a suite of customizable options geared for peak performance. Choose 'N' for straightforward operations without ON/OFF or pressure outlet requirements. If enhanced control is essential, 'X' with C type pressure limitation is ideal. Alternatively, select 'S/S1' with AB type pressure limitation for superior oversight. For electrical precision, choose 'A' for ON/OFF functionality on side A, or 'B' for side B. Each option is meticulously crafted to ensure maximum precision, efficiency, and operational excellence.
(14) Operation Modes: Discover our comprehensive range of operation modes, each meticulously designed for unmatched versatility and precision. 'A(1,2)' offers manual operation with a long or short handle, catering to specific ergonomic needs. 'E' provides advanced electric proportional control, while 'EA(1,2)' combines this with manual operation for optimal adaptability and responsiveness. 'D' offers electric switching value control, complemented by 'DA(1,2)' for manual enhancements. Choose 'M' for expert manual friction positioning with a long handle. For purely hydraulic operations, 'H' and 'F' feature unique pilot oil port designs, either aligned or perpendicular, ensuring comprehensive control and mastery over your system.
(15) Ancillary Block Port Sizes: Elevate adaptability and performance with our expertly designed port size options. Select from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 to ensure seamless system integration. Each choice is crafted for unmatched adaptability, delivering peak performance across varying systems and operational demands, ensuring your system operates at its best.
(16) End Plate Options: Explore our expertly crafted end plate solutions, each designed to meet the highest standards of functionality and adaptability. 'E1' sets the standard with its external discharge of pilot oil and oil return control port T. 'E2' broadens your capabilities with an additional port Y, offering enhanced flexibility. 'E3' is engineered for advanced performance with a 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve levels when activated, ensuring superior functionality and reliability.
E4 mirrors 'E1', featuring cutting-edge internal discharge of pilot oil and a sealed port T for optimized efficiency. 'E5' incorporates the robust features of 'E2' with internal discharge for superior system performance. 'E6' encapsulates the sophisticated design of 'E3', offering advanced discharge control, perfect for the most demanding system requirements, ensuring your system is always at the forefront of efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our robust and secure voltage options, including the G12-12VDC, meticulously crafted for safety and reliability even in the most challenging environments. Our offerings provide specialized solutions that ensure 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 and excellence in the hydraulic industry. As a proud subsidiary of the esteemed China Baoan Group (stock code: 000009), our company thrives as a national high-tech enterprise, showcasing our steadfast dedication to technological advancements and exceptional quality standards. Our expertise spans comprehensive research, state-of-the-art development, precise manufacturing, and strategic marketing of elite hydraulic components. Celebrated nationwide as a 'specialized, refined, and innovative' small giant enterprise, we are resolute in our pursuit of excellence, further solidifying our status as industry leaders.
At the core of our revolutionary product suite lies our flagship offering: the Enhanced Safety Atex Valve. This masterpiece of engineering epitomizes advanced hydraulic system control, designed for effortless integration into construction machinery and heavy-duty equipment. Its indispensable role spans critical applications, including life-saving emergency rescues, intricate tunnel engineering, expansive mining operations, and the operation of vital municipal service vehicles. Our unwavering commitment to forging strategic partnerships with leading domestic manufacturers accelerates the localization of core hydraulic components for top-tier mechanical equipment. Guided by our core philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are devoted to crafting extraordinary products, delivering unparalleled services, and pioneering groundbreaking solutions. With an aspiration to achieve global recognition as a trusted provider of premier hydraulic components, we continually 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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