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 - Unleash the power of consistent excellence with this pump, an epitome of precise engineering. It guarantees an unbroken, smooth workflow, transforming your machinery into a beacon of accuracy and reliability. Depend on it to elevate your operational precision to new heights.;
HLPSV: Variable Displacement Pump - Embodying the pinnacle of adaptability and forward-thinking design, this pump meets diverse operational needs with ease. It offers seamless transitions and superior control, ensuring your operations stay ahead of the curve in performance and innovation.;
(2) Connection Block Ports P & R Specifications - Merging precision with reliability, these specifications create a sturdy operational bedrock. Crafted for impeccable performance, they ensure elevated dependability across applications, laying down an unshakeable path to success.:
2-G3/8; This compact marvel enhances operational efficiency with its precise design. Perfectly suited for tight spaces, it assures remarkable performance without any compromise.
3-G1/2; A testament to strength and resilience, this component is the backbone of system durability. Built for challenging conditions, it promises consistent and robust performance.;
4-G3/4; With innovative connectivity, this component offers unrivaled control and integration, boosting system efficiency and operational prowess.;
5, 55-G1; Designed to deliver exceptional flow in high-demand situations, this component ensures robust and consistent performance, easily tackling high-pressure challenges.;
6-G1 1/4; Crafted for extraordinary conditions, this component redefines power and capability standards, excelling in demanding tasks with effortless grace.;
(3) Additional Components and Specifications - Propel your system to new pinnacles with innovative components that redefine excellence. These specifications unlock unprecedented performance levels, setting your operations apart as a paradigm of success.:
C,Standard Type - A reliable foundation, crafted to satisfy core operational needs. This component offers steadfast support and exceptional reliability, enabling your system to reach its utmost potential.;
G,Throttle Valve (For HLPSL only) - Attain meticulous control to boost efficiency. This valve ensures maximum efficacy by fine-tuning operations, harmonizing all components for peak performance.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimizing flow management, this valve ensures extraordinary performance and reliability, consistently delivering outstanding results beyond conventional limits.;
(4) Pilot Oil Circuit Pressure Options - Experience unparalleled power with bespoke pressure control solutions designed for a multitude of applications. Precision-engineered to align perfectly with your operational needs, these options deliver extraordinary accuracy and ensure your performance goals are met with exceptional precision.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Introducing custom-designed solutions that seamlessly integrate with your unique operational demands. Benefit from customizable configurations that empower you to effortlessly achieve your desired outcomes with remarkable precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Propel your system's efficiency and control to exceptional levels: Meticulously crafted to elevate system performance, offering unprecedented control and superior effectiveness that transforms your operational capabilities.C - No magnetic ball valve; F - Normally open magnetic ball valve, energizing the pump when activated, unloading it when deactivated; D - Normally closed magnetic ball valve, unloading the pump when activated, energizing it when deactivated. Precision adjustments that provide unmatched system efficiency and adaptability.D/F - Introducing an advanced, meticulously engineered pressure limiting valve for secondary pressure (F50). This extraordinary engineering accomplishment is crafted with precise accuracy to maintain a specific pressure level, significantly enhancing advanced safety measures and optimizing operational security and reliability to new heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Revel in the ultimate flexibility and precision with adjustable settings ranging from 63 to 400 bar levels. This component epitomizes adaptability, seamlessly meeting all hydraulic requirements. The /NF configuration provides systems without a pressure limiting valve, expertly crafted for HLPSV, offering unrivaled pressure control for diverse applications with supreme accuracy.
(7) Product Series Classification - The Epitome of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series exemplifies a masterclass in design, expertly crafted to address every application, guaranteeing a product that perfectly aligns with your specific requirements, delivering consistently 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, meticulously 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, tailored for the N 3/3-way valve; 5, enhanced inflow controller. Explore pre-selectable options, each offering precision and exceptional efficiency, customized to your specific requirements.
(10) Valve core function symbols: Explore a broad collection of core functions: L, M, F, H, J, B, R, O, N, each meticulously crafted to meet specific functional requirements with outstanding precision and reliability.
(11) Output flow code for ports A & B: Achieve peak efficiency with available maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, each engineered for supreme performance and unwavering dependability.
(12) Secondary Pressure Limitation Options: Experience unparalleled safety and reliability with our expertly engineered pressure limitation options, precisely calibrated in bar for your peace of mind. Select 'N' for operations without pressure limiting protection for straightforward tasks. Opt for 'C' when simultaneous pressure limitation on actuator ports A & B is essential, ensuring consistent performance. For tailored and independent control, choose 'A---B---', offering specialized management of ports A and B. Each option is meticulously designed to uphold the highest standards of system integrity, ensuring your operations remain secure and efficient.
(13) Function ON/OFF and Pressure Outlet Options: Amplify your operational excellence with an array of customizable options tailored for peak performance. For straightforward operations, select 'N', which features no function ON/OFF or pressure outlet requirements. If your process demands enhanced control, 'X' paired with C type pressure limitation is ideal, or choose 'S/S1' with AB type pressure limitation for superior oversight. For electrical precision, opt for '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: Explore our diverse range of operation modes, each meticulously designed for unmatched versatility and precision. 'A(1,2)' offers manual operation with the option of a long or short handle, catering to your 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' provide 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 meticulously engineered port size options. Select from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 to promise seamless system integration. Each choice is designed for unmatched adaptability, delivering peak performance across varying systems and operational demands, ensuring your system is always at its best.
(16) End Plate Options: Discover 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' expands 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, enhancing 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: Select from our robust and secure voltage options, including the G12-12VDC, expertly designed for safety and reliability even in the most challenging environments. Our offerings provide specialized solutions and security tailored to any application, ensuring your system's stability and performance are never compromised.G24-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G12bb621436
Since its grand inception in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has lit up the hydraulic industry with its unstoppable quest for groundbreaking innovation and unrivaled brilliance. As a respected subsidiary of the prestigious China Baoan Group (stock code: 000009), we proudly stand as a national beacon of high-tech enterprise, embodying our steadfast dedication to pioneering technological breakthroughs and upholding exceptional quality standards. Our remarkable expertise spans comprehensive research, state-of-the-art development, precise manufacturing, and strategic marketing of elite hydraulic components. Revered nationwide as a 'specialized, refined, and innovative' small giant enterprise, we remain unwavering in elevating our excellence standards, further solidifying our leadership position within the industry.
At the core of our groundbreaking product line is our flagship creation: the Enhanced Safety Atex Valve. This masterpiece of modern engineering epitomizes the pinnacle of hydraulic system control, expertly crafted for seamless integration into construction machinery and formidable heavy-duty equipment. Its indispensable functionality spans critical applications, including life-saving emergency rescue missions, intricate tunnel engineering, ambitious mining operations, and the operation of vital municipal service vehicles. Our steadfast commitment to forging strategic alliances with leading domestic manufacturers accelerates the localization of core hydraulic components for premium 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 extraordinary products, delivering unparalleled services, and offering innovative solutions. With the ambition to be globally recognized as a trusted supplier of premier hydraulic components, we constantly 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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