Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves, which are the pinnacle of hydraulic innovation. These engineering marvels seamlessly merge pressure, flow, and directional control into a single, superior, and unified system. This distinct amalgamation guarantees exceptional performance and reliability across a myriad of applications. Meticulously crafted from three vital functional modules-connecting blocks, directional valves, and end plates-these precision-engineered valves are designed to integrate flawlessly into high-end hydraulic systems, essential for elite engineering machinery. They proficiently manage both the movement direction and speed of hydraulic cylinders, motors, and other actuators, delivering unmatched precision and control. Among the key highlights are a compact design, outstanding energy efficiency, and the ability for stepless speed control. Furthermore, they enable the synchronous operation of multiple actuators under varying loads, offering extraordinary performance and versatility for any application.
The HLPSL valves are meticulously crafted for constant displacement pump systems, ensuring steadfast and reliable operation in any environment. On the other hand, the HLPSV valves are ingeniously designed for variable pump systems. While the HLPSV valves may exhibit a slightly slower response, they excel in delivering exceptional energy-saving performance, making them the ideal choice in scenarios where efficiency takes precedence. With their state-of-the-art engineering and energy-efficient design, HLPSV valves stand out as the premier solution for sophisticated hydraulic control needs, presenting an impeccable 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 - At the heart of industrial excellence, this pump assures a seamless and consistent workflow. Transform your system into an engineering masterpiece with this pinnacle of dependability, allowing your machinery to function with precision and consistency like never before.;
HLPSV: Variable Displacement Pump - A beacon of versatility and cutting-edge design, this pump offers remarkable responsiveness to varying operational needs. Embrace its innovative design for smooth transitions and superior control, keeping your system at the forefront of performance excellence.;
(2) Connection Block Ports P & R Specifications - Precision meets reliability to create a solid operational infrastructure. Crafted with meticulous precision, these specifications deliver flawless performance and enhanced dependability in every application, providing an unyielding platform for your success.:
2-G3/8; This compact design maximizes efficiency, ensuring streamlined operations with precision. Perfectly suited for tight spaces, it delivers superior performance without compromise.
3-G1/2; Built for resilience and strength, this component is the bedrock of your system's endurance. Designed to excel under pressure, it offers lasting durability and high performance.;
4-G3/4; With advanced connectivity, this component offers unmatched control and seamless integration. Its sophisticated design boosts system efficiency, enhancing overall capabilities with precision.;
5, 55-G1; Providing exceptional flow rates for high-demand operations, this component ensures consistent and robust output. Designed to tackle high-pressure challenges with ease, it delivers excellence.;
6-G1 1/4; Delivering outstanding performance in challenging conditions, this component surpasses expectations. Set new standards in power and capability, handling demanding tasks effortlessly.;
(3) Additional Components and Specifications - With superior components that push the boundaries of operational excellence, elevate your system's potential. These advanced specifications unlock unparalleled performance, setting new benchmarks for your success.:
C,Standard Type - Serving as a trusted foundation, meticulously crafted to meet vital operational needs. This component offers unwavering support and unmatched reliability, enabling your system to reach its utmost potential.;
G,Throttle Valve (For HLPSL only) - Enhance your system's efficiency with precision control. This valve fine-tunes operations for peak effectiveness, ensuring harmonious operation of every component for optimal results.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimize flow management with this valve, driving exceptional performance and reliability. Exceed conventional limits with extraordinary results every time.;
(4) Pilot Oil Circuit Pressure Options - Experience the power of precision with customizable pressure control solutions designed for diverse applications. These options, crafted with exceptional accuracy, ensure seamless integration with your unique operational objectives, delivering unmatched results tailored to your needs.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Discover bespoke solutions engineered to align with your operational requirements. Experience unmatched precision and effortless achievement of desired outcomes through customizable configurations.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Transform your system's functionality and control: Precisely engineered to enhance performance, offering exceptional control and effectiveness that redefine your operational potential.C - No magnetic ball valve; F - Normally open magnetic ball valve, engaging the pump under power and disengaging when unpowered; D - Normally closed magnetic ball valve, disengaging the pump under power, engaging it when unpowered. Precision adjustments for unparalleled system efficiency and adaptability.D/F - Presenting a state-of-the-art, precision-engineered pressure limiting valve for secondary pressure (F50). This engineering marvel is crafted to maintain specific pressure values, enhancing safety measures and optimizing security and reliability to unprecedented standards.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Revel in ultimate versatility and precision with settings adjustable from 63 to 400 bar levels. This component showcases adaptability, fulfilling every hydraulic need. The /NF setup provides systems without a pressure limiting valve, crafted meticulously for HLPSV, delivering superior pressure control with precision.
(7) Product Series Classification - The Epitome of Engineering Mastery:;-2 2 Series; -3 3 Series; -5 5 Series; Each series exemplifies design excellence, expertly crafted to meet every application need, ensuring a product that seamlessly aligns with your unique specifications for consistently superior 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, engineered for flawless integration, ensuring peak efficiency.
(9)Directional valve block inflow controller options: Select from an extensive range: 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. Each pre-selectable option provides precision and exceptional efficiency, customized for your specific needs.
(10) Valve core function symbols: Dive into a comprehensive array of core functions: L, M, F, H, J, B, R, O, N, each crafted with precision to meet specific functional demands with unparalleled reliability.
(11) Output flow code for ports A & B: Master your hydraulic performance with our top-tier output flow options, ranging from 3 to 210 L/min. Each option ensures peak operational efficiency and unwavering reliability, meeting the most demanding requirements with supreme confidence.
(12) Secondary Pressure Limitation Options: Elevate your system's safety and reliability with our precision-engineered pressure limitation options. Choose 'N' for straightforward operations without pressure limits, 'C' for simultaneous control on ports A & B, or 'A---B---' for tailored management of each port. Crafted to the highest standards, these options secure your operations, ensuring consistent and efficient performance.
(13) Function ON/OFF and Pressure Outlet Options: Maximize your system's capabilities with our tailored options for ultimate control and precision. For basic operations, select 'N'. For enhanced control, 'X' with C type pressure limitation or 'S/S1' with AB type pressure limitation offer superior oversight. Opt for electrical precision with 'A' or 'B' for ON/OFF functionality on respective sides. Each choice is crafted for precision, efficiency, and operational excellence.
(14) Operation Modes: Delve into our versatile operation modes, each designed for exceptional precision and adaptability. 'A(1,2)' offers ergonomic manual control, 'E' provides electric proportional control, and 'EA(1,2)' combines both for ultimate flexibility. 'D' features electric switching, enhanced by 'DA(1,2)' for manual use. 'M' ensures expert manual positioning, while 'H' and 'F' offer unique hydraulic control designs, aligning with your system mastery.
(15) Ancillary Block Port Sizes: Boost system adaptability with our expertly designed port size options: /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1. Each selection integrates seamlessly, assuring peak operational performance across diverse systems, ensuring your system performs at its zenith.
(16) End Plate Options: Discover precision-engineered end plate solutions for unmatched functionality. 'E1' offers external pilot oil discharge with T control port; 'E2' adds port Y for flexibility. 'E3' features a 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve levels, ensuring top-tier reliability and performance.
E4 mirrors 'E1', featuring state-of-the-art internal pilot oil discharge and a sealed port T for optimized efficiency. 'E5' combines 'E2's flexibility with enhanced internal discharge for superior performance. 'E6' embodies 'E3's advanced design, offering precise discharge control for demanding requirements, keeping your system at the pinnacle of efficiency.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our robust voltage options, like the G12-12VDC, built for safety and reliability in tough conditions. Our solutions ensure system stability and performance remain uncompromised, tailored for any 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 truly dazzled the hydraulic industry with its relentless pursuit of groundbreaking innovation and unmatched excellence. As a distinguished member of the prestigious China Baoan Group (stock code: 000009), we stand as a beacon of advanced technology and high-quality standards, honored as a national high-tech enterprise. Our extraordinary expertise spans comprehensive research, cutting-edge development, precise manufacturing, and strategic marketing of top-tier hydraulic components. Celebrated throughout the nation as a 'specialized, refined, and innovative' small giant enterprise, we are steadfast in our mission to perpetually elevate our standards, further reaffirming our leadership in the industry.
At the core of our pioneering product lineup is our flagship marvel: the Enhanced Safety Atex Valve. This pinnacle of modern engineering embodies state-of-the-art hydraulic system control, expertly crafted for seamless integration into construction machinery and robust heavy-duty equipment. Its crucial functionality spans across vital applications, including life-saving emergency rescue missions, intricate tunnel engineering, ambitious mining operations, and the essential operation of municipal service vehicles. Our unwavering dedication 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 committed to producing remarkable products, delivering unmatched services, and offering groundbreaking solutions. With aspirations to be globally recognized as a premier supplier of hydraulic components, we consistently strive to set international benchmarks of excellence.
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.
){kind=link}