Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These revolutionary engineering creations represent the pinnacle of hydraulic innovation, skillfully blending pressure, flow, and directional control into a single, harmonious marvel. This ensures unmatched performance and reliability across any application. Comprising three essential functional modules - connecting blocks, directional valves, and end plates - these meticulously engineered valves are crafted for effortless integration into sophisticated hydraulic systems, crucial for achieving excellence in engineering machinery. With a focus on precision, they expertly regulate the movement direction and speed of hydraulic cylinders, motors, and other actuators, delivering unmatched accuracy and control. Key attributes include a compact structure, remarkable energy efficiency, and the ability for smooth, stepless speed control. Additionally, they allow for multiple actuators to operate simultaneously under varying loads, providing exceptional performance and versatility for any application.
The HLPSL valves are masterfully designed for systems with constant displacement pumps, ensuring unwavering and dependable operation in any setting. On the other hand, the HLPSV valves are ingeniously tailored for variable pump systems. While HLPSV valves may exhibit a slightly slower response time, they shine in delivering exceptional energy-saving performance, making them the ideal choice for situations where efficiency is paramount. With cutting-edge engineering and an energy-efficient design, HLPSV valves emerge as the leading solution for advanced hydraulic control needs, offering an optimal blend 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 reliability, this pump offers consistent and steadfast performance, ensuring smooth and efficient operations throughout your system. It provides superior dependability that keeps your machinery running seamlessly, maintaining precise functionality like clockwork.;
HLPSV: Variable Displacement Pump - An embodiment of adaptability and versatility, this pump offers exceptional flexibility to meet a wide range of operational needs. It is tailored to adjust seamlessly to ever-changing demands, allowing smooth transitions and superior control for optimal efficiency.;
(2) Connection Block Ports P & R Specifications - Merging precision with reliability, this port offers a trustworthy operational framework: Meticulously crafted for flawless performance, enhancing reliability in every application. This dependable design ensures consistent, top-tier operation.:
2-G3/8; Designed for compact proficiency, it supports streamlined and seamless operational flows. Perfectly engineered for precision, it guarantees optimal performance even in the tightest spaces, ensuring every operation meets demanding standards.
3-G1/2; Engineered for robustness and reliability, this connection provides a solid base for system integrity. Built to last, it delivers unwavering durability under the most demanding conditions, ensuring your system stands the test of time.;
4-G3/4; Featuring advanced connectivity, it offers superior control and enhanced system integration. This sophisticated design elevates your system, bringing efficiency and control together to enhance operational prowess.;
5, 55-G1; With superior flow rates, this connection is ideal for high-demand applications, ensuring consistent and reliable performance. Designed for excellence, it tackles high-pressure challenges with ease, making it a vital component in challenging environments.;
6-G1 1/4; Delivering unmatched performance, this connection is expertly designed to excel in demanding environments and handle challenges effortlessly. It sets new benchmarks in power and performance, solidifying its place as an industry leader.;
(3) Additional Components and Specifications - Elevating system capabilities to unprecedented heights: Unleashing operational potential with advanced components that redefine excellence, enhancing system performance to ensure your operations remain at the forefront of industry standards.:
C,Standard Type - A reliable and trusted foundation, meticulously designed to meet essential operational requirements. It provides steadfast support and unmatched reliability to empower your system, ensuring it withstands the rigors of daily operations.;
G,Throttle Valve (For HLPSL only) - Guarantees precision control, enhancing system efficiency. By ensuring operations are fine-tuned for maximum effectiveness, it optimizes your system's performance effortlessly.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Maximizes flow management, driving unparalleled performance and dependability. This component pushes the limits of conventional performance to deliver extraordinary results consistently.;
(4) Pilot Oil Circuit Pressure Options - Dive into a world of bespoke precision with our pressure control solutions: Custom-designed to meet your unique needs, our offerings ensure precision control, perfectly aligning with your specific operational objectives for maximum efficiency.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Our solutions are tailor-made to effortlessly meet your operational demands, with customizable configurations that seamlessly deliver your desired results, assuring unmatched convenience and precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Experience enhanced efficiency and control: Meticulously crafted to boost your system's performance, these valves provide unmatched control and superior effectiveness.C - No magnetic ball valve; F - Normally open magnetic ball valve, activates pump when powered, deactivates when off; D - Normally closed magnetic ball valve, deactivates pump when powered, activates when off; These offer precision tuning for optimal system efficiency.D/F - Introducing an innovative, precision-engineered secondary pressure limiting valve (F50), crafted with exceptional precision to uphold a defined pressure. This masterpiece is designed to significantly elevate advanced safety measures, maximizing operational security and reliability to unparalleled heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Discover the ultimate in versatility and precision with adjustable settings ranging from 63 to 400 bar levels. This component represents the pinnacle of adaptability, flawlessly meeting every hydraulic need. The /NF configuration ensures systems without a pressure limiting valve are expertly crafted for HLPSV, providing unmatched pressure control across varied applications.
(7) Product Series Classification - Embrace the Essence of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series exemplifies masterful design, crafted to meet every application need, ensuring you receive a product that aligns impeccably with your specific requirements.
(8)Thread size of directional spool valve ports A & B:2-G3/8; 3-G1/2; 4-G3/4; 5-G1; Featuring ancillary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, engineered for flawless, seamless integration.
(9)Directional valve block inflow controller options: Select from a diverse 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; 8, pre-selectable options, each delivering precision and exceptional efficiency.
(10) Valve core function symbols: Delve into a vast array of core functions: L, M, F, H, J, B, R, O, N, each meticulously designed to fulfill specific functional requirements.
(11) Output flow code for ports A & B: Reach peak efficiency with maximum output flows available: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, each crafted for supreme performance and unwavering reliability.
(12) Secondary Pressure Limitation Options: Elevate your system's safety standards with our top-tier pressure limitation selections. Choose from: N, for no pressure limiting protection; C, which offers concurrent pressure limitation for actuator ports A & B; and A---B---, providing independent pressure limitation for ports A & B. Each meticulously measured in bar, these options deliver unwavering protection for your peace of mind.
(13) Function ON/OFF and Pressure Outlet Options: Tailor your control system to perfection with our precision-engineered selections: N, without function ON/OFF or pressure outlet; X, featuring C type pressure limitation; S/S1, designed with AB type pressure limitation; A, offering electrical ON/OFF on side A; and B, providing electrical ON/OFF on side B. Each option is crafted for precise and dependable functionality, ensuring seamless operation.
(14) Operation Modes: Gain mastery over your system with our extensive range of operation modes: A(1,2), for manual operation with both long and short handle options; E, electric proportional control for precision tuning; EA(1,2), a blend of electric proportional control with manual operation; D, for electric switching value control; DA(1,2), combining electric switching value control with manual operation; M, manual friction positioning using a long handle; H, pure hydraulic control aligning pilot oil ports with ports A & B; and F, pure hydraulic control with perpendicular pilot oil ports. Each mode is crafted to offer unmatched precision and flexibility.
(15) Ancillary Block Port Sizes: Discover unmatched adaptability with our precision-engineered port size options: /2 G3/8; /3 G1/2; /4 G3/4; /5 G1. These configurations ensure seamless system integration, maximizing efficiency and performance.
(16) End Plate Options: Discover expertly designed end plate solutions for enhanced system performance: E1 offers an external discharge of pilot oil and external oil return control port T. E2 enhances this by adding port Y for greater adaptability. E3 features a sophisticated 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve levels when activated, ensuring superior performance.
E4 mirrors E1 with a groundbreaking integration of internal pilot oil discharge and a sealed port T, optimizing efficiency. E5 builds on E2's strengths with internal discharge capabilities, delivering unparalleled performance. E6 continues E3's advanced design, providing cutting-edge solutions for complex system requirements.
(17) Control Voltage and Anti-Explosion Cable Options: Select from our secure and robust range, including G12-12VDC, engineered for demanding applications with a focus on safety and reliability. Our offerings ensure optimal specialization and security for your systems.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 rapidly ascended to prominence, becoming a beacon of innovation and excellence within the hydraulic industry. As a prestigious subsidiary of the renowned China Baoan Group (stock code: 000009), our company is acclaimed as a national high-tech enterprise, underscoring our unwavering dedication to cutting-edge technological advancement and unparalleled quality assurance. Our expertise is unrivaled and comprehensive, encompassing exhaustive research, development, manufacturing, and sales of premium hydraulic components. Celebrated as a national 'specialized, refined, and innovative' small giant enterprise, we remain steadfast in our commitment to excellence, fortifying our leadership and pioneering stature in the field.
Introducing our flagship marvel: the enhanced Safety Atex Valve, which epitomizes the zenith of advanced hydraulic system control technology. This meticulously engineered component is indispensable for construction machinery and heavy-duty equipment, playing a pivotal role in crucial applications such as emergency rescue operations, tunnel engineering, mining, and municipal service vehicles. We take immense pride in our strategic partnerships with leading domestic manufacturers, significantly propelling the localization of core hydraulic components for sophisticated mechanical equipment. Guided by our founding philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are unyielding in our quest to deliver extraordinary products, services, and solutions. Our mission is to rise as a globally trusted supplier of premier hydraulic components, consistently setting new benchmarks of excellence and redefining standards on the global 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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