Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves, which represent the pinnacle of hydraulic technology innovation. These extraordinary engineering marvels seamlessly incorporate pressure, flow, and directional control into a united masterpiece, ensuring superior performance and unwavering reliability throughout every application. Meticulously crafted from three essential functional modules - connecting blocks, directional valves, and end plates - these precision-engineered valves are designed for effortless incorporation into high-end hydraulic systems, vital for advanced engineering machinery. They expertly govern the movement direction and velocity of hydraulic cylinders, motors, and other actuators, delivering unrivaled precision and control. Key features include a robust yet compact structure, remarkable energy efficiency, and the ability for smooth, stepless speed control. Moreover, they empower multiple actuators to function simultaneously under diverse loads, providing exceptional performance and versatility for any application.
The HLPSL valves are meticulously engineered for constant displacement pump systems, ensuring unwavering and dependable performance in any setting. In contrast, the HLPSV valves are masterfully designed for variable pump systems. Though HLPSV valves may exhibit a slightly slower response, they excel in delivering remarkable energy-saving performance, making them the ideal choice in scenarios where efficiency is paramount. With their cutting-edge engineering and energy-efficient design, HLPSV valves emerge as the top-tier solution for sophisticated hydraulic control needs, offering a perfect 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, it delivers unwavering and consistent performance. It ensures smooth and efficient operations across your system, epitomizing superior dependability that keeps your machinery humming like a finely-tuned instrument, maintaining precise functionality without fail.;
HLPSV: Variable Displacement Pump - An emblem of adaptability and versatility, offering outstanding flexibility tailored to meet a diverse array of operational requirements. It effortlessly adjusts to evolving demands, facilitating seamless transitions and providing superior control for optimal operational efficiency.;
(2) Connection Block Ports P & R Specifications - Where precision coalesces with reliability, forming a trustworthy operational framework. These ports are meticulously engineered for flawless performance, enhancing reliability in every application. This dependable design guarantees consistent, top-tier operation every single time.:
2-G3/8; Crafted for compact proficiency, it supports streamlined, seamless operational flows. Expertly engineered for precision, it guarantees optimal performance even in the tightest spaces, ensuring that every operation meets the most rigorous standards.
3-G1/2; Built for robustness and reliability, this connection serves as a solid foundation for system integrity. It is designed to withstand the test of time, offering unwavering durability under demanding conditions, ensuring your system's long-lasting performance.;
4-G3/4; With advanced connectivity features, it provides superior control and enhanced system integration. This sophisticated design elevates your system, merging efficiency and control to enhance overall operational capabilities.;
5, 55-G1; Delivering superior flow rates, it is ideal for high-demand applications, ensuring consistent and reliable performance. This design, intended for excellence, tackles high-pressure challenges with ease, making it indispensable in challenging environments.;
6-G1 1/4; Delivering unmatched performance, it is expertly crafted to excel in rigorous environments, handling challenges with ease. This connection sets new standards in power and performance, cementing its status as an industry leader.;
(3) Additional Components and Specifications - Elevating system capabilities to extraordinary heights: Unleash untapped operational potential with advanced components that redefine excellence, enhancing overall system performance to ensure your operations remain at the forefront of industry standards.:
C,Standard Type - A steadfast and trusted foundation, meticulously designed to meet essential operational requirements. It provides unwavering support and unparalleled reliability, empowering your system and ensuring it withstands the rigors of daily operations.;
G,Throttle Valve (For HLPSL only) - Ensures precision control, enhancing system efficiency. By fine-tuning operations for maximum effectiveness, it seamlessly optimizes your system's performance.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Maximizes flow management, driving unparalleled performance and reliability. This component consistently pushes the boundaries of conventional performance to deliver outstanding results.;
(4) Pilot Oil Circuit Pressure Options - Expertise in custom pressure control solutions: Specifically crafted to meet your unique operational needs, ensuring precision control that perfectly aligns with your organizational objectives. Experience precision engineering tailored to your needs.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Offering bespoke solutions that seamlessly address your operational challenges. Experience customizable configurations for hassle-free outcomes tailored to your specifications.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Revolutionizing efficiency and control: Expertly crafted to optimize your system's functionality, providing unmatched control and exceptional performance.C - No magnetic ball valve; F - Normally open magnetic ball valve, enables pump pressurization when powered, disengages when unpowered; D - Normally closed magnetic ball valve, disengages when powered, pressurizes when unpowered; Delivering precision calibration for extraordinary system efficiency.D/F - Introducing a pioneering, precision-engineered pressure limiting valve for secondary pressure (F50), designed to maintain an exact pressure benchmark with unmatched accuracy. Elevate advanced safety protocols, thus optimizing operational security and dependability to unparalleled standards.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Discover the apex of adaptability and precision with adjustable settings from 63 to 400 bar levels. This component exemplifies versatility, effortlessly meeting every hydraulic demand. The /NF configuration provides systems devoid of a pressure limiting valve, precisely crafted for HLPSV, offering supreme pressure control across diverse applications.
(7) Product Series Classification - A Benchmark of Engineering Brilliance:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is an epitome of design excellence, meticulously designed to cater to every application, ensuring you receive a product that aligns flawlessly with your specific needs.
(8)Thread size of directional spool valve ports A & B:2-G3/8; 3-G1/2; 4-G3/4; 5-G1; Incorporates additional blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, engineered for seamless and flawless integration.
(9)Directional valve block inflow controller options: Select from an extensive suite of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, crafted for the N 3/3-way valve; 5, enhanced inflow controller; 8, pre-selectable options, each engineered for precision and superior efficiency.
(10) Valve core function symbols: Delve into a comprehensive array of core functions: L, M, F, H, J, B, R, O, N, each meticulously engineered to fulfill distinct functional requirements.
(11) Output flow code for ports A & B: Attain maximum efficiency with available peak output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, each crafted for top-tier performance and consistent reliability.
(12) Secondary pressure limitation options: Elevate your system's safety to new heights with our premium range of pressure limitation choices. Select from N, which offers no pressure limiting protection, C for concurrent pressure limitation across actuator ports A & B, or A---B--- for independent pressure limitation on ports A & B. Each choice is meticulously calibrated in bar to ensure unparalleled protection and reliability.
(13) Function ON/OFF and pressure outlet options: Personalize your hydraulic control with our expertly designed options. Choose from N for no function ON/OFF or pressure outlet, X for C type pressure limitation, S/S1 for AB type pressure limitation. For electrical ON/OFF control, opt for A on side A or B on side B. Each option is crafted for precise performance and trustworthy functionality.
(14) Operation modes: Achieve superior control with our wide array of operation modes. A(1,2) offers manual operation with a choice of long or short handle. E provides electric proportional control, while EA(1,2) combines electric proportional and manual operation. D offers electric switching value control, and DA(1,2) merges this with manual operation. M features manual friction positioning with a long handle. H and F deliver pure hydraulic control, with options for aligned or perpendicular pilot oil ports. Each mode is designed for exceptional precision and adaptability.
(15) Ancillary block port sizes: Discover unmatched flexibility with our carefully engineered port size options: /2 G3/8, /3 G1/2, /4 G3/4, /5 G1. These selections guarantee seamless compatibility and flawless system integration, enhancing efficiency and peak operational performance.
(16) End plate options: Delve into our expertly crafted end plate solutions. E1 offers external discharge of pilot oil and control port T for external oil return. E2 builds on E1 by adding port Y for enhanced flexibility. E3 includes a sophisticated 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve levels upon activation, for optimal performance.
E4 replicates E1 but integrates an innovative internal discharge of pilot oil with a sealed port T, boosting efficiency. E5 enhances E2 with internal discharge for superior performance. E6 mirrors E3's advanced design, providing cutting-edge discharge control tailored for complex systems.
(17) Control voltage and anti-explosion cable options: Choose from our secure selection, featuring G12-12VDC, specifically designed for demanding environments prioritizing safety and reliability. Our offerings ensure specialized application with robust security.G24-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G12bb621436
Since its establishment in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has rapidly emerged as a beacon of innovation and peerless excellence within the hydraulic industry. As a distinguished subsidiary under the esteemed China Baoan Group (stock code: 000009), our reputation as a national high-tech enterprise is a testament to our relentless pursuit of cutting-edge technology and superior quality. Our unmatched expertise spans comprehensive research, development, manufacturing, and marketing of top-tier hydraulic components. Celebrated as a national 'specialized, refined, and innovative' small giant enterprise, we are unwavering in our dedication to perfection, consistently reinforcing our leadership and pioneering spirit in the industry.
Behold our flagship marvel, the revolutionary Safety Atex Valve, a pinnacle of state-of-the-art hydraulic control technology. This precisely crafted component is essential for construction machinery and heavy-duty equipment, proving critical in applications such as emergency rescue missions, tunnel engineering, mining operations, and municipal service vehicles. We are immensely proud of our strategic alliances with leading domestic manufacturers, significantly advancing the localization of core hydraulic components for complex mechanical equipment. Driven by our founding philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are steadfast in our mission to deliver extraordinary products, services, and solutions. Our vision is to ascend as a globally revered supplier of elite hydraulic components, consistently setting 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.
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