Introducing the cutting-edge HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves-an embodiment of hydraulic engineering excellence! These trailblazing innovations are the pinnacle of hydraulic technology, seamlessly intertwining pressure, flow, and directional control to deliver unrivaled performance and dependability across diverse applications. Comprising three essential functional modules-connecting blocks, directional valves, and end plates-these meticulously crafted valves are engineered for flawless integration into elite hydraulic systems, pivotal for advanced engineering machinery. They masterfully regulate the movement direction and speed of hydraulic cylinders, motors, and other actuators, ensuring unmatched precision and control. Key features include a compact structure, outstanding energy efficiency, and the capability for stepless speed control. Furthermore, they enable the simultaneous operation of multiple actuators under various loads, offering remarkable performance and flexibility for any application.
The HLPSL valves are expertly tailored for constant displacement pump systems, ensuring unwavering and dependable function in any setting. On the other hand, the HLPSV valves are ingeniously designed for variable pump systems. While they may exhibit a slightly slower response time, HLPSV valves shine in delivering exceptional energy-saving performance, making them the go-to choice for scenarios demanding high efficiency. With their state-of-the-art engineering and energy-conserving design, HLPSV valves emerge as the ultimate solution for advanced hydraulic control requirements, providing an ideal blend of precision, reliability, and energy 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 keystone of reliability, this pump offers consistent and steadfast performance, ensuring smooth and efficient operations across your entire system. Experience the extraordinary dependability that keeps your operations running seamlessly, just like clockwork.;
HLPSV: Variable Displacement Pump - A paragon of adaptability and versatility, this pump provides remarkable flexibility to meet a wide array of operational requirements. Perfectly tailored to adjust to the ever-evolving demands, it allows for seamless transitions and offers superior control with unmatched ease.;
(2) Connection Block Ports P & R Specifications - Where precision meets reliability, creating a trustworthy operational framework: Meticulously crafted for flawless performance, it significantly enhances reliability in every application, ensuring dependable functionality.:
2-G3/8; Crafted for compact proficiency, this component is designed to support streamlined and seamless operational flows. Expertly engineered for precision, it guarantees optimal performance even in the most confined spaces, maintaining efficiency without compromise.
3-G1/2; Engineered for robustness and reliability, this port provides a solid base for your system's integrity. Built to last, it delivers unwavering durability under the most demanding conditions, supporting your operations with steadfast strength.;
4-G3/4; Featuring advanced connectivity, this component offers superior control and enhanced system integration. By bringing sophistication and efficiency together, it elevates your system's operational prowess to new heights.;
5, 55-G1; Equipped with superior flow rates, this port is ideal for high-demand applications, ensuring consistent and reliable performance. Designed for excellence, it effortlessly tackles high-pressure challenges, meeting the needs of rigorous environments.;
6-G1 1/4; Delivering unmatched performance, this component is expertly designed to excel in demanding environments, tackling challenges with remarkable ease. Setting new benchmarks in power and performance, it leads the way in industry standards.;
(3) Additional Components and Specifications - Elevating system capabilities to unprecedented heights: Our advanced components unleash the potential of your operations, redefining excellence and empowering your system with cutting-edge technology.:
C,Standard Type - A reliable and trusted foundation, meticulously designed to meet essential operational requirements. Providing steadfast support and unmatched reliability, it empowers your system with exceptional strength and durability.;
G,Throttle Valve (For HLPSL only) - Guarantees precision control, enhancing the overall efficiency of your system. Ensuring your operations are finely tuned for maximum effectiveness, it adjusts effortlessly to dynamic operational demands.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Maximizes flow management, driving unparalleled performance and dependability. Pushes the limits of conventional performance to deliver extraordinary results, ensuring your systems exceed expectations.;
(4) Pilot Oil Circuit Pressure Options - Delivering customized pressure regulation solutions for a myriad of applications: Crafted to your unique requirements, this technology provides unmatched precision control that seamlessly integrates with your operational goals.0 - Absence of pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); We provide bespoke configurations to perfectly align with your operational demands, ensuring that you effortlessly attain your desired results.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Boosting efficiency and control: Expertly designed to refine your system's performance, offering unparalleled control and exceptional effectiveness.C - No magnetic ball valve; F - Normally open magnetic ball valve, activates pump under power, deactivates when unpowered; D - Normally closed magnetic ball valve, deactivates pump under power, activates when unpowered; Facilitating precision adjustments for unmatched system efficiency.D/F - Introducing a cutting-edge, precision-crafted pressure limiting valve for secondary pressure (F50), engineered to uphold a defined pressure value with exactitude. This innovation elevates safety measures, thereby optimizing operational security and reliability to unprecedented levels.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Discover unrivaled adaptability and precision with adjustable settings covering 63, 120, 210, 280, 315, 350, and 400 bar levels. This unit embodies flexibility, meeting all hydraulic needs seamlessly. The /NF configuration is crafted without a pressure limiting valve, especially designed for HLPSV, delivering supreme pressure control across varied applications.
(7) Product Series Classification - The Ultimate in Engineering Mastery:;-2 2 Series; -3 3 Series; -5 5 Series; Each series stands as a testament to masterful design, meticulously crafted to cater to every application, ensuring you receive a product that flawlessly meets your specific needs.
(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, ingeniously designed for flawless and seamless integration.
(9)Directional valve block inflow controller options: Select from a diverse range 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 an extensive array of core functionalities: 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: Achieve peak performance with available maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, each engineered for supreme performance and reliability.
(12) Secondary Pressure Limitation Options: Welcome to a world of precision with our distinct secondary pressure limitation options, carefully curated for ultimate system safety. Choose from: N, offering no pressure limitation protection; C, which provides concurrent pressure limitation for actuator ports A & B, ensuring synchronized safety; and A---B---, where you have the flexibility of independent pressure limitation for ports A & B, each option meticulously measured in bar to guarantee uncompromising system integrity.
(13) Function ON/OFF and Pressure Outlet Options: Perfect your control experience with our customizable function ON/OFF and pressure outlet options. Opt for: N, without additional function ON/OFF or pressure outlet, for simplicity; X, with C type pressure limitation for heightened control; S/S1, offering AB type pressure limitation for comprehensive manageability; A, electrical ON/OFF functionality on side A; B, electrical ON/OFF functionality on side B. Each engineered to deliver precise control and functionality tailored to your requirements.
(14) Operation Modes: Expand your control possibilities by selecting from our extensive range of operation modes: A(1,2), featuring manual operation with your choice of a long or short handle for tactile precision; E, providing electric proportional control for smooth adjustments; EA(1,2), a dynamic blend of electric proportional control and manual operation for versatile handling; D, electric switching value control for efficient management; DA(1,2), combining electric switching value control with manual operation for comprehensive adaptability; M, manual friction positioning with a long handle for secure positioning; H, pure hydraulic control with pilot oil ports aligned with oil ports A and B, offering seamless integration; F, pure hydraulic control with perpendicular pilot oil ports, expertly designed for meticulous control and maximum functionality.
(15) Ancillary Block Port Sizes: Experience unmatched versatility with our expertly crafted ancillary block port sizes: /2 G3/8; /3 G1/2; /4 G3/4; /5 G1. Each size is meticulously engineered to ensure seamless adaptability and flawless integration across a wide range of systems, promising efficiency and optimal performance tailored to your specific needs.
(16) End Plate Options: Immerse yourself in our meticulously designed end plate solutions: E1, the standard choice that ensures an external discharge of pilot oil and an external oil return control port T for complete reliability. E2 expands on E1's capabilities with the addition of port Y, offering enhanced flexibility; E3 features an advanced 2-position, 3-way magnetic ball valve that elevates system pressure to safety valve levels when activated, guaranteeing peak performance and system safety.
Our innovative E4 model, echoing E1, integrates an internal discharge of pilot oil with a sealed port T, enhancing efficiency. The robust E5 mirrors E2's features with an internal discharge, ensuring optimal performance across demanding applications. The sophisticated E6 design mirrors E3, providing advanced discharge control tailored to meet complex system demands effortlessly.
(17) Control Voltage and Anti-Explosion Cable Options: Navigate through our secure and specialized range of control voltage and anti-explosion cable options designed to meet the highest safety standards. Choose from G12-12VDC, ensuring uncompromised safety and reliability in even the most demanding conditions, with compatibility across a broad spectrum of applications, guaranteeing security and specialization.G24-Explore our robust range featuring industry-standard options: 24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G12bb621436
Since its inception in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has emerged as a beacon of pioneering innovation and unrivaled excellence within the hydraulic industry. As a prestigious subsidiary of the renowned China Baoan Group (stock code: 000009), our company is celebrated nationwide as a high-tech enterprise, underlining our relentless dedication to technological prowess and unmatched quality. Our unparalleled expertise covers the entire spectrum of rigorous research, cutting-edge development, meticulous manufacturing, and strategic sales of premium hydraulic components. Acknowledged as a national 'specialized, refined, and innovative' small giant enterprise, we are unwavering in our commitment to achieving excellence, solidifying our leadership position in the industry.
Our flagship masterpiece, the enhanced Safety Atex Valve, epitomizes the zenith of state-of-the-art hydraulic system control. This meticulously engineered component is expertly crafted for deployment in construction machinery and robust heavy-duty equipment, playing an indispensable role in critical applications such as emergency rescue operations, tunnel engineering, mining, and municipal service vehicles. With immense pride, we forge strategic alliances with leading domestic manufacturers, significantly propelling the localization of core hydraulic components for high-end mechanical equipment. Driven by our core philosophy of 'serving customers with technology, impressing customers with our attitude, and retaining customers with quality,' we remain steadfast in our pursuit of delivering outstanding products, unparalleled services, and comprehensive solutions. Our mission is to ascend as a globally trusted supplier of premier hydraulic components, continually setting new benchmarks of excellence 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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