Introducing the unparalleled HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves, a pinnacle of hydraulic sophistication and advancement. These engineering marvels seamlessly blend pressure, flow, and directional control, setting a new standard for performance and reliability in every application. They are meticulously crafted with three essential functional modules: connecting blocks, directional valves, and end plates, ensuring flawless integration into premium hydraulic systems, which are essential for top-tier engineering machinery. Masterfully managing the direction and speed of hydraulic cylinders, motors, and other actuators, these valves deliver unmatched precision and control. Noteworthy features include a sleek, compact design, remarkable energy efficiency, and the ability for stepless speed control. Furthermore, they facilitate the simultaneous operation of multiple actuators under diverse loads, offering exceptional performance and adaptability for a wide range of applications.
The HLPSL valves are ingeniously tailored for constant displacement pump systems, ensuring unwavering and dependable performance in all environments. Conversely, the HLPSV valves are skillfully engineered for variable pump systems. While HLPSV valves may exhibit a slightly delayed response, they shine in delivering remarkable energy-saving performance, making them the premier choice where efficiency is paramount. With their cutting-edge engineering and energy-efficient design, HLPSV valves lead the way as the ultimate solution for sophisticated hydraulic control requirements, presenting an impeccable balance 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 keystone of reliability, delivers consistent and steadfast performance, ensuring smooth and efficient operations throughout your system. Experience superior dependability that keeps your machinery running seamlessly, maintaining precise functionality like clockwork.;
HLPSV: Variable Displacement Pump - A symbol of adaptability and versatility, offering extraordinary flexibility to meet a wide range of operational needs. Tailored to adjust to ever-changing demands, it allows seamless transitions and superior control for optimal efficiency.;
(2) Connection Block Ports P & R Specifications - Where precision meets reliability, forging 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, guaranteeing 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; Equipped with superior flow rates, 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, expertly designed to excel in demanding environments and handle challenges effortlessly. This connection 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. Providing 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 - Delivering bespoke precision in pressure control solutions: Custom-designed to meet your exact needs, ensuring seamless alignment with your operational objectives for maximum precision.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Offering tailor-made solutions that effortlessly meet your unique operational demands. Customizable settings ensure you reach your desired outcomes with unparalleled ease and precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Redefining efficiency and control: Expertly engineered to elevate your system's performance, providing unparalleled control and outstanding effectiveness.C - No magnetic ball valve; F - Normally open magnetic ball valve, activates pump pressurization when energized, enables unloading when de-energized; D - Normally closed magnetic ball valve, allows unloading when powered, initiates pressurization when unpowered; Precisely tuned for optimal system efficiency.D/F - Introducing an innovative pressure limiting valve for secondary pressure (F50), crafted with extraordinary precision to maintain a defined pressure. This engineering gem significantly bolsters advanced safety measures, optimizing operational security and reliability to unprecedented heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience supreme versatility and precision with adjustable settings ranging from 63 to 400 bar levels. This component embodies adaptability, accommodating diverse hydraulic needs. The /NF configuration excludes a pressure limiting valve, expertly crafted for HLPSV, ensuring exceptional control across extensive applications.
(7) Product Series Classification - A Testament to Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series stands as a design masterpiece, expertly conceived to cater to every application, ensuring you receive a product that seamlessly meets your precise needs.
(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, meticulously engineered for flawless integration.
(9)Directional valve block inflow controller options: Select from a robust 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 offering precise and efficient performance.
(10) Valve core function symbols: Discover a comprehensive suite 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: Attain peak efficiency with available maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, each crafted for superior performance and unwavering reliability.
(12) Secondary pressure limitation options: Dive into our exclusive range of premium selections, crafted to elevate your system's safety to unparalleled heights: N, featuring no pressure limiting protection; C, offering concurrent pressure limitation for actuator ports A & B; A---B---, providing independent pressure limitation for ports A & B. Each option is meticulously calibrated in bar, ensuring unrivaled protection.
(13) Function ON/OFF and pressure outlet options: Unleash the power of customization with our expertly curated selections: N, offering a streamlined solution without function ON/OFF or pressure outlet; X, featuring C type pressure limitation for enhanced control; S/S1, providing AB type pressure limitation; A, integrating electrical ON/OFF on side A; B, integrating electrical ON/OFF on side B. Each option is engineered with precision and reliability in mind, ensuring superior functionality.
(14) Operation modes: Harness comprehensive control with our versatile operation modes: A(1,2), empowering manual operation with either a long or short handle; E, showcasing electric proportional control; EA(1,2), combining the finesse of electric proportional control with manual operation; D, highlighting electric switching value control; DA(1,2), fusing electric switching value control with manual operation; M, offering manual friction positioning with a long handle; H, providing pure hydraulic control, perfectly aligning pilot oil ports with ports A and B; F, delivering pure hydraulic control with perpendicular pilot oil ports. Each mode is crafted with precision and versatility, adapting seamlessly to your needs.
(15) Ancillary block port sizes: Revel in the unparalleled versatility of our precisely engineered options: /2 G3/8; /3 G1/2; /4 G3/4; /5 G1. These options are designed to ensure seamless adaptability and flawless integration across diverse systems, guaranteeing optimal efficiency and peak performance.
(16) End plate options: Discover our exceptionally crafted end plate solutions: E1, enabling an external discharge of pilot oil and an external oil return control port T. E2 enhances E1 with the inclusion of port Y, providing greater flexibility; E3 impresses with a sophisticated 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve levels when activated, delivering maximum performance.
E4 reflects E1's capabilities, yet ingeniously incorporates an internal discharge of pilot oil with a sealed port T, amplifying efficiency. E5 augments E2 with internal discharge for superior performance. E6 mirrors the advanced design of E3, offering cutting-edge discharge control for complex system requirements.
(17) Control voltage and anti-explosion cable options: Choose from our robust range, including G12-12VDC, designed for rigorous applications with a focus on safety and reliability. Our offerings ensure expertise and security.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 quickly risen to the forefront of the hydraulic industry as a beacon of innovation and excellence. As a distinguished subsidiary of the renowned China Baoan Group (stock code: 000009), our company is celebrated as a national high-tech enterprise, reflecting our relentless pursuit of technological advancement and unmatched quality. Our expertise is without equal, spanning comprehensive research, development, manufacturing, and sales of top-tier hydraulic components. Heralded as a national 'specialized, refined, and innovative' small giant enterprise, we are unwavering in our commitment to excellence, reinforcing our leadership in the field.
Introducing our flagship innovation: the enhanced Safety Atex Valve, which stands as the pinnacle of cutting-edge hydraulic system control technology. This precisely engineered component is essential for construction machinery and heavy-duty equipment, playing a vital role in scenarios such as emergency rescue operations, tunnel engineering, mining, and municipal service vehicles. We are immensely proud of our strategic alliances with leading domestic manufacturers, dramatically advancing 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 steadfast in our mission to deliver exceptional products, services, and solutions. Our vision is to emerge as a globally trusted supplier of premier hydraulic components, continually 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.
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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