Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These revolutionary engineering creations are the embodiment of hydraulic advancement, seamlessly integrating pressure, flow, and directional control into a cohesive, masterful unit. Designed to ensure unmatched performance and steadfast reliability across all applications, these valves are typically composed of three indispensable functional modules: connecting blocks, directional valves, and end plates. Each component is meticulously crafted for seamless integration into premier hydraulic systems, essential for top-tier engineering machinery. They adeptly control the movement direction and speed of hydraulic cylinders, motors, and other actuators, delivering unrivaled precision and control. Noteworthy features include a compact structure, enhanced energy efficiency, and stepless speed control capability. Furthermore, they empower multiple actuators to operate in harmony under varying loads, providing unparalleled performance and versatility across diverse applications.
The HLPSL valves are expertly tailored for constant displacement pump systems, ensuring steadfast and unyielding performance across all environments. In contrast, the HLPSV valves are masterfully engineered for systems with variable pumps. Although HLPSV valves may have a slightly slower response time, they excel in offering superior energy-saving performance, making them the ultimate choice for efficiency-critical applications. With their cutting-edge engineering and energy-savvy design, HLPSV valves stand out as the premier solution for sophisticated hydraulic control needs, offering an impeccable 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 - This is the heart of reliability, ensuring unwavering and consistent performance for seamless and efficient operations throughout your entire system.;
HLPSV: Variable Displacement Pump - Embodying the essence of adaptability, this pump offers exceptional flexibility to meet a diverse range of operational requirements.;
(2) Connection Block Ports P & R Specifications - Where precision intertwines with reliability, forming a dependable operational framework::
2-G3/8; Masterfully designed for compact excellence, supporting streamlined and smooth operational flows.
3-G1/2; Built for strength and reliability, it serves as a robust foundation for your system's integrity.;
4-G3/4; With advanced connectivity, it offers superior control and enhanced system integration.;
5, 55-G1; Designed with high flow rates, perfect for demanding applications, ensuring steady and reliable performance.;
6-G1 1/4; Unmatched performance, engineered to excel in challenging environments with ease.;
(3) Additional Components and Specifications - Taking system capabilities to unparalleled heights::
C,Standard Type - A dependable and trusted foundation, meticulously crafted to meet essential operational standards.;
G,Throttle Valve (For HLPSL only) - Ensures precision control, boosting the overall efficiency of your system.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimizes flow management, guaranteeing unparalleled performance and dependability.;
(4) Pilot Oil Circuit Pressure Options - Tailored pressure control solutions for varied applications:0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Crafting solutions to seamlessly meet your specific operational demands.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Optimizing efficiency and control:C - No magnetic ball valve; F - Normally open magnetic ball valve, activating pump pressurization when powered, unloading it when unpowered; D - Normally closed magnetic ball valve, facilitating pump unloading when powered, pressurizing it when unpowered;D/F - Introducing our top-of-the-line precision-engineered pressure limiting valve for secondary pressure (F50), defined by its specific pressure value. This marvel of modern engineering is meticulously crafted to significantly elevate safety standards, ensuring operational security and reliability are optimized to unprecedented levels.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience the ultimate in versatility and precision with adjustable settings at 63, 120, 210, 280, 315, 350, and 400 bar levels. This component exemplifies adaptability, seamlessly meeting every hydraulic requirement. In the /NF configuration, enjoy systems without a pressure limiting valve, intricately designed for HLPSV, providing unrivaled pressure control across a range of applications.
(7) Product Series Classification - The Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a masterclass in design, expertly developed to meet every application need, ensuring you receive a product flawlessly aligned with your precise 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, expertly engineered for seamless and flawless integration.
(9)Directional valve block inflow controller options: Select from a diverse array: 1, without inflow controller; 2, standard inflow controller; 4, an advanced 3-way flow controller for both inlet and outlet, designed for the N 3/3-way valve; 5, enhanced inflow controller; 8, pre-selectable options, each offering precision and exceptional efficiency.
(10) Valve core function symbols: Explore a comprehensive collection of core functions: L, M, F, H, J, B, R, O, N, each meticulously crafted to meet specific functional requirements.
(11) Output flow code for ports A & B: Achieve peak efficiency with available maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, each engineered for supreme performance and dependability.
(12) Secondary pressure limitation options: Choose from: N, no pressure limiting protection; C, concurrent pressure limitation of actuator ports A & B; A---B---, independent pressure limitation for ports A & B, all measured in bar, ensuring uncompromising system safety.
(13) Function ON/OFF and pressure outlet options: Customize your experience with options like: N, without function ON/OFF or pressure outlet; X, C type pressure limitation; S/S1, AB type pressure limitation; A, electrical ON/OFF on side A; B, electrical ON/OFF on side B, each engineered for precise control and functionality.
(14) Operation modes: Choose from a variety of operation modes: A(1,2), manual operation with optional long or short handle; E, electric proportional control; EA(1,2), a blend of electric proportional control and manual operation; D, electric switching value control; DA(1,2), combined electric switching value control and manual operation; M, manual friction positioning with long handle; H, pure hydraulic control (alignment of pilot oil ports with oil ports A and B); F, pure hydraulic control with perpendicular pilot oil ports, designed for comprehensive and precise control.
(15) Ancillary block port sizes: Discover unparalleled versatility with our precision-engineered options: /2 G3/8; /3 G1/2; /4 G3/4; /5 G1. Each selection is meticulously crafted to ensure seamless adaptability and flawless integration into a wide array of systems, catering to all your diverse needs.
(16) End plate options: Immerse yourself in our carefully crafted end plate solutions: E1, your standard choice, provides an external discharge of pilot oil and an external oil return control port T; E2, while similar to E1, is enriched with an additional port Y to offer enhanced flexibility; E3, featuring a 2-position 3-way magnetic ball valve, elevates system pressure to safety valve levels when activated, ensuring maximum safety.
E4, designed with the same ingenuity as E1, integrates an innovative internal discharge of pilot oil with a sealed port T for superior efficiency; E5 mirrors E2's features while boasting internal discharge for optimal performance; E6 reflects the advanced design of E3, providing cutting-edge discharge control across all variants for exceptional functionality.
(17) Control voltage and anti-explosion cable options: Choose from our robust and compatible range, including the G12-12VDC, specifically crafted for safety and excellence in the most challenging applications, ensuring unrivaled reliability and specialization.G24-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G12bb621436
Since our inception in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has stood as a beacon of innovation and excellence within the hydraulic industry. As a distinguished subsidiary of the renowned China Baoan Group (stock code: 000009), our stature as a national high-tech enterprise is one we uphold with great pride. Our unparalleled expertise in the careful research, development, manufacturing, and sales of top-tier hydraulic components sets us apart in the industry. Designated as a national 'specialized, refined, and innovative' small giant enterprise, we reinforce our steadfast commitment to advancing technology and achieving superior quality. This dedication unmistakably positions us as leaders in our domain, celebrated for our pioneering spirit and commitment to pushing the boundaries of hydraulic technology.
Our flagship product, the enhanced Safety Atex Valve, represents the pinnacle of cutting-edge hydraulic system control. Expertly engineered for use in construction machinery and heavy-duty equipment, this adaptable component is essential for high-stakes applications such as emergency rescue operations, tunnel engineering, mining, and municipal service vehicles. We take immense pride in our strategic partnerships with numerous leading domestic manufacturers, playing a vital role in 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 are unwavering in our commitment to delivering exceptional products, services, and solutions. Our mission is to emerge as a globally trusted supplier of premier hydraulic components, setting new benchmarks of excellence on a worldwide 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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