Introducing a paradigm shift in hydraulic technology with our HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These masterful engineering feats are at the forefront of hydraulic innovation, seamlessly merging pressure, flow, and directional control into a singular, cohesive solution. This ensures superior performance and unwavering reliability across all applications. Crafted from three essential functional modules - connecting blocks, directional valves, and end plates - these valves are precision-engineered for flawless integration into elite hydraulic systems, crucial for top-tier engineering machinery. These valves meticulously regulate the movement direction and speed of hydraulic cylinders, motors, and various actuators, delivering unmatched precision and control. Key features include a compact architecture, remarkable energy efficiency, and the potential for stepless speed modulation. Furthermore, they empower multiple actuators to function simultaneously under diverse load conditions, providing exceptional performance and versatility for a wide range of applications.
The HLPSL valves are meticulously crafted for consistent displacement pump systems, guaranteeing steady and dependable operation in any setting. Conversely, the HLPSV valves are ingeniously tailored for variable pump systems. While HLPSV valves may exhibit a slightly slower response time, they excel in delivering superior energy-saving performance, establishing them as the ideal choice for scenarios where efficiency is paramount. With cutting-edge engineering and an energy-efficient blueprint, HLPSV valves emerge as the quintessential solution for sophisticated hydraulic control requirements, offering an exemplary 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 unwavering reliability, this pump ensures consistent and steadfast performance, guaranteeing smooth and efficient operations across your entire system. Revel in unparalleled dependability that keeps your machinery functioning seamlessly, maintaining precise and clockwork-like functionality day in and day out.;
HLPSV: Variable Displacement Pump - An emblem of unmatched adaptability and versatility, offering extraordinary flexibility to cater to a diverse range of operational needs. Ingeniously designed to adjust seamlessly to ever-changing demands, it provides effortless transitions and superior control, optimizing efficiency at every turn.;
(2) Connection Block Ports P & R Specifications - Where precision and reliability converge, creating a steadfast operational framework: These meticulously crafted components promise flawless performance, enhancing reliability in every application. Depend on this design to deliver consistent, top-tier operations time and time again.:
2-G3/8; Designed for compact proficiency, it ensures streamlined and seamless operational flows. Engineered for precision, this connection guarantees optimal performance even within the tightest spaces, ensuring each operation meets the highest standards of demand.
3-G1/2; Crafted for unmatched robustness and reliability, this connection forms a solid foundation for system integrity. Built to endure, it delivers unwavering durability under the most challenging conditions, ensuring your system withstands the test of time.;
4-G3/4; Featuring advanced connectivity, it offers unparalleled control and enhanced system integration. This sophisticated design elevates your system, merging efficiency and control 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 an indispensable 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 status as an industry leader.;
(3) Additional Components and Specifications - Elevating system capabilities to unprecedented heights: These advanced components unleash operational potential, redefining excellence to enhance system performance and 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. This component provides steadfast support and unmatched reliability, empowering your system to withstand the rigors of daily operations with ease.;
G,Throttle Valve (For HLPSL only) - Ensures precision control, greatly enhancing system efficiency. By fine-tuning operations 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 exceptional performance and dependability. This component consistently pushes the boundaries of conventional performance to deliver extraordinary results.;
(4) Pilot Oil Circuit Pressure Options - Offering bespoke pressure control solutions for diverse applications: Experience tailored precision control, meticulously crafted to align seamlessly with your unique operational aspirations, ensuring impeccable performance.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Providing customized solutions that effortlessly cater to your specific operational needs. Tailored configurations guarantee convenient achievement of your desired outcomes, with ease and precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevating efficiency and control: Meticulously engineered to boost your system's performance, granting unparalleled control and exceptional operational efficacy.C - No magnetic ball valve; F - Normally open magnetic ball valve, engaging the pump when powered, disengaging it when unpowered; D - Normally closed magnetic ball valve, disengaging the pump when powered, engaging it when unpowered; Delivering precision tuning for unmatched system efficiency.D/F - Unveiling a groundbreaking, meticulously precision-engineered pressure limiting valve for secondary pressure (F50), crafted with remarkable precision to maintain a precisely defined pressure value. This engineering marvel is designed to significantly enhance advanced safety measures, thereby optimizing operational security and reliability to unprecedented levels.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Immerse yourself in ultimate versatility with adjustable settings across 63, 120, 210, 280, 315, 350, and 400 bar levels. This component represents adaptability at its finest, seamlessly catering to every hydraulic demand. The /NF configuration offers systems without a pressure limiting valve, expertly crafted for HLPSV, delivering unmatched pressure control across a wide range of applications.
(7) Product Series Classification - The Epitome of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series stands as a testament to impeccable design, meticulously crafted to meet diverse application demands and ensure you possess a product that aligns perfectly with your specifications.
(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, ingeniously designed for flawless and seamless integration.
(9)Directional valve block inflow controller options: Select from an extensive selection 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 crafted for precision and exceptional efficiency.
(10) Valve core function symbols: Delve into a wide-ranging collection of core functions: L, M, F, H, J, B, R, O, N, each meticulously engineered to fulfill specific functional criteria.
(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 crafted for supreme performance and unwavering reliability.
(12) Secondary Pressure Limitation Options: Elevate your system's safety with our premium selection of secondary pressure limitation options, precisely calibrated in bar for unbeatable protection. Choose 'N' for 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 option is designed to deliver exceptional safety and peace of mind.
(13) Function ON/OFF and Pressure Outlet Options: Take control with our expertly crafted function ON/OFF and pressure outlet options. Opt for 'N' if no function ON/OFF or pressure outlet is needed, 'X' for C type pressure limitation, 'S/S1' for AB type pressure limitation, 'A' for electrical ON/OFF on side A, or 'B' for electrical ON/OFF on side B. Each selection guarantees precision and dependable performance tailored to your unique requirements.
(14) Operation Modes: Discover unparalleled control with our diverse operation modes. Choose 'A(1,2)' for manual operation with a long or short handle, 'E' for electric proportional control, 'EA(1,2)' for a blend of electric proportional and manual operation, 'D' for electric switching value control, 'DA(1,2)' for a combination of electric switching and manual operation, 'M' for manual friction positioning with a long handle, 'H' for pure hydraulic control aligning pilot oil ports with ports A and B, or 'F' for hydraulic control with perpendicular pilot oil ports. Each mode offers precision and adaptability to suit diverse operational needs.
(15) Ancillary Block Port Sizes: Experience exceptional versatility with our meticulously engineered ancillary block port sizes, ensuring adaptability and seamless integration. Available sizes include /2 G3/8, /3 G1/2, /4 G3/4, and /5 G1, each crafted to guarantee maximum efficiency and peak performance across a wide range of systems.
(16) End Plate Options: Delve into our expertly designed end plate solutions for unmatched customization. 'E1' offers external discharge of pilot oil with external oil return control port T, while 'E2' builds on E1 with the addition of port Y for enhanced flexibility. 'E3' features a sophisticated 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve levels for optimal performance.
Further End Plate Customization: 'E4' mirrors E1 but integrates an internal discharge of pilot oil with a sealed port T for increased efficiency. 'E5' enhances E2 with internal discharge for superior performance, and 'E6' mirrors the advanced design of E3, offering state-of-the-art discharge control tailored for complex system demands.
(17) Control Voltage and Anti-Explosion Cable Options: Ensure safety and reliability with our control voltage and anti-explosion cable options. Choose from the secure range including G12-12VDC, each meticulously designed for demanding applications requiring specialization and utmost 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 risen to prominence as the epitome of innovation and excellence within the hydraulic industry. As a distinguished subsidiary of the illustrious China Baoan Group (stock code: 000009), our company is celebrated as a national high-tech enterprise, underscoring our relentless dedication to technological advancement and unparalleled quality. Our expertise is unmatched, encompassing comprehensive research, development, manufacturing, and sales of superior hydraulic components. Recognized as a national 'specialized, refined, and innovative' small giant enterprise, we remain steadfast in our commitment to excellence, solidifying our leadership in the field.
Introducing our flagship innovation, the enhanced Safety Atex Valve, which epitomizes the pinnacle of advanced hydraulic system control technology. This meticulously crafted component is indispensable for construction machinery and heavy-duty equipment, playing a vital role in 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 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 unwavering in our quest to deliver extraordinary products, services, and solutions. Our mission is to ascend as a globally trusted supplier of premier hydraulic components, consistently setting new benchmarks of excellence on the world 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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