Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These revolutionary engineering marvels epitomize hydraulic innovation, expertly fusing pressure, flow, and directional control into a single, stunningly seamless creation. This ensures unmatched performance and steadfast reliability across a multitude of applications. Constructed from three pivotal functional modules - connecting blocks, directional valves, and end plates - these valves are meticulously designed for seamless integration into high-end hydraulic systems, pivotal for elite engineering machinery. They deftly regulate the movement direction and speed of hydraulic cylinders, motors, and other actuators, providing unparalleled precision and control. Noteworthy features include a compact design, exceptional energy efficiency, and the ability for stepless speed control. Moreover, they enable multiple actuators to operate concurrently under diverse loads, delivering peerless performance and adaptability for any application.
The HLPSL valves are expertly customized for constant displacement pump systems, ensuring unwavering and dependable operation in every environment. Conversely, the HLPSV valves are ingeniously crafted for variable pump systems. Although HLPSV valves may exhibit a marginally slower response time, they excel in delivering outstanding energy-saving performance, making them the ultimate choice for applications where efficiency is paramount. With their cutting-edge engineering and energy-efficient design, HLPSV valves distinguish themselves as the premier solution for sophisticated hydraulic control requirements, offering an impeccable fusion 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 - An epitome of steadfast reliability, designed to deliver unwavering performance, ensuring your system operates smoothly and efficiently at all times.;
HLPSV: Variable Displacement Pump - An exemplar of flexibility, this pump is engineered to seamlessly adapt to a wide spectrum of operational demands, providing unparalleled versatility.;
(2) Connection Block Ports P & R Specifications - Where precision aligns with dependability, creating a robust foundation for your operations::
2-G3/8; Expertly crafted for compact efficiency, facilitating streamlined and uninterrupted operational processes.
3-G1/2; Designed for strength and durability, establishing a reliable cornerstone for your system's stability.;
4-G3/4; With advanced connectivity features, this design offers superior control and seamless system integration.;
5, 55-G1; Engineered for high-performance flow rates, making it perfect for demanding applications where reliability and consistency are paramount.;
6-G1 1/4; Engineered for exceptional performance, crafted to excel in challenging environments with ease.;
(3) Additional Components and Specifications - Pushing the boundaries of system capabilities to new heights::
C,Standard Type - A fundamentally reliable choice, meticulously engineered to fulfill critical operational needs.;
G,Throttle Valve (For HLPSL only) - Ensures precise control, significantly boosting your system's overall efficiency.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimizes flow management, achieving unmatched performance and reliability.;
(4) Pilot Oil Circuit Pressure Options - Tailor-made pressure control solutions for diverse needs:0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Each option is meticulously crafted to meet your unique operational requirements.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Enhancing operational control and efficiency:C - No magnetic ball valve; F - Normally open magnetic ball valve, pressurizes the pump when powered, and unloads when unpowered; D - Normally closed magnetic ball valve, unloads the pump when powered and pressurizes when unpowered;D/F - Unveil the brilliance of engineering with our state-of-the-art precision-engineered pressure limiting valve for secondary pressure (F50). This extraordinary device is endowed with a meticulously defined pressure value, setting a new benchmark for safety and reliability. Designed to elevate advanced safety measures, this marvel optimizes operational security with unprecedented precision and consistency.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Step into the future of versatility and precision with our adjustable settings available at 63, 120, 210, 280, 315, 350, and 400 bar levels. This transformative component stands as a beacon of adaptability, flawlessly catering to every hydraulic need. With the /NF configuration, experience a system sans pressure limiting valve, exquisitely crafted for HLPSV, offering unmatched pressure control across a spectrum of applications.
(7) Product Series Classification - The Apex of Engineering Mastery:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a testament to design excellence, meticulously crafted to meet any application with precision, ensuring you receive a product that harmonizes perfectly with your unique specifications.
(8)Thread size of directional spool valve ports A & B:2-G3/8; 3-G1/2; 4-G3/4; 5-G1; Incorporating ancillary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, these are expertly engineered for seamless and impeccable integration.
(9)Directional valve block inflow controller options: Choose from a comprehensive range: 1, without inflow controller; 2, standard inflow controller; 4, a sophisticated 3-way flow controller for both inlet and outlet, specifically designed for the N 3/3-way valve; 5, enhanced inflow controller; 8, pre-selectable options, each delivering precision and remarkable efficiency.
(10) Valve core function symbols: Explore a vast array of core functions: L, M, F, H, J, B, R, O, N, each thoughtfully designed to meet specific functional requirements with precision.
(11) Output flow code for ports A & B: Achieve optimal efficiency with maximum output flows available: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, each engineered for superior performance and reliability.
(12) Secondary pressure limitation options: Opt for: N, no pressure limiting protection; C, concurrent pressure limitation of actuator ports A & B; A---B---, independent pressure limitation for ports A & B, all calculated in bar, ensuring impeccable system safety.
(13) Function ON/OFF and pressure outlet options: Customize your experience with choices 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 offering precise control and functionality.
(14) Operation modes: Choose from an array of operation modes: A(1,2), manual operation with optional long or short handle; E, electric proportional control; EA(1,2), a combination 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, crafted 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 thoughtfully crafted to ensure seamless adaptability and flawless integration across a spectrum of diverse systems.
(16) End plate options: Delve into our meticulously crafted end plate solutions: E1, your standard choice, features an external discharge of pilot oil and an external oil return control port T; E2, similar to E1, is enhanced with an additional port Y for increased flexibility; E3, equipped with a 2-position 3-way magnetic ball valve, elevates system pressure to safety valve levels when activated, ensuring optimal performance.
E4, crafted in the likeness of E1, innovatively incorporates an internal discharge of pilot oil with a sealed port T; E5 mirrors the innovative features of E2, offering internal discharge for enhanced performance; E6 emulates the sophisticated design of E3, ensuring advanced discharge control across all variants.
(17) Control voltage and anti-explosion cable options: Choose from our secure and compatible range, including G12-12VDC, engineered for safety and specialization in the most demanding applications.G24-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G12bb621436
Jiangsu KM Hydraulic Control System Co., Ltd., established in 2009, stands as a paragon of innovation and excellence within the dynamic hydraulic industry. Proudly operating under the prestigious umbrella of China Baoan Group (stock code: 000009), we uphold our reputation as a distinguished national high-tech enterprise. Our unparalleled expertise in the precise research, development, manufacturing, and sales of superior hydraulic components is evident in every aspect of our operations. Recognized as a national 'specialized, refined, and innovative' small giant enterprise, our commitment to technological advancement and superior quality is unwavering. This steadfast dedication solidifies our position as leaders in the hydraulic domain.
Our premier product, the enhanced Safety Atex Valve, represents the pinnacle of advanced hydraulic system control technology. Expertly engineered for use in construction machinery and heavy-duty equipment, this adaptable component is indispensable for critical high-stakes applications, including emergency rescue operations, tunnel engineering, mining activities, and municipal service vehicles. We are proud of our strategic partnerships with numerous leading domestic manufacturers, significantly advancing the localization of core hydraulic components for high-end mechanical equipment. Our core philosophy, 'serving customers with technology, impressing customers with our attitude, and retaining customers with quality,' underpins our steadfast commitment to delivering exceptional products, services, and solutions. Our mission is to ascend as a globally trusted supplier of premier hydraulic components, setting new benchmarks of excellence across the world.
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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