Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These revolutionary engineering creations are the epitome of hydraulic advancement, expertly blending pressure, flow, and directional control into an exquisitely unified masterpiece. This guarantees exceptional performance and steadfast reliability across diverse applications. Crafted with meticulous attention to detail, these valves typically comprise three fundamental functional modules - connecting blocks, directional valves, and end plates - each component engineered to perfection. Designed for seamless integration into high-end hydraulic systems, they are indispensable for elite engineering machinery. With a focus on precision, they deftly manage the movement direction and speed of hydraulic cylinders, motors, and other actuators, ensuring unmatched accuracy and mastery. Key highlights include a compact structure, superior energy efficiency, and the capability for stepless speed control. Furthermore, they empower multiple actuators to operate simultaneously under varying loads, delivering unequaled performance and versatility for any application.
The HLPSL valves are expertly customized for constant displacement pump systems, guaranteeing steadfast and dependable operation in every environment. In contrast, the HLPSV valves are ingeniously crafted for variable pump systems. While HLPSV valves may exhibit a marginally slower response time, they excel in providing outstanding energy-saving performance, rendering them the ultimate preference for applications where efficiency is crucial. With state-of-the-art engineering and a design focused on energy conservation, HLPSV valves emerge as the premier solution for sophisticated hydraulic control necessities, offering a sublime combination 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 cornerstone of reliability, delivering unwavering and consistent performance, ensuring smooth and efficient operations within your system.;
HLPSV: Variable Displacement Pump - A model of flexibility and adaptability, offering exceptional versatility to meet diverse operational needs seamlessly.;
(2) Connection Block Ports P & R Specifications - Precision meets steadfast reliability, creating a dependable operational framework::
2-G3/8; Crafted for efficiency, designed to facilitate streamlined and seamless operations.
3-G1/2; Engineered for strength and dependability, providing a robust foundation for system integrity.;
4-G3/4; Featuring advanced connectivity, enabling superior control and enhanced system integration.;
5, 55-G1; Equipped with enhanced flow rates, perfect for high-demand applications, ensuring reliable and consistent performance.;
6-G1 1/4; Delivering outstanding performance, expertly crafted to excel in challenging environments and overcome obstacles effortlessly.;
(3) Additional Components and Specifications - Elevating system capabilities to unparalleled heights::
C,Standard Type - A dependable and trusted foundation, meticulously designed to satisfy essential operational needs.;
G,Throttle Valve (For HLPSL only) - Ensures precise control, boosting system efficiency significantly.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimizes flow management, delivering unparalleled performance and reliability.;
(4) Pilot Oil Circuit Pressure Options - Providing tailored pressure control solutions for various applications:0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Offering customized solutions to meet specific operational requirements seamlessly.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Enhancing efficiency and control:C - No magnetic ball valve; F - Normally open magnetic ball valve, pressurizing the pump when powered, unloading when unpowered; D - Normally closed magnetic ball valve, unloading when powered, pressurizing when unpowered;D/F - Unveiling a state-of-the-art masterpiece: a precision-engineered pressure limiting valve for secondary pressure (F50), meticulously designed with a precisely defined pressure value. This engineering marvel elevates advanced safety measures, optimizing operational security and reliability as never before, ensuring you're always a step ahead in safety and efficiency.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Discover the apex of versatility and precision with tool adjustable settings ranging from 63 to 400 bar levels. This component epitomizes adaptability, seamlessly meeting every conceivable hydraulic requirement. The /NF configuration presents a system devoid of pressure limiting valves, meticulously crafted for HLPSV, delivering unmatched pressure control across diverse applications.
(7) Product Series Classification - The Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series stands as a testament to superior design, expertly tailored to suit a myriad of applications, ensuring you receive a product that aligns perfectly 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; Complemented by ancillary blocks or the intermediate transition block ZPL 5S(V)/H, a hydraulic control shut-off valve, impeccably engineered for seamless and flawless integration.
(9)Directional valve block inflow controller options: Choose from an extensive array: 1, without inflow controller; 2, standard inflow controller; 4, an 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 unparalleled precision and exceptional efficiency.
(10) Valve core function symbols: Explore an expansive array of core functions: L, M, F, H, J, B, R, O, N, each scrupulously designed to meet specific functional requisites with accuracy and reliability.
(11) Output flow code for ports A & B: Reach optimal efficiency with maximum output flows available: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, each engineered for supreme performance and unwavering dependability.
(12) Secondary pressure limitation options: Select 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 meticulously measured in bar, ensuring steadfast 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 engineered for precise control and superior functionality.
(14) Operation modes: Choose from a diverse range of operation modes: A(1,2), manual operation with an option for long or short handle; E, electric proportional control; EA(1,2), a fusion 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 unrivaled versatility with our precision-crafted selection, designed for optimal compatibility: /2 G3/8; /3 G1/2; /4 G3/4; /5 G1. Each meticulously engineered option ensures seamless adaptability and flawless integration across a vast array of systems.
(16) End plate options: Delve into our expertly tailored end plate solutions: E1, the quintessential choice, delivers external discharge of pilot oil alongside an external oil return control port T; E2 mirrors E1, enhanced with an extra port Y for superior flexibility; E3 introduces a 2-position 3-way magnetic ball valve, elevating system pressure to match safety valve levels when engaged.
E4, crafted in the likeness of E1, ingeniously combines an internal discharge of pilot oil with a sealed port T; E5 echoes the capabilities of E2, featuring internal discharge for peak efficiency; E6 embodies the advanced design principles of E3, offering sophisticated discharge control across every variant.
(17) Control voltage and anti-explosion cable options: Choose from our secure and versatile range, including G12-12VDC, engineered for maximum safety and reliability in the most challenging environments.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 emerged as a luminary of innovation and unparalleled excellence within the dynamic hydraulic industry. As a respected subsidiary of the renowned China Baoan Group (stock code: 000009), we proudly uphold our esteemed status as a national high-tech enterprise. Our expertise is evident in our meticulous research, groundbreaking development, precision manufacturing, and strategic sales of premium hydraulic components, setting industry benchmarks. With the esteemed designation as a national 'specialized, refined, and innovative' small giant enterprise, we showcase our unwavering dedication to technological advancement and superior quality, affirming our leadership in the field.
Our flagship product, the Enhanced Safety Atex Valve, stands as the pinnacle of advanced hydraulic system control. Masterfully engineered for construction machinery and heavy-duty equipment, this versatile component is indispensable in high-stakes applications such as emergency rescue missions, tunnel engineering, mining, and municipal service vehicles. We foster strategic collaborations with prominent domestic manufacturers, significantly contributing to the localization of core hydraulic components for high-end mechanical equipment. Our steadfast philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-drives our commitment to delivering exceptional products, services, and solutions. Our mission is to ascend as a globally trusted supplier of premier hydraulic components, continuously setting new benchmarks of excellence worldwide.
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.
){kind=link}