Experience the future of hydraulic technology with our revolutionary HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These aren't merely components; they are a masterpiece of engineering, representing the pinnacle of hydraulic innovation. These valves create a seamless integration of pressure, flow, and directional control into a unified, harmonious system, ensuring unmatched performance and reliability in every task. Consisting of three essential functional modules - connecting blocks, directional valves, and end plates - these valves are meticulously crafted for incorporation into top-tier hydraulic systems, crucial for leading engineering machinery. They precisely manage the movement direction and speed of hydraulic cylinders, motors, and other actuators, delivering unparalleled precision and control. Their standout features include a sleek, compact design, remarkable energy efficiency, and the ability for stepless speed control. Additionally, they enable multiple actuators to operate simultaneously under different loads, offering unmatched performance and versatility for any application.
Our HLPSL valves are precision-engineered for constant displacement pump systems, ensuring steadfast and reliable operation in all scenarios. Meanwhile, the HLPSV valves are skillfully designed for variable pump systems. While HLPSV valves might exhibit a slightly slower response, they excel with exceptional energy-saving performance, distinguishing themselves as the premier choice when efficiency is paramount. With cutting-edge engineering and energy-efficient design, HLPSV valves are the foremost solution for advanced hydraulic control needs, offering an impeccable blend of precision, reliability, and energy 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 steadfast cornerstone of dependability delivers unwavering and consistent performance, ensuring seamless and efficient operations throughout your system.;
HLPSV: Variable Displacement Pump - The epitome of versatility and adaptability, this pump offers exceptional flexibility to cater to a wide spectrum of operational requisites.;
(2) Connection Block Ports P & R Specifications - Where precision and reliability converge to create a steadfast operational framework::
2-G3/8; Crafted for compact efficiency, it is designed to support smooth and uninterrupted operational flows.
3-G1/2; Engineered for robust performance and dependability, offering a solid foundation for your system's integrity.;
4-G3/4; Featuring cutting-edge connectivity, this offers superior control and enhances system integration.;
5, 55-G1; With superior flow rates, it's perfect for high-demand applications, ensuring consistent and reliable performance.;
6-G1 1/4; Delivering peerless performance, this component is expertly designed to thrive in challenging environments and tackle obstacles seamlessly.;
(3) Additional Components and Specifications - Elevating system capabilities to unparalleled heights::
C,Standard Type - A foundation of reliability, meticulously crafted to meet essential operational needs.;
G,Throttle Valve (For HLPSL only) - Ensures precision control, thereby enhancing the system's overall efficiency.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimizes flow management, driving unmatched performance and reliability.;
(4) Pilot Oil Circuit Pressure Options - Delivering bespoke pressure control solutions tailored for diverse applications:0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Offering customized solutions to seamlessly align with your specific operational requirements.
(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, enabling pump pressurization when powered, and unloading when unpowered; D - Normally closed magnetic ball valve, facilitating pump unloading when powered, and pressurization when unpowered;D/F - Elevate your safety standards to unparalleled heights with our meticulously precision-engineered pressure limiting valve, tailored for secondary pressure (F50). This cutting-edge feature is a testament to advanced safety protocols, dramatically enhancing both operational security and reliability.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience a revolutionary level of versatility and precision with customizable pressure settings ranging from 63 to 400 bar. This component is the epitome of adaptability, designed to accommodate an extensive diversity of hydraulic requirements. For configurations that demand seamless integration, /NF denotes the absence of a pressure limiting valve, expertly customized for HLPSV, ensuring flawless pressure management across an expansive array of applications.
(7) Product Series Classification - The Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Every series is an engineering masterpiece, meticulously crafted to cater to a multitude of applications, providing a product that aligns flawlessly with your specific needs.
(8)Thread size of directional spool valve ports A & B:2-G3/8; 3-G1/2; 4-G3/4; 5-G1; including expertly designed ancillary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, engineered with precision for seamless integration and operation.
(9)Directional valve block inflow controller options: Choose from a versatile selection: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, precisely crafted for the N 3/3-way valve; 5, enhanced inflow controller; 8, pre-selectable options, each delivering exceptional precision and efficiency.
(10) Valve core function symbols: Explore an extensive array of core functions: L, M, F, H, J, B, R, O, N, each meticulously engineered to meet specific functional demands.
(11) Output flow code for ports A & B: Achieve maximum efficiency with peak output flow capabilities: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, expertly designed to deliver superior performance and reliability.
(12) Secondary pressure limitation options: Select from: N, no pressure limiting protection; C, simultaneous pressure limitation of actuator ports A & B; A---B---, independent pressure limitation for ports A & B, all carefully measured in bar, ensuring unwavering system safety.
(13) Function ON/OFF and pressure outlet options: Tailor your system with options such as: 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 option rigorously engineered for precise control and functionality.
(14) Operation modes: Choose from a wide range of operation modes: A(1,2), manual operation with the choice of long or short handle; E, electric proportional control; EA(1,2), a harmonious combination of electric proportional control and manual operation; D, electric switching value control; DA(1,2), amalgamated 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, each meticulously designed for comprehensive and precise control.
(15) Ancillary block port sizes: Unleash the power of precision with our meticulously crafted port size options, engineered for seamless adaptability and flawless integration. Choose from expertly designed selections: /2 G3/8, /3 G1/2, /4 G3/4, and /5 G1. Each option offers the pinnacle of flexibility, tailored to meet your exact requirements with unmatched efficiency and performance.
(16) End plate options: Immerse yourself in our exceptional portfolio of finely tailored end plate solutions. E1 stands as the standard bearer, featuring an external discharge of pilot oil and an external oil return control port T. Elevate to E2 for an enhanced experience, offering an additional port Y. Discover the cutting-edge innovation of E3, which integrates a 2-position 3-way magnetic ball valve, elevating your system's pressure to the pinnacle of safety valve levels when powered, ensuring unparalleled performance and reliability.
E4, akin to E1, distinguishes itself with an internal discharge of pilot oil and a sealed port T. E5 mirrors E2's excellence, now with internal discharge capabilities. Step into the future with E6, echoing the advanced design of E3. Each variant promises superior discharge control, ensuring your system operates with peak efficiency and enhanced performance.
(17) Control voltage and anti-explosion cable options: Fortify your system's safety and reliability with our comprehensive array of tailored solutions. Opt for G12-12VDC, ideal for specialized applications that demand absolute safety and compatibility without compromise, ensuring dependable operation.G24: Your go-to choice for robust performance and unwavering reliability, consistently delivering exceptional results across various applications.-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G: Enhance your strategic selections with these options, meticulously designed for maximum efficiency and adaptability in diverse and demanding environments.12: A symbol of precision and reliability, meticulously tailored for impeccable integration into your advanced systems.bb621436: The code of excellence representing a benchmark in our innovative design, a testament to cutting-edge engineering and superior quality.
Since our inception in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has illuminated the hydraulic industry with groundbreaking innovation and unparalleled excellence. As a prestigious subsidiary of the esteemed China Baoan Group (stock code: 000009), we proudly stand as a distinguished national high-tech enterprise. Our expertise lies in the meticulous research, development, manufacturing, and sales of premium hydraulic components. Our esteemed designation as a national 'specialized, refined, and innovative' small giant enterprise underscores our unwavering commitment to technological advancement and superior quality. This relentless dedication positions us as frontrunners in our field.
Our enhanced Safety Atex Valve, the flagship product, embodies the pinnacle of advanced hydraulic system control. Expertly engineered for construction machinery and heavy-duty equipment, this versatile component is vital for high-stakes applications such as emergency rescue operations, tunnel engineering, mining, and municipal service vehicles. We take immense pride in our strategic collaborations with numerous leading domestic manufacturers, playing a pivotal role in localizing core hydraulic components for high-end mechanical equipment. Guided by our core philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are resolute in our 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 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.
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