Introducing a revolution in hydraulic technology with our state-of-the-art HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These are more than mere components; they are a testament to engineering excellence and the pinnacle of hydraulic innovation. With seamless integration of pressure, flow, and directional control, these valves form a cohesive, high-performing unit. Engineered with precision, they feature three key functional modules: connecting blocks, directional valves, and end plates, making them essential for top-tier hydraulic systems in premium engineering machinery. They expertly manage the movement direction and speed of hydraulic cylinders, motors, and more, delivering unparalleled accuracy and control. Highlighted by a streamlined, compact design, superior energy efficiency, and the ability for stepless speed control, these valves also enable multiple actuators to operate simultaneously under different loads, ensuring outstanding performance and versatility across applications.
Designed with precision, the HLPSL valves are ideal for constant displacement pump systems, ensuring unwavering and dependable operation in every condition. Conversely, the HLPSV valves are crafted with expertise for variable pump systems. While they might exhibit a marginally slower response, their exceptional energy-saving capabilities distinguish them as the best choice when efficiency is critical. With cutting-edge engineering and an energy-efficient design, HLPSV valves stand out as the prime solution for sophisticated hydraulic control demands, offering an impeccable blend of precision, reliability, and energy conservation.
| 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 operates with unwavering consistency, ensuring seamless and efficient operation, transforming your system into a paragon of reliability.;
HLPSV: Variable Displacement Pump - The epitome of versatility and adaptability, this pump showcases exceptional flexibility, expertly catering to a wide array of operational requisites for a truly tailored experience.;
(2) Connection Block Ports P & R Specifications - Where precision meets reliability::
2-G3/8; Designed for compact efficiency, this element ensures smooth, uninterrupted operational flows, maintaining a seamless system environment.
3-G1/2; Engineered for robust performance and unwavering dependability, providing a reliable foundation that upholds your system's integrity.;
4-G3/4; Featuring state-of-the-art connectivity, this component offers superior control and enhances the overall system integration.;
5, 55-G1; With outstanding flow rates, it's tailor-made for high-demand applications, guaranteeing consistent and reliable performance.;
6-G1 1/4; Delivering unparalleled performance, this expertly crafted component is designed to excel in challenging environments, effortlessly overcoming obstacles.;
(3) Additional Components and Specifications - Elevating system capabilities beyond expectations::
C,Standard Type - A reliable foundation, meticulously crafted to meet fundamental operational needs with unwavering consistency.;
G,Throttle Valve (For HLPSL only) - Ensures precision control, greatly enhancing the system's overall efficiency and performance.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimizes flow management, driving unmatched performance and ensuring reliability.;
(4) Pilot Oil Circuit Pressure Options - Offering 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); Delivering customized solutions that seamlessly align with your specific operational needs.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevating efficiency and control to new heights:C - No magnetic ball valve; F - Normally open magnetic ball valve, enabling pressurization when powered and seamless unloading when unpowered; D - Normally closed magnetic ball valve, facilitating unloading when powered and pressurization when unpowered.D/F - Elevate your safety standards with our precision-engineered pressure limiting valve designed for secondary pressure (F50). Experience a new level of assurance with this state-of-the-art feature, meticulously crafted to guarantee advanced safety protocols, significantly enhancing operational security and reliability in your hydraulic systems.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Unleash groundbreaking versatility and precision with customizable pressure settings ranging from 63 to 400 bar. This component epitomizes adaptability, entirely accommodating a diverse array of hydraulic requirements. For seamless configurations, /NF denotes no pressure limiting valve, meticulously tailored for HLPSV, ensuring impeccable pressure management across a vast spectrum of applications, delivering excellence in every function.
(7) Product Series Classification - The Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Step into a world of engineering marvels with each series, expertly crafted to cater to a multitude of applications, ensuring you possess a product that aligns seamlessly with your precise needs, providing unparalleled performance and reliability.
(8)Thread size of directional spool valve ports A & B:2-G3/8; 3-G1/2; 4-G3/4; 5-G1; including ancillary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, engineered with exceptional precision for seamless integration and operation in varied hydraulic systems.
(9)Directional valve block inflow controller options: Choose from a diverse array of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, designed exclusively for the N 3/3-way valve; 5, enhanced inflow controller; 8, pre-selectable options-all delivering precision and exceptional efficiency to elevate system performance.
(10) Valve core function symbols: Explore a comprehensive selection of core functions: L, M, F, H, J, B, R, O, N, each intricately engineered to satisfy specific functional requirements, providing robust performance tailored to your needs.
(11) Output flow code for ports A & B: Optimize 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, ensuring exceptional operational outcomes.
(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 measured in bar, ensuring uncompromised system safety and integrity.
(13) Function ON/OFF and pressure outlet options: Tailor your system 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 option meticulously engineered for precise control and unparalleled functionality.
(14) Operation modes: Opt from a diverse array of operation modes: A(1,2), manual operation with optional long or short handle; E, electric proportional control; EA(1,2), a synergy 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-all meticulously crafted for comprehensive and precise control.
(15) Ancillary block port sizes: Experience the pinnacle of precision and adaptability with our expertly crafted port size options, meticulously designed for seamless integration. Choose from our selections: /2 G3/8, /3 G1/2, /4 G3/4, and /5 G1. Each option is the epitome of flexibility, ensuring your specific requirements are met with unmatched efficiency.
(16) End plate options: Immerse yourself in our exceptional array of meticulously tailored end plate solutions. E1 sets the standard with an external discharge of pilot oil and an external oil return control port T. Elevate your experience with E2, which offers an additional port Y for enhanced capabilities. Discover the innovative E3, featuring a 2-position 3-way magnetic ball valve that elevates your system's pressure to optimal safety valve levels when powered, ensuring unmatched performance and reliability.
E4, similar to E1, stands out with an internal discharge of pilot oil and a sealed port T. E5, mirroring E2's excellence, now includes internal discharge capabilities. Step into the future with E6, which echoes the advanced design of E3. Each variant guarantees superior discharge control, ensuring your system operates with peak efficiency and performance.
(17) Control voltage and anti-explosion cable options: Enhance your system's safety and reliability with our extensive range of tailored solutions. Choose G12-12VDC for specialized applications that require uncompromised safety and compatibility.G24: Your ideal choice for robust performance and dependable reliability.-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G: Amplify your strategic selections with these options, crafted for maximum efficiency and adaptability in a variety of demanding environments.12: A hallmark of precision and reliability, designed for seamless integration into your systems.bb621436: A code of excellence that represents the benchmark of our innovative designs.
Since our inception in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has been a beacon of innovation and excellence in the hydraulic industry. 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, represents the pinnacle of advanced hydraulic system control. Expertly engineered for construction machinery and heavy-duty equipment, this versatile component is crucial for high-stakes applications, including 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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