Welcome to the revolutionary world of hydraulic advancements with our pioneering HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These are not mere components; they are the epitome of engineering excellence, representing the pinnacle of cutting-edge hydraulic innovation. Expertly fusing pressure, flow, and directional control into one seamless unit, these valves deliver unrivaled performance and dependability in every aspect. Featuring three core functional modules - connecting blocks, directional valves, and end plates - these valves are precisely engineered to integrate into premier hydraulic systems, which are essential for top-tier engineering machinery. They offer meticulous control over the movement direction and velocity of hydraulic cylinders, motors, and various actuators, providing unparalleled precision and management. Key highlights include a streamlined and compact design, superior energy efficiency, and the ability for stepless speed control. Additionally, they empower multiple actuators to function simultaneously under diverse loads, delivering exceptional performance and adaptability for any application.
The HLPSL valves are meticulously designed for constant displacement pump systems, guaranteeing steadfast and reliable operation in every scenario. On the other hand, the HLPSV valves are ingeniously crafted for variable pump systems. While the HLPSV valves may exhibit a slightly slower response time, their outstanding energy-saving capabilities distinguish them as the premier choice when efficiency is paramount. With cutting-edge engineering and an energy-efficient design, HLPSV valves ascend as the top-tier solution for sophisticated hydraulic control requirements, presenting 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, this port is designed to support smooth and uninterrupted operational flows.
3-G1/2; Engineered for robust performance and dependability, it offers a solid foundation for maintaining your system's integrity.;
4-G3/4; Featuring cutting-edge connectivity, this port provides superior control to enhance system integration.;
5, 55-G1; With superior flow rates, this port is 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) - This component 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 with our precision-engineered pressure limiting valve designed for secondary pressure (F50). This state-of-the-art feature guarantees advanced safety protocols, significantly enhancing operational security and reliability.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience groundbreaking versatility and precision with customizable pressure settings spanning from 63 to 400 bar. This component exemplifies adaptability, fully accommodating a diverse range of hydraulic requirements. For seamless configurations, /NF represents no pressure limiting valve, meticulously tailored for HLPSV, ensuring impeccable pressure management across a wide spectrum of applications.
(7) Product Series Classification - The Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is an engineering marvel, expertly crafted to meet diverse applications, providing you with a product that aligns seamlessly with your precise needs.
(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 precision for seamless integration and operation.
(9)Directional valve block inflow controller options: Select 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 specifically for the N 3/3-way valve; 5, enhanced inflow controller; 8, pre-selectable options, each delivering precision and exceptional efficiency.
(10) Valve core function symbols: Discover a comprehensive selection of core functions: L, M, F, H, J, B, R, O, N, each precisely engineered to fulfill specific functional requirements.
(11) Output flow code for ports A & B: Maximize efficiency with peak output flow capabilities: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, expertly designed to provide superior performance and reliability.
(12) Secondary pressure limitation options: Choose 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.
(13) Function ON/OFF and pressure outlet options: Customize 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 functionality.
(14) Operation modes: Experience a vast spectrum of operation modes that redefine versatility and precision. Choose from A(1,2), which offers manual operation with a choice of long or short handle; E, which provides electric proportional control; and EA(1,2), a dynamic blend of electric proportional control and manual operation. Consider D for electric switching value control or DA(1,2) for a synergistic combination of electric switching value control and manual operation. M features manual friction positioning with a long handle, H offers pure hydraulic control aligning pilot oil ports with oil ports A and B, and F presents pure hydraulic control with perpendicular pilot oil ports. All modes are meticulously crafted for precise and comprehensive control.
(15) Ancillary block port sizes: Discover the art of precision engineering with our meticulously crafted port size options, designed for seamless adaptability and integration into your systems. Choose from an array of expertly designed selections: /2 G3/8, /3 G1/2, /4 G3/4, and /5 G1. Each option is tailored to meet your exact requirements with unmatched efficiency, offering the pinnacle of flexibility and high performance.
(16) End plate options: Immerse yourself in our unparalleled portfolio of finely tailored end plate solutions that elevate system performance. E1 is the standard bearer, featuring an external discharge of pilot oil and an external oil return control port T. Elevate your experience with E2, offering an additional port Y. Explore E3, which integrates a 2-position 3-way magnetic ball valve, elevating system pressure to safety valve levels when powered, ensuring exceptional reliability and performance.
E4, akin to E1, shines with an internal discharge of pilot oil and a sealed port T. E5 mirrors E2's prowess, now with internal discharge capabilities. Embark on the future with E6, echoing the advanced design of E3. Each variant promises superior discharge control, ensuring that your systems operate with peak efficiency and unrivaled performance.
(17) Control voltage and anti-explosion cable options: Bolster your system's safety and reliability with our comprehensive array of tailored solutions. Choose G12-12VDC for specialized applications requiring absolute safety and uncompromised compatibility, meeting your demanding needs with confidence.G24: The definitive choice for robust performance and unwavering reliability, crafted to endure and excel in challenging environments.-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G: Elevate your strategic selections with these options, expertly designed for maximum efficiency and adaptability across various demanding environments.12: Exemplifying precision and reliability, perfectly tailored for seamless integration into your cutting-edge systems.bb621436: The hallmark of excellence representing a benchmark in our innovative design, embodying engineering prowess and superior performance.
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 an esteemed subsidiary of the prestigious China Baoan Group (stock code: 000009), we are proud to be recognized as a national high-tech enterprise. Our expertise shines in the meticulous research, development, manufacturing, and sales of high-quality hydraulic components. Our esteemed designation as a national 'specialized, refined, and innovative' small giant enterprise emphasizes our unwavering commitment to technological advancement and superior quality. This relentless dedication propels us to the forefront of our industry, ensuring our leadership and visionary approach continue to illuminate the path forward.
Our enhanced Safety Atex Valve stands as the flagship product, representing the pinnacle of advanced hydraulic system control. Designed with precision for construction machinery and heavy-duty equipment, this versatile component is indispensable for high-stakes applications, including emergency rescue operations, tunnel engineering, mining, and municipal service vehicles. We take great pride in our strategic collaborations with leading domestic manufacturers, playing a crucial 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 remain resolute in our commitment to delivering exceptional products, services, and solutions. Our mission is to elevate our standing 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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