Witness the dawn of a revolutionary era in hydraulic mastery with our state-of-the-art HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These aren't mere components; they are a harmonious blend of engineering excellence and cutting-edge hydraulic prowess. Effortlessly merging pressure, flow, and directional control into one seamless, unified masterpiece, these valves deliver unparalleled performance and steadfast reliability in every application. Comprised of three essential functional modules - connecting blocks, directional valves, and end plates - these valves are meticulously crafted for integration into the finest hydraulic systems, which are vital for top-tier engineering machinery. They precisely command the movement direction and speed of hydraulic cylinders, motors, and other actuators, providing matchless precision and control. Standout features include a sleek, compact design, exceptional energy efficiency, and the capability for stepless speed control. Moreover, they enable multiple actuators to operate simultaneously under varying loads, offering unparalleled performance and adaptability for any application.
The HLPSL valves are masterfully engineered for constant displacement pump systems, guaranteeing steadfast and reliable operation in every circumstance. In contrast, the HLPSV valves are meticulously designed for variable pump systems. Although HLPSV valves may exhibit a slightly slower response time, their extraordinary energy-saving capabilities distinguish them, making them the ultimate choice when efficiency is paramount. With cutting-edge engineering and an energy-efficient design, HLPSV valves ascend as the top-tier solution for advanced hydraulic control needs, offering a perfect fusion 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 powerhouse of reliability ensures a smooth, uninterrupted performance, driving seamless efficiency throughout your operations.;
HLPSV: Variable Displacement Pump - A model of adaptability and versatility, it offers unparalleled flexibility to meet a diverse range of operational demands with precision.;
(2) Connection Block Ports P & R Specifications - Merging precision with reliability to establish a robust operational framework::
2-G3/8; Compactly efficient, this design ensures smooth and seamless operational flows, minimizing interruptions.
3-G1/2; Engineered for strength and reliability, it forms a solid backbone for maintaining system integrity.;
4-G3/4; With advanced connectivity, it offers superior control and elevates system integration seamlessly.;
5, 55-G1; Ideal for high-demand scenarios, this component guarantees consistent and reliable performance with exceptional flow rates.;
6-G1 1/4; Unmatched in performance, it is expertly crafted to excel in challenging environments and surmount obstacles effortlessly.;
(3) Additional Components and Specifications - Elevating your system's capabilities to new heights::
C,Standard Type - A cornerstone of dependability, meticulously designed to meet essential operational requirements.;
G,Throttle Valve (For HLPSL only) - Guarantees precision control, significantly boosting the system's overall efficiency.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Maximizes flow management for superior performance and reliability.;
(4) Pilot Oil Circuit Pressure Options - Tailored pressure control solutions for diverse applications:0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Providing customized solutions to perfectly align with your specific operational needs.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Enhancing control and efficiency:C - No magnetic ball valve; F - Normally open magnetic ball valve for pressurization during power and unloading during power-off; D - Normally closed magnetic ball valve for unloading during power and pressurization when unpowered.D/F - Elevate your safety standards with our precision-engineered pressure limiting valve tailored for secondary pressure (F50). This state-of-the-art feature guarantees advanced safety protocols, significantly enhancing operational security and reliability, ensuring your hydraulic systems operate at peak performance.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience groundbreaking versatility with customizable pressure settings ranging from 63 to 400 bar. This component exemplifies adaptability, accommodating diverse hydraulic requirements. For seamless configurations, /NF indicates 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, ensuring unparalleled precision and performance in every engineering endeavor.
(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, ensuring your system operates with utmost efficiency.
(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 specifically for the N 3/3-way valve; 5, enhanced inflow controller; 8, pre-selectable options, each delivering precision and exceptional operational efficiency.
(10) Valve core function symbols: Explore a comprehensive selection of core functions: L, M, F, H, J, B, R, O, N, each meticulously engineered to fulfill specific functional requirements, providing exceptional adaptability and precision.
(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, ensuring optimal system functionality.
(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 and integrity.
(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 enhanced functionality.
(14) Operation modes: Select 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 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, all meticulously crafted for comprehensive and precise control, offering unmatched versatility and precision in every application.
(15) Ancillary block port sizes: Experience the epitome of precision with our expertly crafted port size options, designed for seamless adaptability and effortless integration into your systems. Our meticulously engineered selections include: /2 G3/8, /3 G1/2, /4 G3/4, and /5 G1, each providing unparalleled flexibility. Tailored to meet your exact specifications, these options deliver unmatched efficiency, empowering you with the ability to customize your systems with ease and confidence.
(16) End plate options: Discover our exceptional selection of finely tuned end plate solutions, each engineered to elevate your system's performance. E1 is our standard model, featuring an external discharge of pilot oil and an external oil return control port T. For an enhanced experience, choose E2, which offers an additional port Y. Unleash the cutting-edge innovation of E3, integrating a 2-position 3-way magnetic ball valve to elevate your system's pressure to the highest safety valve standards when powered. Benefit from unparalleled performance, reliability, and innovation.
E4, reminiscent of E1, offers an internal discharge of pilot oil with a sealed port T. E5 matches the excellence of E2, now featuring internal discharge capabilities. Embrace the future with E6, echoing the advanced design of E3. Each variant guarantees superior discharge control, ensuring your system operates at peak efficiency and performance, advancing your operations to new heights.
(17) Control voltage and anti-explosion cable options: Reinforce your system's safety and reliability with our extensive range of tailored solutions. Choose G12-12VDC for specialized applications where absolute safety and compatibility are paramount, ensuring seamless integration without compromise.G24: This robust choice guarantees steadfast performance and unwavering reliability, becoming your preferred option for demanding applications.-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G: Enhance your strategic selection process with these versatile options, each designed for maximum efficiency and adaptability, perfect for navigating various challenging environments with precision.12: Representing a pinnacle of precision and reliability, this option is tailor-made for seamless integration into your systems, ensuring impeccable performance.bb621436: This code stands as a beacon of excellence, setting the benchmark for innovative design and superior quality in our product line.
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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