Behold the dawn of an unprecedented era in hydraulic technology with our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These components are not just parts; they are the epitome of unparalleled engineering brilliance fused with state-of-the-art hydraulic innovation. By adeptly merging pressure, flow, and directional control into a singular, integrated masterpiece, our valves assure remarkable performance and dependable reliability for a multitude of applications. Expertly crafted, these valves comprise three integral functional modules - connecting blocks, directional valves, and end plates - meticulously designed for seamless integration into elite hydraulic systems, indispensable for premier engineering machinery. They precisely manage the movement direction and speed of hydraulic cylinders, motors, and other actuators, offering unmatched precision and control. Among their notable features are a sleek and compact design, superior energy efficiency, and the capability for continuous, stepless speed modulation. Further enhancing their appeal, these valves enable multiple actuators to operate simultaneously under diverse loads, delivering unrivaled performance and versatility across a wide spectrum of applications.
The HLPSL valves are masterfully designed for constant displacement pump systems, guaranteeing steadfast and reliable performance in any circumstance. Conversely, the HLPSV valves are crafted with meticulous precision for variable pump systems. Although they may demonstrate a slightly slower response, HLPSV valves are distinguished by their exceptional energy-saving capabilities, making them the quintessential choice when efficiency is of utmost importance. With cutting-edge engineering and an eco-friendly design, these valves emerge as the ultimate solution for sophisticated hydraulic control requirements, harmoniously combining flawless precision, reliability, and energy efficiency into one elegant package.
| 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 - Your blueprint for ensuring seamless and efficient connectivity throughout your system's architecture.
HLPSL: Constant Displacement Pump - This resilient titan of performance reliability provides unwavering, consistent delivery, ensuring seamless and effective operations across your entire system.;
HLPSV: Variable Displacement Pump - The quintessential model of versatility and adaptability, this pump offers unparalleled flexibility to meet a wide array of operational demands with exceptional ease.;
(2) Connection Block Ports P & R Specifications - Where precision engineering meets reliability to form an enduring operational framework::
2-G3/8; Designed with compact efficiency in mind, it ensures smooth and unhindered operational flows.
3-G1/2; Crafted for robust performance and dependability, providing a strong foundation for sustaining your system's integrity.;
4-G3/4; With state-of-the-art connectivity, it offers superior control and enhances system integration seamlessly.;
5, 55-G1; With outstanding flow rates, it's ideal for high-demand applications, delivering consistent and reliable outcomes.;
6-G1 1/4; Offering unmatched performance, this component is expertly crafted to excel in challenging environments, overcoming obstacles effortlessly.;
(3) Additional Components and Specifications - Elevating system capabilities to new heights of excellence::
C,Standard Type - A bastion of reliability, meticulously engineered to fulfill essential operational needs with precision.;
G,Throttle Valve (For HLPSL only) - Delivers precision control, significantly enhancing the system's overall efficiency.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Maximizes flow management, driving unparalleled performance and dependability.;
(4) Pilot Oil Circuit Pressure Options - Providing tailored pressure control solutions to meet diverse application needs with precision:0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Offering bespoke solutions that seamlessly align with your specific operational requirements.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Enhancing system efficiency and control with precision:C - Experience the innovation of our no magnetic ball valve. F - Discover the normally open magnetic ball valve, which powers the pump for pressurization and unloads effortlessly when not powered. D - Unveil the efficiency of our 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 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, meticulously 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, crafted with precision for seamless integration and operation.
(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 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: Immerse yourself in our comprehensive selection of operation modes crafted for diverse applications. Choose from A(1,2), offering manual operation with either a long or short handle; E, for precise electric proportional control; EA(1,2), a harmonious blend of electric control and manual operation; D, featuring electric switching value control; DA(1,2), combining the benefits of electric and manual switching control; M, providing manual friction positioning with a long handle; H, dedicated to pure hydraulic control by aligning pilot oil ports with ports A and B; and F, ensuring pure hydraulic control with perpendicular pilot oil ports. Each mode is meticulously engineered to deliver exceptional control and adaptability.
(15) Ancillary block port sizes: Elevate your system's potential with our expertly engineered port size solutions, designed for seamless adaptability and integration. Our selection includes /2 G3/8, /3 G1/2, /4 G3/4, and /5 G1. Each option is crafted to deliver unmatched flexibility and efficiency, precisely tailored to meet your specific requirements and enhance overall system performance.
(16) End plate options: Discover our exceptional range of tailored end plate innovations. E1 sets the bar high with its external pilot oil discharge and external oil return control port T. E2 takes it up a notch with an additional port Y for expanded functionality. Experience the cutting-edge design of E3, featuring a 2-position 3-way magnetic ball valve that elevates your system to premier safety valve standards when energized, ensuring remarkable performance and reliability.
E4, similar to E1, is distinguished by an internal pilot oil discharge and a sealed port T. E5 enhances the excellence of E2 with internal discharge capabilities. Embrace the advanced technology of E6, mirroring E3's innovative design. Each variant is engineered to provide superior discharge control, ensuring your system operates at peak efficiency and delivers optimal performance.
(17) Control voltage and anti-explosion cable options: Enhance your system's safety and reliability with our diverse range of expertly designed solutions. Choose G12-12VDC for specialized applications requiring uncompromised safety and compatibility.G24: Select the ultimate solution for unwavering performance and steadfast dependability, ensuring your system operates optimally at all times.-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G: Optimize your strategic choices with these options, engineered to deliver peak efficiency and adaptability in various challenging environments.12: Exuding precision and reliability, expertly crafted for seamless integration into your systems, ensuring flawless performance and dependability.bb621436: The embodiment of excellence, establishing a benchmark in our pioneering design, and setting new standards in the industry.
Since our founding in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has been a beacon of innovation and excellence in the hydraulic industry. As a proud subsidiary of the renowned China Baoan Group (stock code: 000009), we are recognized as a national high-tech enterprise, known for our exceptional research, development, manufacturing, and sales of high-quality hydraulic components. Our prestigious status as a national 'specialized, refined, and innovative' small giant enterprise highlights our unwavering dedication to technological advancements and top-notch quality. This commitment firmly establishes us as leaders in our industry.
Our enhanced Safety Atex Valve stands as the flagship of advanced hydraulic system control. Expertly designed for use in construction machinery and heavy-duty equipment, this multifaceted component is essential for critical applications such as emergency rescue missions, tunnel engineering, mining tasks, and municipal service vehicles. We take immense pride in our strategic partnerships with top domestic manufacturers, significantly contributing to the localization of core hydraulic components for high-end mechanical equipment. Driven by our core ethos-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are unwavering in our quest to provide extraordinary products, services, and solutions. Our mission is to rise as a globally trusted supplier of elite hydraulic components, setting new standards of excellence on the world stage.
Question:1. What about the lead time?
Answer:Typically, the lead time for production spans approximately one month after payment is received. During this crucial period, we embark on comprehensive preparations and uphold the highest standards of quality control, ensuring each product reaches you in pristine condition. Our unwavering devotion to achieving your complete satisfaction with our impeccable delivery is our foremost commitment.
Question:2. Do you have any MOQ limit for LED light orders?
Answer: We proudly offer an exceptionally low minimum order quantity, providing you with the unique advantage of ordering as little as a single piece for sample verification. This flexibility empowers you to kickstart your projects effortlessly, catering precisely to your exclusive needs with utmost convenience and precision.
Question:3. How to proceed with an order for LED lights?
Answer: Initiate your order by conveying your specific requirements or intended applications to us. We will then meticulously prepare a bespoke quote, tailored exclusively for your needs, either through your detailed inputs or our expert recommendations. Once the drawings are finalized and a deposit is made, we will formalize the order and commence production. We assure you that every specification will be met with precision, providing a seamless, customized solution that perfectly aligns with your vision.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 entirely possible. Please ensure that you formally notify us before production begins and confirm the design according to the sample we provide. This ensures your branding is represented with outstanding precision and excellence, perfectly embodying your identity.
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