Witness the dawn of a revolutionary era in hydraulic technology with our innovative HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These aren't mere components; they epitomize a masterful blend of engineering excellence and cutting-edge hydraulic innovation. By seamlessly integrating pressure, flow, and directional control into a singular, cohesive unit, our valves deliver exceptional performance and unwavering reliability in every application. Crafted with precision, they consist of three integral functional modules - connecting blocks, directional valves, and end plates - designed meticulously for integration into top-tier hydraulic systems, essential for premier engineering machinery. These valves precisely regulate the movement direction and velocity of hydraulic cylinders, motors, and other actuators, offering unrivaled precision and control. Notable features include a sleek, compact design, superior energy efficiency, and the ability for stepless speed modulation. Moreover, they empower multiple actuators to operate simultaneously under varying loads, providing unparalleled performance and versatility across diverse applications.
The HLPSL valves are expertly tailored for constant displacement pump systems, ensuring steadfast, reliable operations in any scenario. On the other hand, the HLPSV valves are meticulously crafted for variable pump systems. While they may exhibit a marginally slower response, HLPSV valves stand out for their outstanding energy-saving capabilities, making them the ideal choice when efficiency is paramount. These valves, with state-of-the-art engineering and eco-conscious design, emerge as the ultimate solution for sophisticated hydraulic control needs, combining impeccable precision, reliability, and energy efficiency in one seamless 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 - Key to unlocking the full potential of system performance:
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 unmatched innovation with our No Magnetic Ball Valve, designed for optimal efficiency; F - Discover the convenience of our Normally Open Magnetic Ball Valve, which empowers pump pressurization upon powering and ensures effortless unloading when unpowered; D - Unveil the excellence in our Normally Closed Magnetic Ball Valve, which facilitates seamless pump unloading when powered and guarantees pressurization when unpowered.D/F - Elevate your safety standards with our precision-engineered pressure limiting valve, purposefully designed for secondary pressure (F50). This state-of-the-art feature guarantees advanced safety protocols, significantly enhancing operational security and reliability, making it indispensable for forward-thinking hydraulic systems.
(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 demanding 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, delivering unparalleled quality and performance.
(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 peak performance and reliability.
(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 to meet various operational demands.
(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, ensuring that every application is met with the utmost precision and effectiveness.
(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, perfectly tailored to elevate your system's 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 unparalleled performance.
(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, ensuring that every operational requirement is met with excellence.
(14) Operation modes: Immerse yourself in an unparalleled selection of operation modes designed to cater to every intricate requirement: A(1,2), facilitating manual operation with your choice of a long or short handle; E, offering electric proportional control for sophisticated operations; EA(1,2), seamlessly merging electric proportional control with manual operation; D, providing electric switching value control; DA(1,2), an integration of electric switching value control and manual engagement; M, featuring manual friction positioning with a long handle; H, equipped for pure hydraulic control by aligning pilot oil ports with oil ports A and B; and F, offering pure hydraulic control complemented by perpendicular pilot oil ports. Each mode is meticulously engineered to deliver precision and efficiency, ensuring comprehensive control.
(15) Ancillary block port sizes: Elevate your system's functionality with our meticulously designed port size solutions, crafted for seamless adaptability and integration. Our range includes: /2 G3/8, /3 G1/2, /4 G3/4, and /5 G1, each crafted with precision to offer unmatched flexibility. These options are expertly tailored to cater to specific requirements, ensuring your systems achieve exceptional operational efficiency.
(16) End plate options: Discover our exceptional range of end plate innovations, each precisely crafted to cater to distinct needs. E1: Sets the benchmark with external pilot oil discharge and an external oil return control port T. E2: Elevates your system with an additional port Y, offering enhanced functionality. E3: Integrates a groundbreaking 2-position 3-way magnetic ball valve, propelling your system's pressure to premier safety valve levels when energized, delivering unmatched reliability and superior performance.
E4: Shares the brilliance of E1, featuring internal pilot oil discharge and a sealed port T. E5: Mirrors E2's excellence, now with enhanced internal discharge capabilities. E6: Resonates with the advanced design of E3. Each variant is crafted for superior discharge control, ensuring your systems operate with peak efficiency and performance.
(17) Control voltage and anti-explosion cable options: Enhance your system's safety and reliability with our expertly crafted range of solutions. Choose the G12-12VDC for specialized applications requiring uncompromised safety and compatibility.G24: The pinnacle of reliability, offering steadfast performance and unwavering dependability to meet your system's needs with excellence.-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G: Select from these premium options, engineered for peak efficiency and adaptability, ensuring top performance across challenging operating environments.12: Precisely engineered for precision and reliability, these solutions are expertly designed for seamless integration into your systems, ensuring optimal functionality.bb621436: The epitome of excellence, this code represents the benchmark of our pioneering design, setting new standards in innovation.
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.
Dive into a world of unmatched safety and precision with our flagship product, the enhanced Safety Atex Valve. This epitome of cutting-edge hydraulic system control showcases superior engineering tailored specifically for construction machinery and heavy-duty equipment. Its significance is unparalleled in high-stakes arenas like emergency rescue, tunnel engineering, mining, and municipal service vehicles. Our strategic collaborations with top domestic manufacturers underscore our pivotal role in localizing core hydraulic components for elite mechanical equipment. Anchored by our core philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are unwavering in our mission to deliver products, services, and solutions that are nothing short of exceptional. Our vision is to rise as a globally trusted supplier of premier hydraulic components, setting new standards of excellence across the globe.
Question:1. What about the lead time?
Answer:Typically, the lead time for production spans approximately one month after payment is received. During this pivotal phase, we engage in meticulous preparations and adhere to the pinnacle of quality standards, ensuring that each product arrives at your doorstep in immaculate condition. Our steadfast dedication to ensuring your complete satisfaction with our flawless delivery is our utmost pledge.
Question:2. Do you have any MOQ limit for LED light orders?
Answer: We proudly offer an exceptionally low minimum order quantity, giving you the unparalleled benefit of ordering as little as a single piece for sample verification. This adaptability enables you to launch your projects with ease, catering perfectly to your unique needs with supreme convenience and accuracy.
Question:3. How to proceed with an order for LED lights?
Answer: Initiate your order by communicating your specific requirements or application intents to us. We will then diligently prepare a bespoke quote, meticulously tailored to your needs, either through your detailed inputs or our expert guidance. Once the drawings are finalized and a deposit is placed, we will formalize the order and commence production. We ensure that every specification is met with exactitude, delivering a seamless, customized solution that aligns perfectly with your vision.drawings,and place a deposit to formalize the order. Ultimately, we will organize production, ensuring that every detail is executed flawlessly for a seamless, bespoke solution.
Question:4. Is it OK to print my logo on the product?
Answer: Absolutely, this is entirely feasible. Please ensure that you formally notify us before production begins and confirm the design according to the sample we provide. This guarantees that your branding is portrayed with exceptional precision and excellence, perfectly capturing your identity.
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