Experience the dawn of hydraulic excellence with our revolutionary HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These aren't mere components; they're a masterpiece of engineering innovation, embodying the pinnacle of advanced hydraulic technology. Effortlessly merging pressure, flow, and directional control into a unified, seamless entity, these valves deliver unmatched performance and reliability at every turn. Crafted with precision, they comprise three essential functional modules - connecting blocks, directional valves, and end plates - designed to integrate flawlessly into sophisticated hydraulic systems, essential for high-end engineering machinery. They expertly control the movement direction and speed of hydraulic cylinders, motors, and other actuators, providing extraordinary precision and control. Key highlights include a sleek, compact design, superior energy efficiency, and the ability for stepless speed control. Additionally, they enable multiple actuators to operate concurrently under diverse loads, delivering exceptional performance and versatility across a wide range of applications.
The HLPSL valves are meticulously designed for systems with constant displacement pumps, guaranteeing reliable and consistent performance in every situation. On the other hand, the HLPSV valves are ingeniously crafted for variable pump systems. While HLPSV valves may exhibit a slightly slower response, they distinguish themselves with their outstanding energy-saving capabilities, making them the ideal choice when efficiency is paramount. With cutting-edge engineering and an energy-efficient design, HLPSV valves excel as the leading solution for advanced hydraulic control applications, offering 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, it is designed to support smooth and uninterrupted operational flows.
3-G1/2; Engineered for robust performance and dependability, offering a solid foundation for your system's integrity.;
4-G3/4; Featuring cutting-edge connectivity, this offers superior control and enhances system integration.;
5, 55-G1; With superior flow rates, it's 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) - 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 - Experience the innovation of our no magnetic ball valve; F - Discover the normally open magnetic ball valve that seamlessly enables pump pressurization when powered, and ensures unloading when unpowered; D - Explore the normally closed magnetic ball valve that effortlessly facilitates pump unloading when powered, and guarantees pressurization when unpowered;D/F - Elevate your safety standards with our precision-engineered pressure limiting valve, crafted for secondary pressure (F50). This cutting-edge feature guarantees advanced safety protocols, significantly enhancing operational security and reliability, ensuring peace of mind with every use.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience groundbreaking versatility and precision with customizable pressure settings ranging from 63 to 400 bar. This component exemplifies adaptability, 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 vast 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 a diverse range of applications, providing you with a product that aligns seamlessly with your precise needs and expectations.
(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 option is engineered to deliver 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 is precisely engineered to fulfill specific functional requirements with unparalleled 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. Each option is 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 options are 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 is meticulously engineered for precise control and functionality, ensuring optimal performance.
(14) Operation modes: Experience an extensive range of operational possibilities meticulously designed for your diverse needs. Choose from A(1,2) for manual operations using a versatile handle; E for seamless electric proportional control; EA(1,2) combining electric proportional with manual precision; D for efficient electric switching value control; DA(1,2) merging electric switching with manual finesse; M for manual friction positioning utilizing a long handle; H for purely hydraulic control aligning pilot oil ports with A and B ports; and F for perpendicular hydraulic control - all expertly crafted to deliver exceptional precision and comprehensive control.
(15) Ancillary block port sizes: Experience the epitome of precision and adaptability with our expertly crafted port size selections. Choose from our strategically designed options: /2 G3/8, /3 G1/2, /4 G3/4, and /5 G1. Each option ensures ultimate flexibility, engineered for perfect adaptability and integration, precisely meeting your specific requirements with unparalleled efficiency.
(16) End plate options: Dive into our collection of superior end plate solutions, each crafted to perfection. E1 serves as the standard, with external pilot oil discharge and an external control port T for oil return. Upgrade to E2 for an extra port Y. E3 introduces a 2-position 3-way magnetic ball valve for enhanced system safety and performance, elevating pressure management to new heights when activated, ensuring remarkable reliability.
E4 offers an internal pilot oil discharge and a sealed port T, while E5 parallels E2 with internal discharge features. Embrace the future with E6, reflecting the innovative design of E3. Every option promises exceptional discharge control, designed to enhance your system's efficiency and peak performance.
(17) Control voltage and anti-explosion cable options: Secure your system with our expansive range of custom solutions. Select G12-12VDC for specific applications that prioritize unmatched safety and flawless compatibility.G24: A steadfast choice for robust and reliable performance, ensuring your system's unwavering dependability.-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G: Elevate your strategic choices with these options, crafted for unparalleled efficiency and adaptability, even in the most challenging environments.12: Emblematic of unmatched precision and reliability, seamlessly integrating into your systems with expert precision.bb621436: This code epitomizes excellence, setting the standard in our pioneering design, symbolizing a new benchmark of innovation.
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 stand proudly as a national high-tech enterprise. Our core competencies encompass the detailed research, development, manufacturing, and sales of superior hydraulic components. Being recognized as a national 'specialized, refined, and innovative' small giant enterprise highlights our steadfast dedication to technological advancement and unmatched quality. This unwavering commitment positions us as leaders and pioneers in our domain.
Our enhanced Safety Atex Valve, our flagship product, represents the zenith of advanced hydraulic system control. Designed with precision for construction machinery and heavy-duty equipment, this indispensable component is crucial for critical applications including emergency rescue operations, tunnel engineering, mining, and municipal service vehicles. We are immensely proud of our strategic partnerships with numerous leading domestic manufacturers, significantly contributing to the localization of core hydraulic components for high-end mechanical equipment. Our guiding philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-demonstrates our resolute commitment to providing exceptional products, services, and solutions. Our mission is to rise as a globally trusted supplier of premier hydraulic components, setting new standards of excellence worldwide.
Question:1. What about the lead time?
Answer:Our lead time is approximately one month from receipt of payment. Within this period, we engage in comprehensive preparation and stringent quality control to ensure that every product we deliver to you meets the highest standards. Our unwavering dedication is to provide you with products in pristine condition, prioritizing your complete satisfaction with each flawless delivery.
Question:2. Do you have any MOQ limit for LED light orders?
Answer: We offer an exceptionally low minimum order quantity, allowing you the flexibility to order even a single piece for sample validation. This adaptability empowers you to launch your projects smoothly, meeting your unique needs with precision and ease.
Question:3. How to proceed with an order for LED lights?
Answer: Initiate your order by sharing your specific requirements or applications with us. We will then develop a personalized quote tailored to your needs or offer expert guidance. Once the designs are finalized and a deposit is made, we will officially place the order and commence production. We guarantee meticulous adherence to every detail, ensuring a perfectly bespoke solution customized 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: Certainly, this is entirely possible. Please ensure you inform us before production begins and approve the design based on the sample we provide. This ensures that your branding is represented with exceptional precision and excellence, perfectly encapsulating your identity.
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