Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These extraordinary engineering marvels epitomize the zenith of hydraulic innovation, flawlessly merging pressure, flow, and directional control into one cohesive and elegant solution. This ensures unmatched performance and reliability across diverse applications. Typically consisting of three vital functional modules - connecting blocks, directional valves, and end plates - these valves are expertly crafted for integration into elite hydraulic systems, indispensable for top-tier engineering machinery. They precisely regulate the movement direction and speed of hydraulic cylinders, motors, and other actuators, offering unparalleled precision and control. Key features include a compact structure, superior energy efficiency, and the ability for seamless speed control. Furthermore, they empower multiple actuators to operate in unison under varying loads, providing unrivaled performance and versatility for any application.
The HLPSL valves are meticulously designed for constant displacement pump systems, ensuring steadfast and reliable operation in every scenario. Conversely, the HLPSV valves are ingeniously engineered for variable pump systems. Although HLPSV valves may demonstrate a slightly slower response time, they excel in offering remarkable energy-saving performance, making them the ultimate choice for situations where efficiency is crucial. With their state-of-the-art engineering and energy-efficient design, HLPSV valves emerge as the top-tier solution for advanced hydraulic control needs, presenting a perfect fusion of precision, reliability, and 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 - The cornerstone of reliability, ensuring unwavering performance to maintain smooth and efficient operations across your system's landscape.;
HLPSV: Variable Displacement Pump - The epitome of adaptability and versatility, offering exceptional flexibility to meet an expansive array of operational needs with precision.;
(2) Connection Block Ports P & R Specifications - Where precision seamlessly aligns with trust, crafting a dependable operational foundation::
2-G3/8; Expertly crafted for compact proficiency, designed to facilitate streamlined and seamless operational flows, ensuring efficiency.
3-G1/2; Meticulously engineered for robustness and reliability, providing a resilient base for the integrity of your system.;
4-G3/4; Advanced connectivity features, offering enhanced control and superior system integration for optimal performance.;
5, 55-G1; Engineered for superior flow rates, perfect for high-demand applications, ensuring consistent and reliable performance.;
6-G1 1/4; Delivering exceptional performance, meticulously designed to excel in challenging environments and handle demands with ease.;
(3) Additional Components and Specifications - Elevating system capabilities to unprecedented heights of excellence::
C,Standard Type - A robust and dependable foundation, meticulously crafted to fulfill essential operational requirements.;
G,Throttle Valve (For HLPSL only) - Ensures precision control, significantly enhancing the overall efficiency of your system.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Maximizes flow management, ensuring unparalleled performance and reliability.;
(4) Pilot Oil Circuit Pressure Options - Offering 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 address your unique operational demands.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Enhancing efficiency and control with precision:C - No magnetic ball valve; F - Normally open magnetic ball valve, activating pressure in the pump when powered, unloading it when unpowered; D - Normally closed magnetic ball valve, unloading the pump when powered, activating pressure when unpowered;D/F - Discover unparalleled safety and reliability with our state-of-the-art pressure limiting valve, precision-engineered for secondary pressure (F50) at a designated pressure value. This revolutionary feature ensures top-tier operational security and steadfast reliability, setting a new benchmark in hydraulic safety.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Unleash the full potential of your hydraulic systems with our adaptable and precisely adjustable valve settings at 63, 120, 210, 280, 315, 350, and 400 bar levels. This component exemplifies adaptability, fulfilling every hydraulic requirement. For configurations where pressure limiting is unnecessary, /NF signifies the absence of a pressure limiting valve, expertly designed for HLPSV, ensuring impeccable pressure regulation across varied applications.
(7) Product Series Classification - The Pinnacle of Engineering Mastery:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a testament to engineering finesse, crafted with precision to meet every application, ensuring you have a product that seamlessly integrates with your distinct requirements.
(8)Thread size of directional spool valve ports A & B:2-G3/8; 3-G1/2; 4-G3/4; 5-G1; including auxiliary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, meticulously crafted for flawless and seamless integration.
(9)Directional valve block inflow controller options: Select from a spectrum of options: 1, without inflow controller; 2, standard inflow controller; 4, a sophisticated 3-way flow controller for both inlet and outlet, engineered for the N 3/3-way valve; 5, enhanced inflow controller; 8, pre-selectable choices, each offering pinpoint precision and exceptional efficiency.
(10) Valve core function symbols: Unlock a diverse array of core functions: L, M, F, H, J, B, R, O, N, each intricately tailored to address specific functional requirements.
(11) Output flow code for ports A & B: Attain peak efficiency with premier output flows ranging from: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, each crafted for maximum performance and assured 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, meticulously measured in bar, ensuring unfaltering system safety.
(13) Function ON/OFF and pressure outlet options: Personalize with options such as: 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 engineered for exceptional control and functionality.
(14) Operation modes: Choose from a range of operation modes: A(1,2), manual operation with an optional long or short handle; E, electric proportional control; EA(1,2), a synergy 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, meticulously crafted for comprehensive and precise control.
(15) Ancillary block port sizes: Select from versatile options: /2 G3/8; /3 G1/2; /4 G3/4; /5 G1, each expertly crafted for seamless adaptability and integration.
(16) End plate options: Discover our exquisitely crafted end plate solutions designed to meet your specific needs: E1, the standard option, offers an external discharge of pilot oil and an external oil return control port T. E2 builds on E1's foundation with an added port Y, providing enhanced functionality. E3 is equipped with a sophisticated 2-position 3-way magnetic ball valve, elevating your system's pressure to safety valve standards when energized, ensuring optimal performance and reliability.
E4, crafted with precision and akin to E1, innovatively incorporates an internal discharge of pilot oil with a sealed port T. E5 mirrors the innovations of E2, offering internal discharge capabilities. E6 embodies the advanced engineering of E3, each variant meticulously ensuring top-tier discharge control, enhancing the safety and efficiency of your hydraulic systems.
(17) Control voltage and anti-explosion cable options: Select from our comprehensive array of secure and compatible options, such as G12-12VDC, specifically engineered for safety and specialization in high-demand applications, ensuring peace of mind and superior performance.G24 - your go-to option for robust performance and reliability.- Your ideal choice for adaptable and versatile solutions.24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G - Offering a suite of options tailored for excellence in various applications, each crafted to meet stringent standards and deliver exceptional results.12 - Engineered for precision and efficiency in demanding environments.bb621436 - your reliable partner in advanced hydraulic solutions.
Since our inception in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has become a beacon of innovation and excellence in the hydraulic industry. As a proud subsidiary of the reputable China Baoan Group (stock code: 000009), we are recognized as a prestigious national high-tech enterprise. Our specialization lies in the precise research, development, manufacturing, and sales of top-tier hydraulic components. Being named a national 'specialized, refined, and innovative' small giant enterprise highlights our steadfast commitment to technological progress and unmatched quality. This dedication cements our position as leaders in our industry.
Our enhanced Safety Atex Valve, a flagship product featuring the load-sensitive proportional valve, showcases the pinnacle of cutting-edge hydraulic system control. Meticulously designed for construction machinery and heavy-duty equipment, this adaptable component is essential for critical applications such as emergency rescue, tunnel engineering, mining, and municipal service vehicles. We are thrilled to collaborate strategically with numerous leading domestic manufacturers, significantly contributing to the localization of key hydraulic components for advanced mechanical equipment. Driven by our core philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are unwavering in our dedication to providing outstanding products, services, and solutions. Our mission is to emerge as a globally trusted supplier of premier hydraulic components, setting new standards of excellence worldwide.
Question:1. What about the lead time?
Answer:Our standard lead time for production is approximately one month from the date of payment. Within this period, we diligently prepare and employ strict quality control measures to ensure every product reaches you in pristine condition. We are dedicated to delivering with excellence and guaranteeing your complete satisfaction with every flawless shipment.
Question:2. Do you have any MOQ limit for LED light orders?
Answer: We are pleased to offer an impressively low minimum order quantity, allowing you the ease of purchasing even just one piece for sample verification. This flexibility empowers you to start your projects smoothly, meeting your specific requirements effortlessly with precision.
Question:3. How to proceed with an order for LED lights?
Answer: Start by sharing your detailed specifications or intended applications with us. We will provide a customized quote tailored to your unique needs or offer expert advice to guide you. Once the drawings are finalized and the deposit is secured, we will confirm the order and commence production. We ensure adherence to each specification with precision, delivering a seamless and bespoke solution crafted just for you.drawings,and place a deposit to formalize the order. We then initiate production, ensuring every detail is executed flawlessly for a seamless and personalized solution.
Question:4. Is it OK to print my logo on the product?
Answer: Certainly, this is entirely possible. Please ensure you communicate this to us before production begins and confirm the design based on the sample we provide. This ensures that your brand is represented with exceptional precision and quality, perfectly reflecting your identity.
){kind=link}