Unveiling our pioneering HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves, a pinnacle of hydraulic engineering excellence. These cutting-edge marvels seamlessly blend pressure, flow, and directional control, ensuring unrivaled performance and dependability across diverse applications. Comprising three essential functional modules-connecting blocks, directional valves, and end plates-these meticulously crafted valves are tailor-made for flawless integration into elite hydraulic systems, crucial for top-tier engineering machinery. They deftly command the movement direction and speed of hydraulic cylinders, motors, and other actuators, delivering unmatched precision and control. Standout features include a compact design, superior energy efficiency, and the capacity for stepless speed regulation. Furthermore, they empower multiple actuators to function simultaneously under varied loads, providing extraordinary performance and adaptability for any application.
The HLPSL valves are meticulously engineered for constant displacement pump systems, guaranteeing steadfast and reliable performance in any setting. Conversely, the HLPSV valves are ingeniously crafted for variable pump systems. Although HLPSV valves may exhibit a slightly slower response time, they shine with their exceptional energy-saving capability, making them the definitive choice when efficiency is paramount. With groundbreaking engineering and an energy-efficient design, HLPSV valves ascend as the ultimate solution for sophisticated hydraulic control requirements, offering an unrivaled blend of precision, dependability, and energy optimization.
| 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 - A pinnacle of reliability, this pump ensures unwavering and consistent performance, seamlessly harmonizing with your system's operations. Embrace its superior dependability to keep your machinery running with precision and efficacy.;
HLPSV: Variable Displacement Pump - A model of adaptability and flexibility, it offers exceptional versatility to meet a plethora of operational needs. Skillfully designed to adjust to variations in demand, it facilitates smooth transitions and empowers you with superior control.;
(2) Connection Block Ports P & R Specifications - Where precision and reliability converge, crafting a robust operational framework: These meticulously engineered ports ensure flawless performance, elevating reliability across all applications.:
2-G3/8; Designed for compact brilliance, this port supports streamlined flows with precision engineering. Its impeccable design guarantees optimal performance in even the most confined spaces.
3-G1/2; Engineered for exceptional robustness and reliability, this port provides a steadfast foundation for system integrity. It is crafted to withstand challenging conditions, ensuring enduring durability.;
4-G3/4; Featuring cutting-edge connectivity, this port offers enhanced control and superior system integration. It brings together sophistication and efficiency to boost your system's operational capabilities.;
5, 55-G1; With top-tier flow rates, this port is perfect for high-demand applications, delivering consistent and reliable performance. It is designed to excel under high pressure, tackling challenges with ease.;
6-G1 1/4; Known for delivering unparalleled performance, this port is expertly crafted to thrive in demanding environments and effortlessly manage challenges, setting new standards in power and reliability.;
(3) Additional Components and Specifications - Elevating performance to new frontiers: Redefine operational excellence with advanced components that unlock the full potential of your system.:
C,Standard Type - A reliable standard, precisely crafted to fulfill essential operational needs. It provides unwavering support and unmatched reliability to empower your system.;
G,Throttle Valve (For HLPSL only) - Ensures precision control, boosting your system's overall efficiency. This valve guarantees that operations are finely tuned for maximum effectiveness.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimizes flow management for unmatched performance and reliability, pushing the boundaries of conventional systems to achieve extraordinary results.;
(4) Pilot Oil Circuit Pressure Options - Tailored pressure control solutions for diverse applications: Designed to align with your specific needs, providing precise control that matches your operational goals perfectly.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Experience the pinnacle of customization with our pressure reducing valves, each meticulously designed to seamlessly adapt to your unique operational demands. Our customizable configurations empower you to effortlessly reach your targeted outcomes, ensuring seamless integration and optimized performance.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevate your system's performance to new heights with our ingeniously crafted magnetic ball valve, designed to deliver unrivaled control and enhance efficiency, ensuring your systems operate at peak performance with superior effectiveness.C - No magnetic ball valve; F - Normally open magnetic ball valve, pressurizing the pump when powered, unloading it when unpowered; D - Normally closed magnetic ball valve, unloading the pump when powered, pressurizing it when unpowered; Our magnetic ball valves offer precision tuning, ensuring unmatched system efficiency and seamless operational finesse.D/F - Introducing a cutting-edge, precision-engineered pressure limiting valve for secondary pressure (F50). This marvel of engineering is crafted to uphold a meticulously defined pressure value, significantly enhancing advanced safety measures and elevating operational security and reliability to extraordinary levels.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Discover the ultimate flexibility and precision with our adjustable settings spanning 63, 120, 210, 280, 315, 350, and 400 bar levels. This component stands as a symbol of adaptability, flawlessly catering to every hydraulic requirement. The /NF configuration, expertly crafted for HLPSV, delivers unparalleled pressure control across a spectrum of applications.
(7) Product Series Classification - The Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a testament to impeccable design and engineering prowess, thoughtfully created to address every application, ensuring you receive a product that flawlessly aligns with your specific needs.
(8)Thread size of directional spool valve ports A & B:2-G3/8; 3-G1/2; 4-G3/4; 5-G1; Complete with ancillary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, expertly crafted for impeccable and seamless integration.
(9)Directional valve block inflow controller options: Choose from a broad spectrum of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, tailored specifically for the N 3/3-way valve; 5, enhanced inflow controller; 8, pre-selectable options, each offering unmatched precision and exceptional efficiency.
(10) Valve core function symbols: Delve into an extensive repertoire of core functions: L, M, F, H, J, B, R, O, N, each precisely crafted to fulfill specific functional requirements with utmost proficiency.
(11) Output flow code for ports A & B: Maximize efficiency with available maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, each engineered for outstanding performance and unwavering dependability.
(12) Secondary pressure limitation options: Choose from: N, no pressure limiting protection; C, concurrent pressure limitation of actuator ports A & B; A---B---, independent pressure limitation for ports A & B, all meticulously measured in bar to ensure uncompromising system safety and reliability.
(13) Function ON/OFF and pressure outlet options: Embark on a journey of customization with our bespoke options: N, without function ON/OFF or pressure outlet, is ideal for straightforward operations; X, embodies the C type pressure limitation for enhanced safety; S/S1, crafted with AB type pressure limitation, guarantees superior performance; A, with its electrical ON/OFF on side A, empowers precision control; B, with electrical ON/OFF on side B, ensures exceptional functionality. Each option is engineered to meet your precise control needs with unparalleled efficiency.
(14) Operation modes: Experience ultimate versatility with our extensive range of operation modes: A(1,2), manual operation with an option of ergonomic long or compact short handles; E, offers precise electric proportional control; EA(1,2), harmoniously combines electric proportional control with manual operation for the best of both worlds; D, electric switching value control delivers responsive feedback; DA(1,2), integrates electric switching value control with manual operation for intuitive handling; M, features manual friction positioning with a robust long handle; H, pure hydraulic control perfectly aligns pilot oil ports with oil ports A and B. F, with perpendicular pilot oil ports, is devised for cutting-edge comprehensive control and precision.
(15) Ancillary block port sizes: Unveil the epitome of versatility with our ingeniously conceived sizes: /2 G3/8; /3 G1/2; /4 G3/4; /5 G1. Each size is meticulously engineered to seamlessly adapt and integrate across a multitude of systems, ensuring peak efficiency and unrivaled performance. Discover the transformative power of perfect adaptability.
(16) End plate options: Explore our meticulously engineered end plate offerings: E1, your standard solution, facilitates an external discharge of pilot oil and an external oil return control port T. E2, enhances E1 with the inclusion of port Y, adding an extra layer of flexibility; E3, boasts a sophisticated 2-position, 3-way magnetic ball valve, which elevates system pressure to safety valve levels when activated, ensuring unparalleled system performance.
E4, mirrors E1, ingeniously incorporates an internal discharge of pilot oil with a sealed port T, maximizing efficiency. E5, reflects the robust attributes of E2 with an internal discharge for optimal performance. E6, replicates the advanced design of E3, delivering superior discharge control across all variants to address complex system requirements with precision.
(17) Control voltage and anti-explosion cable options: Select from our secure and compatible range, including G12-12VDC, designed to uphold the highest safety standards and reliability in the most rigorous environments. Our offerings ensure specialized and secure applications.G24-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G12bb621436
Since its inception in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has emerged as a beacon of innovation and excellence in the hydraulic industry. As a prestigious subsidiary of the esteemed China Baoan Group (stock code: 000009), we pride ourselves on our designation as a national high-tech enterprise, reflecting our unwavering commitment to technological advancement and superior quality standards. Our expertise is unparalleled, encompassing rigorous research, development, manufacturing, and sales of premium hydraulic components. Honored as a national 'specialized, refined, and innovative' small giant enterprise, our dedication to excellence is resolute, cementing our leadership in the field.
Introducing our flagship creation, the enhanced Safety Atex Valve, a true embodiment of cutting-edge hydraulic system control. This meticulously engineered component is designed for optimal performance in construction machinery and heavy-duty equipment, serving pivotal roles in critical applications such as emergency rescue operations, tunnel engineering, mining, and municipal service vehicles. We pride ourselves on forming strategic alliances with leading domestic manufacturers, significantly advancing the localization of core hydraulic components for high-end 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 quest to deliver exceptional products, services, and solutions. Our mission is to establish ourselves as a globally trusted supplier of premier hydraulic components, continually setting new benchmarks 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 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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