Presenting our revolutionary HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves, the epitome of hydraulic ingenuity! These exceptional engineering marvels epitomize the zenith of hydraulic advancement, flawlessly merging pressure, flow, and directional control into one cohesive and elegant system. This unparalleled integration ensures unmatched performance and steadfast reliability across all applications. Composed of three pivotal functional modules - connecting blocks, directional valves, and end plates - these valves are meticulously engineered for seamless incorporation into elite hydraulic systems, pivotal for superior engineering machinery. They precisely direct the movement direction and velocity of hydraulic cylinders, motors, and other actuators, ensuring precision and mastery in control. Key features include a compact design, exceptional energy efficiency, and the capability for stepless speed regulation. Additionally, they empower multiple actuators to function simultaneously under diverse loads, offering unrivaled versatility and performance for any purpose.
The HLPSL valves are expertly customized for constant displacement pump systems, ensuring unwavering and dependable operation in every context. Contrastingly, the HLPSV valves are skillfully crafted for variable pump systems. Although HLPSV valves may demonstrate a slightly more gradual response time, they excel in providing outstanding energy-saving performance, rendering them the optimal selection for applications where efficiency is of utmost importance. With their state-of-the-art engineering and energy-efficient architecture, HLPSV valves distinguish themselves as the most advantageous solution for sophisticated hydraulic control needs, presenting a flawless harmony of precision, dependability, 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 unwavering reliability, ensuring consistent and enduring performance to maintain smooth and efficient operations across your hydraulic system.;
HLPSV: Variable Displacement Pump - A quintessential example of flexibility and versatility, offering exceptional adaptability to meet a diverse array of operational needs with ease.;
(2) Connection Block Ports P & R Specifications - Where precision intertwines with reliability, creating a robust operational framework you can trust::
2-G3/8; Engineered for compact efficiency, crafted to support streamlined and uninterrupted operational flows seamlessly.
3-G1/2; Expertly designed for durability and reliability, providing a firm foundation for your system's integrity.;
4-G3/4; Featuring advanced connectivity, delivering superior control and enhanced system integration.;
5, 55-G1; Empowered with superior flow rates, perfect for high-demand applications, ensuring consistent and reliable performance.;
6-G1 1/4; Offering unmatched performance, meticulously crafted to excel in demanding environments, overcoming challenges with ease.;
(3) Additional Components and Specifications - Elevating your system's capabilities to extraordinary heights::
C,Standard Type - A trusted and reliable foundation, meticulously designed to meet core operational requirements with precision.;
G,Throttle Valve (For HLPSL only) - Ensures precision control, augmenting the overall efficiency of your hydraulic system.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimizes flow management, driving exceptional performance and dependability.;
(4) Pilot Oil Circuit Pressure Options - Offering custom pressure control solutions for a wide array of applications:0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Providing tailored solutions to seamlessly align with your specific operational needs.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Enhancing system efficiency and precise control:C - Discover unmatched reliability with our magnetic ball valve range: C - No magnetic ball valve; F - Normally open magnetic ball valve, engineered to pressurize the pump when powered and skillfully unload it when unpowered; D - Normally closed magnetic ball valve, designed to unload the pump when powered and pressurize it 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: Unleash unparalleled versatility and precision with adjustable pressure settings ranging from 63 to 400 bar. This component exemplifies adaptability, fully accommodating various hydraulic requirements. For seamless configurations, /NF denotes 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, expertly 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, engineered with precision for seamless integration and operation.
(9)Directional valve block inflow controller options: Choose from an 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: Explore 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: Tailor 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: Choose from a diverse range of operation modes for unmatched precision and flexibility: A(1,2), manual operation with optional long or short handle; E, electric proportional control; EA(1,2), a sophisticated blend of electric proportional control and manual operation; D, electric switching value control; DA(1,2), an innovative combination of electric switching value control and manual operation; M, manual friction positioning with a long handle; H, pure hydraulic control aligning pilot oil ports with oil ports A and B; F, pure hydraulic control with perpendicular pilot oil ports. Each is meticulously engineered for comprehensive and precise control, ensuring optimal performance in all scenarios.
(15) Ancillary block port sizes: Experience our meticulously crafted options, designed for seamless adaptability and integration. Select from our expertly engineered choices: /2 G3/8, /3 G1/2, /4 G3/4, and /5 G1, each offering the epitome of flexibility and precision to perfectly suit your technical requirements.
(16) End plate options: Explore our exceptional range of finely tailored end plate solutions, each designed to meet unique system demands. E1 provides the standard solution with external discharge of pilot oil and an external oil return control port T. E2 enhances E1 with an additional port Y. E3 introduces a breakthrough with a 2-position 3-way magnetic ball valve, elevating system pressure to safety valve levels when powered, ensuring superior system performance.
E4, designed similarly to E1, stands out by integrating an internal discharge of pilot oil with a sealed port T. E5 mirrors the capabilities of E2 but with an internal discharge feature. Experience the sophistication of E6, reflecting the advanced design of E3, each variant promising enhanced discharge control for optimal system performance and reliability.
(17) Control voltage and anti-explosion cable options: Secure your system's safety and reliability with our range of meticulously tailored solutions. Choose from G12-12VDC, ideal for specialized applications demanding uncompromising safety and compatibility.G24-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G12bb621436
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.
Our enhanced Safety Atex Valve, the flagship product, embodies the pinnacle of advanced hydraulic system control. Expertly engineered for construction machinery and heavy-duty equipment, this versatile component is vital for high-stakes applications such as emergency rescue operations, tunnel engineering, mining, and municipal service vehicles. We take immense pride in our strategic collaborations with numerous leading domestic manufacturers, playing a pivotal role in localizing core hydraulic components for high-end mechanical equipment. Guided by our core philosophy - 'serving customers with technology, impressing customers with our attitude, and retaining customers with quality' - we are resolute in our commitment to delivering exceptional products, services, and solutions. Our mission is to ascend as a globally trusted supplier of premier hydraulic components, setting new benchmarks of excellence worldwide.
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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