Introducing the unparalleled HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves from Jiangsu KM Hydraulic Control System Co., Ltd. These are not just components; they are the pinnacle of hydraulic engineering, seamlessly harmonizing pressure, flow, and directional control into one stunning innovation. This synthesis guarantees exceptional performance and unwavering reliability across every conceivable application. Constructed from three pivotal functional modules - connecting blocks, directional valves, and end plates - these meticulously crafted valves are tailored for flawless integration into premium hydraulic systems, which are indispensable for top-tier engineering machinery. They expertly orchestrate the movement direction and speed of hydraulic cylinders, motors, and other actuators, delivering unmatched precision and governance. Key features include a space-efficient design, remarkable energy conservation, and the ability for effortless speed adjustment. Furthermore, they empower multiple actuators to function simultaneously under diverse loads, offering incredible operational prowess and adaptability for any application.
The HLPSL valves are meticulously engineered for constant displacement pump systems, ensuring consistent and reliable operation across all environments. Conversely, the HLPSV valves are ingeniously optimized for variable pump systems. While HLPSV valves may exhibit a slightly slower response, they are champions of energy conservation, making them the ultimate choice for efficiency-critical scenarios. With advanced engineering and an energy-saving design, HLPSV valves emerge as the leading solution for sophisticated hydraulic control demands, presenting an exceptional fusion 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, delivering a masterclass in consistent and dependable performance. This pump ensures that your machinery operates with unmatched smoothness and efficiency, embodying a precision that works tirelessly in your favor.;
HLPSV: Variable Displacement Pump - The epitome of adaptability, engineered to provide exceptional flexibility for varied operational demands. Its tailored design facilitates effortless transitions and fine-tuned control, optimizing performance across diverse scenarios.;
(2) Connection Block Ports P & R Specifications - A harmonious blend of precision and reliability, establishing a robust operational foundation. Expertly crafted for seamless performance, this design elevates reliability and ensures peak operation in every use.:
2-G3/8; Crafted for compact efficiency, it seamlessly supports streamlined operations. Engineered with precision, it guarantees optimal performance even in the tightest spaces, meeting the highest operational standards.
3-G1/2; Constructed for strength and dependability, this connection ensures system integrity. Built to endure, it offers unwavering durability under rigorous conditions, ensuring the longevity of your system.;
4-G3/4; With advanced connectivity, it provides superior control and enhanced system integration. This sophisticated design elevates your system, merging efficiency with control to enhance operational performance.;
5, 55-G1; Boasting superior flow rates, it is ideal for high-demand applications, ensuring performance consistency and reliability. Engineered for excellence, it meets high-pressure challenges effortlessly, becoming indispensable in demanding environments.;
6-G1 1/4; Offering unparalleled performance, crafted to thrive in demanding settings with ease. This connection sets new industry benchmarks in power and performance, securing its status as an industry leader.;
(3) Additional Components and Specifications - Pushing system capabilities to unprecedented excellence: With cutting-edge components, it redefines superior performance, keeping your operations at the pinnacle of industry standards.:
C,Standard Type - An unwavering foundation, meticulously crafted to fulfill essential operational needs. It provides steadfast support and unparalleled reliability, empowering your system to withstand daily operational challenges.;
G,Throttle Valve (For HLPSL only) - Ensures precision control, boosting system efficiency. By fine-tuning operations for peak effectiveness, it effortlessly enhances your system's performance.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - This cutting-edge technology maximizes flow management, driving unparalleled performance and dependability. By pushing the limits of conventional performance, this component is engineered to deliver extraordinary results consistently, ensuring your operations are smooth and efficient.;
(4) Pilot Oil Circuit Pressure Options - Offering bespoke pressure control solutions for diverse applications: These tailor-made options are designed to fit your exact requirements, delivering precision control that aligns seamlessly with your operational goals, ensuring precision and reliability.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Providing customized solutions that effortlessly cater to your specific operational needs. With customizable configurations, achieve your desired outcomes with unparalleled convenience and precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevating efficiency and control: Expertly crafted to enhance your system's performance, this valve delivers unrivaled control and exceptional effectiveness, making it an indispensable component in your system.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; This precision-tuned component ensures unmatched system efficiency.D/F - Unveiling a groundbreaking, meticulously precision-engineered pressure limiting valve for secondary pressure (F50). Crafted with remarkable precision, it maintains a precisely defined pressure value, designed to significantly enhance advanced safety measures, optimizing operational security and reliability to unprecedented levels.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience the pinnacle of versatility and precision with adjustable settings spanning 63, 120, 210, 280, 315, 350, and 400 bar levels. This component epitomizes adaptability, seamlessly accommodating every hydraulic requirement. The /NF configuration offers systems without a pressure limiting valve, expertly crafted for HLPSV, delivering unmatched pressure control across a wide range of applications.
(7) Product Series Classification - The Epitome of Engineering Excellence: A sophisticated array of product series, each representing the pinnacle of design and engineering, ensures that every application is met with precision and excellence.;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a masterclass in design, skillfully conceived to address every application, ensuring you acquire a product that seamlessly aligns with your specific requirements and enhances your operational efficiency.
(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, skillfully engineered for flawless and seamless integration, optimizing your system's performance.
(9)Directional valve block inflow controller options: Choose from a comprehensive array of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, tailored for the N 3/3-way valve; 5, enhanced inflow controller; 8, pre-selectable options, each offering precision and exceptional efficiency to elevate your system's capabilities.
(10) Valve core function symbols: Explore an extensive collection of core functions: L, M, F, H, J, B, R, O, N, each meticulously crafted to meet specific functional requirements, ensuring comprehensive solutions to your operational challenges.
(11) Output flow code for ports A & B: Experience unmatched efficiency with our state-of-the-art output flows. Choose from an array of maximum capacities: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each option is expertly crafted to deliver peak performance and steadfast reliability, ensuring your system operates at its best.
(12) Secondary pressure limitation options: Elevate your system's safety with our top-tier pressure limitation choices. Options include: N, no pressure limiting protection; C, synchronized pressure limitation for actuator ports A & B; A---B---, independent pressure limitation for ports A & B. Each selection is calibrated in bar, offering uncompromised protection tailored to your system's needs.
(13) Function ON/OFF and pressure outlet options: Tailor your control with our meticulously designed options: N, absence of function ON/OFF or pressure outlet; X, C type pressure limitation; S/S1, AB type pressure limitation; A, electric ON/OFF on side A; B, electric ON/OFF on side B. Each option is crafted to ensure precise and dependable functionality.
(14) Operation modes: Achieve comprehensive control with our versatile operation modes: A(1,2), manual operation with long or short handle; E, electric proportional control; EA(1,2), combines electric control with manual operation for enhanced precision; D, electric switching control; DA(1,2), merges electric switching control with manual operation; M, manual friction positioning with long handle; H, pure hydraulic control with aligned pilot oil ports; F, advanced hydraulic control with perpendicular pilot oil ports. Each mode is designed to deliver precision and versatility, tailored to your control needs.
(15) Ancillary block port sizes: Discover exceptional versatility with our precisely engineered port size options: /2 G3/8; /3 G1/2; /4 G3/4; /5 G1. These sizes ensure smooth adaptability and flawless integration across various systems, guaranteeing maximum efficiency and optimal performance.
(16) End plate options: Delve into our expertly crafted end plate solutions: E1, features an external discharge of pilot oil and an external oil return control port T. E2 builds on E1 with the addition of port Y for enhanced flexibility; E3 offers a sophisticated 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve levels when engaged, ensuring superior performance.
E4 mirrors E1's design but innovatively incorporates an internal discharge of pilot oil with a sealed port T for improved efficiency. E5 enhances E2 by adding an internal discharge, ensuring top-tier performance. E6 replicates E3's advanced structure, providing cutting-edge discharge control tailored for intricate system requirements.
(17) Control voltage and anti-explosion cable options: Choose from our secure selection of options, including G12-12VDC, designed for rigorous applications prioritizing safety and reliability. Our comprehensive offerings guarantee specialized performance and security.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 risen to prominence as a veritable beacon of innovation and excellence within the hydraulic industry. As a prestigious subsidiary of the esteemed China Baoan Group (stock code: 000009), our company is lauded as a national high-tech enterprise, emphasizing our unwavering dedication to technological advancement and unparalleled quality. Our expertise is unmatched, encompassing comprehensive research, pioneering development, precision manufacturing, and the strategic sales of premium hydraulic components. Celebrated as a national 'specialized, refined, and innovative' small giant enterprise, we remain resolute in our commitment to excellence, fortifying our leadership in the field.
Introducing our flagship innovation, the enhanced Safety Atex Valve, which exemplifies the pinnacle of advanced hydraulic system control technology. This meticulously engineered component is indispensable for construction machinery and heavy-duty equipment, playing an essential role in applications such as emergency rescue operations, tunnel engineering, mining, and municipal service vehicles. We take immense pride in our strategic partnerships with leading domestic manufacturers, significantly advancing the localization of core hydraulic components for sophisticated mechanical equipment. Guided by our founding philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are unyielding in our quest to deliver extraordinary products, unparalleled services, and tailored solutions. Our mission is to ascend as a globally trusted supplier of premier hydraulic components, consistently 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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