Introducing the epitome of hydraulic engineering excellence: our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These extraordinary creations represent the zenith of hydraulic innovation, skillfully harmonizing pressure, flow, and directional control into one unified masterpiece. They promise unmatched performance and reliability in every application. Comprising three essential functional modules - connecting blocks, directional valves, and end plates - these meticulously crafted valves are engineered for seamless integration into elite hydraulic systems, fundamental to superior engineering machinery. They precisely orchestrate the movement direction and speed of hydraulic cylinders, motors, and other actuators, delivering unparalleled precision and control. Standout features include a compact structure, remarkable energy efficiency, and the potential for stepless speed control. Furthermore, they empower multiple actuators to operate simultaneously under diverse loads, offering exceptional performance and versatility for any application.
The HLPSL valves are expertly designed for constant displacement pump systems, guaranteeing steadfast and reliable operation in any environment. Contrastingly, the HLPSV valves are ingeniously crafted for variable pump systems. While these HLPSV valves may exhibit a slightly slower response, they excel in delivering superior energy-saving performance, making them the ideal choice for situations where efficiency is paramount. With their cutting-edge engineering and energy-efficient design, HLPSV valves emerge as the premier solution for advanced hydraulic control needs, offering an unparalleled blend 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 keystone of reliability, delivers consistent and steadfast performance, ensuring smooth and efficient operations throughout your system. Experience superior dependability that keeps your machinery running seamlessly, maintaining precise functionality like clockwork.;
HLPSV: Variable Displacement Pump - A symbol of adaptability and versatility, offering extraordinary flexibility to meet a wide range of operational needs. Tailored to adjust to ever-changing demands, it allows seamless transitions and superior control for optimal efficiency.;
(2) Connection Block Ports P & R Specifications - Where precision meets reliability, forging a trustworthy operational framework: Meticulously crafted for flawless performance, enhancing reliability in every application. This dependable design ensures consistent, top-tier operation.:
2-G3/8; Designed for compact proficiency, it supports streamlined and seamless operational flows. Perfectly engineered for precision, guaranteeing optimal performance even in the tightest spaces, ensuring every operation meets demanding standards.
3-G1/2; Engineered for robustness and reliability, this connection provides a solid base for system integrity. Built to last, it delivers unwavering durability under the most demanding conditions, ensuring your system stands the test of time.;
4-G3/4; Featuring advanced connectivity, it offers superior control and enhanced system integration. This sophisticated design elevates your system, bringing efficiency and control together to enhance operational prowess.;
5, 55-G1; Equipped with superior flow rates, ideal for high-demand applications, ensuring consistent and reliable performance. Designed for excellence, it tackles high-pressure challenges with ease, making it a vital component in challenging environments.;
6-G1 1/4; Delivering unmatched performance, expertly designed to excel in demanding environments and handle challenges effortlessly. This connection sets new benchmarks in power and performance, solidifying its place as an industry leader.;
(3) Additional Components and Specifications - Elevating system capabilities to unprecedented heights: Unleashing operational potential with advanced components that redefine excellence, enhancing system performance to ensure your operations remain at the forefront of industry standards.:
C,Standard Type - A reliable and trusted foundation, meticulously designed to meet essential operational requirements. Providing steadfast support and unmatched reliability to empower your system, ensuring it withstands the rigors of daily operations.;
G,Throttle Valve (For HLPSL only) - Guarantees precision control, enhancing system efficiency. By ensuring operations are fine-tuned for maximum effectiveness, it optimizes your system's performance effortlessly.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Experience the pinnacle of flow management, driving unparalleled performance and dependability. This precision-crafted component redefines conventional capabilities to consistently deliver exceptional results, ensuring your operations achieve superior efficiency.;
(4) Pilot Oil Circuit Pressure Options - Offering bespoke pressure control solutions for diverse applications: Meticulously tailored to your exact specifications, delivering precision control that integrates seamlessly with your operational objectives.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Providing customized solutions that seamlessly cater to your specific operational needs. Customizable configurations ensure you achieve your desired outcomes with exceptional ease and precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevate your system's efficiency and control: Expertly designed to enhance performance, delivering unmatched control and extraordinary 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; Offering precision tuning for unparalleled system efficiency.D/F - Presenting an ingeniously precision-engineered pressure limiting valve for secondary pressure (F50), crafted with exceptional precision to uphold a strictly defined pressure value. This engineering marvel is designed to greatly enhance advanced safety measures, thereby elevating operational security and reliability to unprecedented standards.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Discover the ultimate in 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 need. The /NF configuration provides systems without a pressure limiting valve, expertly crafted for HLPSV, delivering unrivaled pressure control across a myriad of applications.
(7) Product Series Classification - The Pinnacle of Engineering 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.
(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, expertly engineered for flawless and seamless integration.
(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.
(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.
(11) Output flow code for ports A & B: Elevate your mining machinery with our premium hydraulic valves, offering a range of maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each design promises exceptional performance and reliable durability, ensuring your equipment operates at peak efficiency.
(12) Secondary pressure limitation options: Enhance safety with our select pressure limitation configurations: N, offering no pressure limiting protection; C, implementing concurrent pressure limitation for actuator ports A & B; A---B---, providing independent pressure limitation for ports A & B. Each precision-engineered option ensures your system's safety with steadfast reliability, measured in bar.
(13) Function ON/OFF and pressure outlet options: Tailor your control systems with our sophisticated selections: N, devoid of function ON/OFF or pressure outlet; X, with C type pressure limitation; S/S1, incorporating AB type pressure limitation; A, with electrical ON/OFF at side A; B, with electrical ON/OFF at side B. Each solution is engineered for impeccable precision and dependable operation.
(14) Operation modes: Experience the pinnacle of control versatility with our array of operation modes: A(1,2), manual operation with a choice of long or short handle; E, for electric proportional control; EA(1,2), combining electric proportional control with manual operation; D, electric switching value control; DA(1,2), blending electric switching value control with manual operation; M, manual friction positioning with a long handle; H, pure hydraulic control aligning pilot oil ports with A and B; F, pure hydraulic control with perpendicular pilot oil ports. Each is crafted for precision and adaptability.
(15) Ancillary block port sizes: Discover unmatched versatility with our precisely engineered options: /2 G3/8; /3 G1/2; /4 G3/4; /5 G1. These options promise seamless integration and adaptability across multiple systems, ensuring efficiency and optimal performance.
(16) End plate options: Delve into our expertly crafted end plate solutions: E1, for external discharge of pilot oil with an external oil return control port T. E2 amplifies E1 by adding port Y for increased flexibility; E3 features a refined 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve levels upon activation, ensuring superior performance.
E4 reflects E1's design but ingeniously incorporates an internal discharge of pilot oil with a sealed port T for enhanced efficiency. E5 enhances E2's features with internal discharge, ensuring premier performance. E6 mirrors the sophisticated design of E3, delivering advanced discharge control for intricate system requirements.
(17) Control voltage and anti-explosion cable options: Choose from our secure and specialized range, including G12-12VDC, designed for demanding applications where safety and reliability are paramount. Our solutions guarantee specialized security and assurance.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 rapidly emerged as a beacon of innovation and excellence within the hydraulic industry. As a distinguished subsidiary of the esteemed China Baoan Group (stock code: 000009), our company proudly stands as a national high-tech enterprise, highlighting our relentless commitment to cutting-edge technological advancement and unmatched quality standards. Our expertise is second to none, covering comprehensive research, development, manufacturing, and sales of premium hydraulic components. Celebrated as a national 'specialized, refined, and innovative' small giant enterprise, we remain unwavering in our pursuit of excellence, further solidifying our leadership in the field.
Introducing our flagship innovation, the enhanced Safety Atex Valve, the pinnacle of sophisticated hydraulic system control technology. This precisely engineered component is vital for construction machinery and heavy-duty equipment, playing a pivotal role in critical applications such as emergency rescue operations, tunnel engineering, mining, and municipal service vehicles. We take immense pride in our strategic alliances with leading domestic manufacturers, significantly accelerating the localization of core hydraulic components for advanced mechanical equipment. Driven by our founding philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are relentless in our quest to deliver extraordinary products, services, and solutions. Our mission is to rise as a globally trusted supplier of premier hydraulic components, consistently setting new benchmarks of excellence on the international 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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