Embrace the future of hydraulic innovation with Jiangsu KM Hydraulic Control System Co., Ltd.'s state-of-the-art HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These extraordinary devices are more than just parts; they are a testament to our dedication to engineering prowess and futuristic hydraulic technology. By artfully merging pressure, flow, and directional control into one streamlined, cohesive unit, our valves deliver unmatched performance and steadfast reliability across every application. Crafted with the highest precision, they feature three essential functional modules: connecting blocks, directional valves, and end plates, each meticulously engineered for flawless integration into world-class hydraulic systems, crucial for top-tier engineering machinery. These valves deftly regulate the movement direction and speed of hydraulic cylinders, motors, and other actuators, offering unmatched precision and control. Distinguished by their elegant, compact design, these valves also boast superior energy efficiency and the capability for stepless speed modulation. Furthermore, they enable multiple actuators to function concurrently under varied loads, ensuring extraordinary performance and adaptability across a broad spectrum of applications.
The HLPSL valves are ingeniously designed for constant displacement pump systems, ensuring consistent and dependable operations in any condition. Meanwhile, the HLPSV valves are precisely crafted for variable pump systems. While they may present a slightly slower response time, HLPSV valves excel with their remarkable energy-saving properties, making them the prime choice when efficiency is crucial. These valves, showcasing state-of-the-art engineering and an eco-friendly design, emerge as the definitive solution for advanced hydraulic control demands, merging flawless precision, unwavering reliability, and optimal energy efficiency into one seamless, sophisticated package.
| 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 - This resilient titan of performance reliability provides unwavering, consistent delivery, ensuring seamless and effective operations across your entire system.;
HLPSV: Variable Displacement Pump - The quintessential model of versatility and adaptability, this pump offers unparalleled flexibility to meet a wide array of operational demands with exceptional ease.;
(2) Connection Block Ports P & R Specifications - Where precision engineering meets reliability to form an enduring operational framework::
2-G3/8; Designed with compact efficiency in mind, this port ensures smooth, unhindered operational flows, facilitating optimal system performance.
3-G1/2; Engineered for robust performance and dependability, this port provides a strong, reliable foundation for sustaining your system's integrity.;
4-G3/4; Featuring state-of-the-art connectivity, this port offers superior control to seamlessly enhance system integration.;
5, 55-G1; With outstanding flow rates, it's perfect for high-demand applications, ensuring consistent, reliable outcomes across the board.;
6-G1 1/4; Providing unmatched performance, this component is meticulously crafted to excel in challenging environments, overcoming obstacles with ease.;
(3) Additional Components and Specifications - Elevating system capabilities to unprecedented heights of excellence::
C,Standard Type - A bastion of reliability, meticulously engineered to fulfill essential operational needs with unmatched precision.;
G,Throttle Valve (For HLPSL only) - Offers precision control, significantly enhancing overall system efficiency and responsiveness.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Maximizes flow management, driving unparalleled performance and dependability.;
(4) Pilot Oil Circuit Pressure Options - Providing tailored pressure control solutions to meet diverse application needs with precision:0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Offering bespoke solutions that seamlessly align with your specific operational requirements.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Enhancing system efficiency and control with precision:C - No magnetic ball valve; F - The normally open magnetic ball valve is an innovative solution allowing your pump to pressurize when powered and effortlessly unload when unpowered; D - The normally closed magnetic ball valve provides seamless functionality by unloading the pump when powered and pressurizing when unpowered, ensuring optimal performance.D/F - Elevate your safety standards with our expertly crafted pressure limiting valve, designed specifically for secondary pressure (F50). This cutting-edge feature ensures the highest safety protocols, significantly improving operational security and reliability.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Discover unprecedented versatility and precision with customizable pressure settings ranging from 63 to 400 bar. This component exemplifies adaptability, accommodating a diverse array of hydraulic requirements with ease. For seamless configurations, /NF denotes no pressure limiting valve, meticulously tailored for HLPSV to ensure impeccable pressure management across varied applications.
(7) Product Series Classification - The Ultimate in Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each of these series stands as an engineering marvel, expertly crafted to meet diverse application needs, providing you with a product that seamlessly aligns with your exact requirements.
(8)Thread size of directional spool valve ports A & B:2-G3/8; 3-G1/2; 4-G3/4; 5-G1; equipped with ancillary blocks or the precision-engineered intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve for seamless integration and operation.
(9)Directional valve block inflow controller options: Choose from an extensive array of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, meticulously designed for the N 3/3-way valve; 5, enhanced inflow controller; 8, pre-selectable options, each ensuring precision and exceptional efficiency.
(10) Valve core function symbols: Explore a comprehensive range of core functions: L, M, F, H, J, B, R, O, N, each precisely engineered to meet specific functional requirements.
(11) Output flow code for ports A & B: Achieve maximum efficiency with exceptional output flow capabilities: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, expertly designed for superior performance and reliability.
(12) Secondary pressure limitation options: Select 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 to ensure 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 meticulously engineered for precise control and functionality.
(14) Operation modes: Experience unparalleled versatility with our extensive selection of operation modes. Choose A(1,2) for adaptable manual operation with your choice of a long or short handle. Opt for E, offering electric proportional control, or elevate functionality with EA(1,2), combining sophisticated electric proportional control with manual operation. For precise electric switching value control, select D, or enhance it further with DA(1,2) which includes manual operation. M provides manual friction positioning with a long handle, while H offers pure hydraulic control by aligning pilot oil ports with oil ports A and B. Lastly, F offers pure hydraulic control with perpendicular pilot oil ports, each meticulously designed for comprehensive and precise control.
(15) Ancillary block port sizes: Empower your system's capabilities with our exquisitely engineered port size options. Perfectly adaptable and seamlessly integrated, choose from our expertly crafted selection: /2 G3/8, /3 G1/2, /4 G3/4, and /5 G1. Each choice delivers unmatched flexibility, tailored meticulously to meet your needs with exceptional efficiency and effectiveness.
(16) End plate options: Delve into our extraordinary suite of precisely tailored end plate innovations. E1 serves as the benchmark, featuring external pilot oil discharge and an external oil return control port T. E2 advances functionality by incorporating an additional port Y. Enter the realm of innovation with E3, which integrates a 2-position 3-way magnetic ball valve, boosting your system's pressure to premier safety valve levels when energized, ensuring outstanding performance and reliability.
E4, akin to E1, offers distinct features with internal pilot oil discharge and a sealed port T. E5 mirrors E2's excellence, now with internal discharge capabilities. Navigate confidently into advanced technology with E6, echoing E3's innovative design. Each variant ensures superior discharge control, enabling your system to operate at peak efficiency and optimal performance.
(17) Control voltage and anti-explosion cable options: Fortify your system's safety and reliability with our extensive collection of expertly tailored solutions. Opt for G12-12VDC, ideal for specialized applications demanding uncompromised safety and compatibility.G24: A pinnacle of choice for reliability, delivering steadfast performance and unwavering dependability.-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G: Enhance your strategic selection with these options, engineered for peak efficiency and adaptability across a wide array of challenging environments.12: A model of precision and reliability, expertly designed for flawless integration into your systems.bb621436: The epitome of excellence, setting a benchmark in our pioneering design.
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:Our lead time for production is approximately one month after the payment is received. During this time, we engage in detailed preparations and adhere to the highest standards of quality control. This ensures that each product is delivered to you in impeccable condition. Our primary commitment is to ensure your complete satisfaction with our pristine delivery.
Question:2. Do you have any MOQ limit for LED light orders?
Answer: We offer a remarkably low minimum order quantity, enabling you to order as little as one piece for sample verification. This flexibility allows you to begin your projects seamlessly, meeting your distinct requirements with exceptional convenience and precision.
Question:3. How to proceed with an order for LED lights?
Answer: To initiate an order, provide us with your specific requirements or intended applications. We will then prepare a personalized quote tailored to your needs, using either your detailed inputs or our expert recommendations. Once the drawings are finalized and a deposit is made, we will formalize the order and begin production. We guarantee that each specification will be met with precision, delivering a seamless, customized solution aligned with your vision.drawings,and place a deposit to formalize the order. We will then organize production, ensuring every detail is executed flawlessly for a seamless, tailored solution.
Question:4. Is it OK to print my logo on the product?
Answer: Certainly, this is entirely feasible. Please notify us formally before production begins and confirm the design according to the sample we provide. This ensures your branding is represented with exceptional precision, perfectly encapsulating your identity.
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