Enter a new dawn of hydraulic excellence with our revolutionary HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These are not mere components; they represent a masterpiece of engineering brilliance, the pinnacle of cutting-edge hydraulic technology. Seamlessly blending pressure, flow, and directional control into one cohesive, harmonious entity, these valves guarantee unmatched performance and reliability across all applications. Crafted with three essential functional modules - connecting blocks, directional valves, and end plates - they are meticulously designed for integration into premier hydraulic systems, essential for high-end engineering machinery. These valves provide unmatched precision and control by accurately governing the movement direction and speed of hydraulic cylinders, motors, and other actuators. Key features include a sophisticated, compact design, remarkable energy efficiency, and the ability for stepless speed control. Additionally, they enable multiple actuators to operate simultaneously under diverse loads, offering unparalleled performance and versatility for any application.
The HLPSL valves are expertly engineered for constant displacement pump systems, ensuring consistent and reliable operation in every situation. In contrast, the HLPSV valves are masterfully crafted for variable pump systems. Although HLPSV valves may exhibit a slightly slower response time, their exceptional energy-saving performance distinguishes them as the ultimate choice when efficiency is paramount. With cutting-edge engineering and energy-efficient design, HLPSV valves ascend as the top-tier solution for advanced hydraulic control needs, offering a flawless blend of precision, reliability, and energy 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 - A steadfast symbol of reliability, this pump provides unwavering and consistent performance, ensuring your system operates seamlessly and efficiently at all times.;
HLPSV: Variable Displacement Pump - Representing the pinnacle of versatility and adaptability, this pump delivers exceptional flexibility to meet a wide array of operational needs.;
(2) Connection Block Ports P & R Specifications - The confluence of precision and reliability establishes a solid framework for steadfast operations::
2-G3/8; Designed with compact efficiency in mind, it supports smooth, uninterrupted operational flows.
3-G1/2; Engineered for robust performance, it offers a dependable foundation for maintaining system integrity.;
4-G3/4; Outfitted with advanced connectivity, this enhances system integration and offers superior control.;
5, 55-G1; Perfect for high-demand applications, thanks to superior flow rates that ensure consistent and reliable performance.;
6-G1 1/4; Expertly designed for peerless performance, this component excels in challenging environments, overcoming obstacles effortlessly.;
(3) Additional Components and Specifications - Elevating system capabilities to remarkable heights::
C,Standard Type - A meticulously crafted foundation ensuring reliability to meet essential operational needs.;
G,Throttle Valve (For HLPSL only) - Enhances precision control, thereby boosting the system's overall efficiency.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimizes flow management, ensuring unmatched performance and reliability.;
(4) Pilot Oil Circuit Pressure Options - Provides bespoke pressure control solutions tailored for diverse application needs:0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Offering tailor-made solutions to perfectly align with your specific operational requirements.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Boosting efficiency and control:C - Opt for our non-magnetic ball valve for reliable operations; F - Choose the normally open magnetic ball valve, which powers the pump for pressurization and allows unloading when not powered; D - Select the normally closed magnetic ball valve to enable unloading under power and pressurization without power, enhancing operational flexibility and efficiency.D/F - Elevate your safety standards with our precision-engineered pressure limiting valve, crafted 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: Experience groundbreaking versatility and precision with customizable pressure settings ranging from 63 to 400 bar. This component stands as a testament to adaptability, fully accommodating a diverse range of hydraulic requirements. With /NF, enjoy a tailored solution devoid of a pressure limiting valve, meticulously designed for HLPSV, ensuring impeccable pressure management across wide-ranging 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. These masterpieces offer precision alignment with your specific needs, ensuring remarkable performance across varied applications.
(8)Thread size of directional spool valve ports A & B:2-G3/8; 3-G1/2; 4-G3/4; 5-G1; Including auxiliary or intermediate transition blocks like the ZPL 5S(V)/H hydraulic control shut-off valve, which are precisely engineered for seamless integration and flawless operation.
(9)Directional valve block inflow controller options: Choose from a diverse selection: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, specifically designed for the N 3/3-way valve; 5, enhanced inflow controller; 8, pre-selectable options, each offering precision and unparalleled efficiency.
(10) Valve core function symbols: Explore an extensive selection of core functions: L, M, F, H, J, B, R, O, N, each meticulously engineered to meet specific functional requirements.
(11) Output flow code for ports A & B: Achieve peak efficiency with maximum output flow capabilities: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, expertly designed to deliver 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: Customize 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 is meticulously engineered for precise control and optimal functionality.
(14) Operation modes: Select from a diverse array of operation modes: A(1,2), manual operation with optional long or short handle; E, electric proportional control; EA(1,2), a fusion of electric proportional control and manual operation; D, electric switching value control; DA(1,2), combined electric switching value control and manual operation; M, manual friction positioning with long handle; H, pure hydraulic control (alignment of pilot oil ports with oil ports A and B); F, pure hydraulic control with perpendicular pilot oil ports, all meticulously crafted for comprehensive and precise control.
(15) Ancillary block port sizes: Unleash the power of precision with our meticulously crafted port size options, engineered for seamless adaptability and integration. Choose from expertly designed selections: /2 G3/8, /3 G1/2, /4 G3/4, and /5 G1. Each provides the pinnacle of flexibility, tailored to meet your exact requirements with unmatched efficiency.
(16) End plate options: Immerse yourself in our exceptional portfolio of finely tailored end plate solutions. E1 stands as the standard bearer, featuring an external discharge of pilot oil and an external oil return control port T. Elevate to E2 for an enhanced experience, offering an additional port Y. Discover the cutting-edge innovation of E3, which integrates a 2-position 3-way magnetic ball valve. This elevates your system's pressure to the pinnacle of safety valve levels when powered, ensuring unparalleled performance and reliability.
E4, akin to E1, distinguishes itself with an internal discharge of pilot oil and a sealed port T. E5 mirrors E2's excellence, now with internal discharge capabilities. Step into the future with E6, echoing the advanced design of E3. Each variant promises superior discharge control, ensuring your system operates with peak efficiency and performance.
(17) Control voltage and anti-explosion cable options: Fortify your system's safety and reliability with our comprehensive array of tailored solutions. Opt for G12-12VDC, ideal for specialized applications that demand absolute safety and compatibility without compromise.G24: Your go-to choice for robust performance and unwavering reliability.-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G: Enhance your strategic selections with these options, designed for maximum efficiency and adaptability in various demanding environments.12: A symbol of precision and reliability, tailored for impeccable integration into your systems.bb621436: The code of excellence representing a benchmark in our innovative design.
Since our inception in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has been at the forefront of the hydraulic industry, lighting the way with groundbreaking innovation and unmatched 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 unparalleled expertise lies in the meticulous research, development, manufacturing, and sales of premium hydraulic components, which has solidified our reputation as a leader in the industry. Our esteemed designation as a national 'specialized, refined, and innovative' small giant enterprise is a testament to our unwavering commitment to technological advancement and superior quality. This relentless dedication positions us as frontrunners in our field, ensuring that we continually push the boundaries of what's possible.
Our enhanced Safety Atex Valve stands as our flagship product, epitomizing the pinnacle of advanced hydraulic system control. Expertly engineered for high-performance construction machinery and heavy-duty equipment, this versatile component is indispensable for high-stakes applications, including 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 the localization of core hydraulic components for premium 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 and consistently exceeding expectations.
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.
){kind=link}