Experience the revolution in hydraulic solutions with our extraordinary HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These are not merely components; they represent a masterpiece of engineering excellence, embodying the pinnacle of cutting-edge hydraulic innovation. Effortlessly uniting pressure, flow, and directional control into a singular, cohesive unit, these valves guarantee exceptional performance and unwavering reliability for every task. Constructed with three essential functional modules - connecting blocks, directional valves, and end plates - these valves are crafted with precision for integration into top-tier hydraulic systems, which are vital for high-end engineering machinery. They meticulously control the directional movement and speed of hydraulic cylinders, motors, and other actuators, delivering unparalleled precision and command. Key features include a chic, compact design, remarkable energy efficiency, and the potential for seamless speed adjustment. Moreover, they enable multiple actuators to function simultaneously under diverse loads, providing unmatched performance and versatility for any application.
The HLPSL valves are meticulously designed for constant displacement pump systems, guaranteeing steadfast and dependable operation in every condition. Conversely, the HLPSV valves are expertly engineered for variable pump systems. Despite a marginally slower response time, the HLPSV valves distinguish themselves with their outstanding energy-saving features, making them the optimal choice when efficiency is paramount. With cutting-edge engineering and an energy-saving design, HLPSV valves excel as the superior solution for advanced hydraulic control requirements, delivering an impeccable 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 - This steadfast cornerstone of dependability delivers unwavering and consistent performance, ensuring seamless and efficient operations throughout your system.;
HLPSV: Variable Displacement Pump - The epitome of versatility and adaptability, this pump offers exceptional flexibility to cater to a wide spectrum of operational requisites.;
(2) Connection Block Ports P & R Specifications - Where precision and reliability converge to create a steadfast operational framework::
2-G3/8; Crafted for compact efficiency, it is designed to support smooth and uninterrupted operational flows.
3-G1/2; Engineered for robust performance and dependability, offering a solid foundation for your system's integrity.;
4-G3/4; Featuring cutting-edge connectivity, this offers superior control and enhances system integration.;
5, 55-G1; With superior flow rates, it's perfect for high-demand applications, ensuring consistent and reliable performance.;
6-G1 1/4; Delivering peerless performance, this component is expertly designed to thrive in challenging environments and tackle obstacles seamlessly.;
(3) Additional Components and Specifications - Elevating system capabilities to unparalleled heights::
C,Standard Type - A foundation of reliability, meticulously crafted to meet essential operational needs.;
G,Throttle Valve (For HLPSL only) - Ensures precision control, thereby enhancing the system's overall efficiency.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimizes flow management, driving unmatched performance and reliability.;
(4) Pilot Oil Circuit Pressure Options - Delivering bespoke pressure control solutions tailored for diverse applications:0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Offering customized solutions to seamlessly align with your specific operational requirements.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Enhancing efficiency and control:C - No magnetic ball valve; F - Normally open magnetic ball valve, enabling pump pressurization when powered, and unloading when unpowered; D - Normally closed magnetic ball valve, facilitating pump unloading when powered, and pressurization when unpowered;D/F - Elevate your safety standards with our precision-engineered pressure limiting valve designed for secondary pressure (F50). Immerse yourself in a world of safety where this state-of-the-art feature ensures the highest level of safety protocols, offering substantial enhancement of operational security and reliability.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Discover groundbreaking versatility and precision with customizable pressure settings ranging from 63 to 400 bar. This component showcases adaptability, fully accommodating diverse hydraulic requirements. For seamless configurations, /NF signifies no pressure limiting valve, meticulously designed for HLPSV, ensuring impeccable pressure management across a wide range of applications.
(7) Product Series Classification - The Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is an epitome of engineering mastery, expertly crafted to cater to diverse applications, providing you with a product that aligns flawlessly 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 operational excellence.
(9)Directional valve block inflow controller options: Select from a versatile array of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, crafted specifically for the N 3/3-way valve; 5, enhanced inflow controller; 8, pre-selectable options, each delivering precision and remarkable 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 demands with utmost precision.
(11) Output flow code for ports A & B: Optimize your efficiency with peak output flow capabilities of 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, expertly crafted to deliver superior performance and reliability without compromise.
(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, guaranteeing uncompromised system safety at every turn.
(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 to offer precise control and 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 blend 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 aligning 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: Experience unparalleled precision with our meticulously engineered port size options, designed for seamless adaptability and flawless integration. Choose from expertly designed selections: /2 G3/8, /3 G1/2, /4 G3/4, and /5 G1. Each option embodies the pinnacle of flexibility, tailored to fulfill your exact requirements with unmatched efficiency and effectiveness.
(16) End plate options: Explore our extraordinary range of finely tailored end plate solutions. E1 serves as the standard bearer, with an external discharge of pilot oil and an external oil return control port T. Upgrade to E2 for an additional port Y, enhancing your control capabilities. Discover the innovation of E3, featuring a 2-position 3-way magnetic ball valve, elevating your system's pressure to a new level of safety valve performance when powered, ensuring unparalleled efficiency and reliability.
E4, similar to E1, stands out with an internal discharge of pilot oil and a sealed port T. E5 mirrors E2's excellence, now with internal discharge capabilities. Experience the future with E6, echoing the advanced design of E3, promising superior discharge control and peak system efficiency.
(17) Control voltage and anti-explosion cable options: Enhance your system's safety and reliability with our extensive selection of tailored solutions. Choose G12-12VDC for specialized applications demanding uncompromised safety and compatibility.G24: Your ultimate choice for robust performance and steadfast reliability.-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G: Optimize your strategic choices with these options, crafted for maximum efficiency and adaptability in diverse demanding environments.12: A hallmark of precision and reliability, crafted for seamless integration into your systems.bb621436: The code of excellence, setting a benchmark in our innovative design.
Since our inception in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has been a beacon of innovation and excellence in the hydraulic industry. 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, epitomizes 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 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 period, we engage in comprehensive preparations and adhere to stringent quality control processes. This ensures that every product is delivered to you in flawless condition. Our unwavering priority is to achieve your complete satisfaction with our impeccable delivery.
Question:2. Do you have any MOQ limit for LED light orders?
Answer: We proudly present a remarkably low minimum order quantity, allowing you the flexibility to order as minimal as a single piece for sample verification. This enables you to initiate your projects with unparalleled ease and precision, perfectly accommodating your distinctive requirements.
Question:3. How to proceed with an order for LED lights?
Answer: Begin by conveying your detailed requirements or intended applications to us. We will then develop a personalized quote suited to your unique needs or with our expert guidance. Once the drawings are finalized and a deposit is established, we will formalize the order and commence production. We ensure adherence to every specification with precision, delivering a seamless and custom solution tailored just for you.drawings,and place a deposit to formalize the order. Ultimately, we will organize production, ensuring 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 make sure to formally notify us before production and confirm the design based on the sample we provide. This guarantees that your branding is depicted with unmatched precision and excellence, perfectly encapsulating your identity.
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