Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These extraordinary engineering masterpieces redefine hydraulic innovation, effortlessly fusing pressure, flow, and directional control into a singular, seamless entity. This ensures an exceptional level of performance and reliability across every application. Crafted with precision, these valves consist of three pivotal functional modules: connecting blocks, directional valves, and end plates, ensuring flawless integration into premium hydraulic systems vital for elite engineering machinery. They adeptly manage the movement direction and velocity of hydraulic cylinders, motors, and other actuators, providing unmatched precision and control. Key features include a compact design, outstanding energy efficiency, and the ability for continuous speed regulation. Furthermore, they enable diverse actuators to operate concurrently under various load conditions, delivering unmatched performance and adaptability in any application.
The HLPSL valves are meticulously designed for constant displacement pump systems, guaranteeing unwavering and dependable operation in every environment. Conversely, the HLPSV valves are meticulously crafted for variable pump systems. While HLPSV valves might demonstrate a marginally slower response time, they excel in offering remarkable energy-saving performance, rendering them the ultimate choice for applications where efficiency takes precedence. With their state-of-the-art engineering and energy-efficient design, HLPSV valves are unrivaled as the premier solution for sophisticated hydraulic control needs, providing an impeccable fusion 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 cornerstone of durability, ensuring unwavering performance for seamless and productive operations across your entire system.;
HLPSV: Variable Displacement Pump - The epitome of adaptability, offering unparalleled flexibility to meet diverse operational needs with exceptional ease and precision.;
(2) Connection Block Ports P & R Specifications - Where precision and reliability converge, forming a dependable operational backbone::
2-G3/8; Designed for efficient compactness, facilitating seamless operational flows with ease.
3-G1/2; Constructed for strength and reliability, providing a strong foundation for maintaining system integrity.;
4-G3/4; Boasting advanced connectivity, offering superior control and integration within your system.;
5, 55-G1; With excellent flow rates, perfect for high-demand applications, ensuring consistent, reliable output.;
6-G1 1/4; Delivering unrivaled performance, specially crafted to thrive in challenging environments with ease.;
(3) Additional Components and Specifications - Amplifying system capabilities to new heights of efficiency::
C,Standard Type - A dependable and trusted base, precisely crafted to fulfill key operational criteria.;
G,Throttle Valve (For HLPSL only) - Ensures precise control, boosting the overall efficiency of your system.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimizes flow management, driving exceptional performance and reliability.;
(4) Pilot Oil Circuit Pressure Options - Providing bespoke pressure control for varied applications:0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Tailored solutions to flawlessly meet your specific operational demands.
(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, powering the pump upon activation, unloading it when deactivated; D - Normally closed magnetic ball valve, unloading the pump when activated, pressurizing it when deactivated;D/F - Elevate your operational standards with our precision-engineered pressure limiting valve, designed for secondary pressure (F50) with a precisely calibrated pressure value. This state-of-the-art feature is your assurance of unparalleled safety, optimized operational security, and unwavering reliability.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Unleash the power of versatility and supreme precision with an adjustable range at 63, 120, 210, 280, 315, 350, and 400 bar levels. This component is a hallmark of adaptability, tailored to fulfill all hydraulic requirements. For those seeking streamlined configurations, opt for /NF, a design with no pressure limiting valve, tailor-made for HLPSV, guaranteeing impeccable pressure management across a multitude of applications.
(7) Product Series Classification - A Beacon of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is crafted as a masterpiece, with expert design to suit every application requirement, ensuring you receive a product that precisely aligns with your unique needs.
(8)Thread size of directional spool valve ports A & B:2-G3/8; 3-G1/2; 4-G3/4; 5-G1; including supplementary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, meticulously designed for flawless and seamless integration.
(9)Directional valve block inflow controller options: Choose from an exceptional range: 1, without inflow controller; 2, standard inflow controller; 4, an 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 remarkable precision and outstanding efficiency.
(10) Valve core function symbols: Embark on a discovery of a comprehensive suite of core functions: L, M, F, H, J, B, R, O, N, each meticulously engineered to meet specific functional demands with precision.
(11) Output flow code for ports A & B: Attain peak performance with available maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, each crafted for 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 precisely measured in bar to ensure uncompromising system safety.
(13) Function ON/OFF and pressure outlet options: Tailor your setup 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 designed for precise control and advanced functionality.
(14) Operation modes: Explore an array of diverse operation modes: A(1,2), manual operation with optional long or short handle; E, electric proportional control; EA(1,2), an innovative 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 (alignment of pilot oil ports with oil ports A and B); F, pure hydraulic control with perpendicular pilot oil ports, all crafted for comprehensive and precise control.
(15) Ancillary block port sizes: Select from our versatile range to match your system's needs - whether it's /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1. Each option is meticulously designed to ensure flawless integration and adaptability, guaranteeing seamless performance in all applications.
(16) End plate options: Explore our precisely crafted end plate solutions that cater to every requirement: E1, the standard choice, boasts an external discharge of pilot oil and an external oil return control port T; E2, similar to E1, is enhanced with an additional port Y for added functionality; E3, remarkably includes a 2-position 3-way magnetic ball valve, elevating system pressure to safety valve levels upon activation, ensuring ultimate reliability and safety.
E4, a variant of E1, smartly incorporates an internal discharge of pilot oil with a sealed port T for superior efficiency; E5 reflects E2's attributes with internal discharge; E6 mirrors E3's advanced design, providing sophisticated discharge control for your high-performance needs.
(17) Control voltage and anti-explosion cable options: Select from an array of robust, secure, and compatible options such as G12-12VDC, specifically engineered for safety and tailored for specialization in challenging and demanding environments.G24-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G12bb621436
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: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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