Witness the dawn of a transformative era in hydraulic technology with the unveiling of our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These are far beyond ordinary components; they symbolize an exquisite fusion of engineering mastery and avant-garde hydraulic innovation. By brilliantly merging pressure, flow, and directional control into one unified, harmonious unit, our valves deliver not only extraordinary performance but also steadfast reliability across every application. Meticulously crafted to perfection, they encompass three essential functional modules - connecting blocks, directional valves, and end plates - all intricately designed for integration into elite hydraulic systems, crucial for high-caliber engineering machinery. These extraordinary valves precisely manage the movement direction and speed of hydraulic cylinders, motors, and other actuators, offering unmatched precision and control. Key features include an elegant, compact design, exceptional energy efficiency, and the ability for seamless speed modulation. Furthermore, they empower multiple actuators to function simultaneously under diverse loads, delivering unparalleled performance and adaptability across a wide range of applications.
The HLPSL valves are meticulously designed for constant displacement pump systems, guaranteeing steadfast, reliable operations in any circumstance. By contrast, the HLPSV valves are artfully engineered for variable pump systems. Although they might exhibit a slightly more measured response, HLPSV valves distinguish themselves with their remarkable energy-saving prowess, rendering them the perfect choice when efficiency is of utmost importance. With state-of-the-art engineering and an environmentally conscious design, these valves emerge as the quintessential solution for advanced hydraulic control requirements, embodying impeccable precision, reliability, and energy efficiency in 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 - The resilient cornerstone of performance excellence, this pump delivers unwavering, steadfast operation, ensuring flawless and efficient performance throughout your entire system.;
HLPSV: Variable Displacement Pump - A paragon of flexibility and adaptability, this pump offers unrivaled versatility, effortlessly meeting diverse operational demands with exceptional precision.;
(2) Connection Block Ports P & R Specifications - Where precision engineering and unwavering reliability converge to establish a lasting operational foundation::
2-G3/8; Skillfully designed with compact efficiency, it assures smooth, uninterrupted operational flows.
3-G1/2; Built for robust reliability, it provides a solid foundation, sustaining your system's integrity.;
4-G3/4; With state-of-the-art connectivity, it ensures superior control and seamless system integration.;
5, 55-G1; With exceptional flow rates, it is perfect for high-demand applications, consistently delivering reliable results.;
6-G1 1/4; Offering unmatched performance, this component is expertly engineered to excel in challenging environments, effortlessly overcoming obstacles.;
(3) Additional Components and Specifications - Raising system capabilities to unprecedented heights of excellence::
C,Standard Type - A model of reliability, meticulously crafted to fulfill critical operational needs with precision.;
G,Throttle Valve (For HLPSL only) - Provides precision control, significantly boosting the overall efficiency of the system.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimizes flow management, delivering unparalleled performance and reliability.;
(4) Pilot Oil Circuit Pressure Options - Delivering customized 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); Providing bespoke solutions that seamlessly align with your unique 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 a marvel of engineering, designed to activate pump pressurization when powered and enable unloading when unpowered; D - The normally closed magnetic ball valve is crafted to facilitate pump unloading when powered and maintain pressurization when unpowered;D/F - Elevate your safety standards with our precision-engineered pressure limiting valve, a masterpiece designed for secondary pressure (F50). This state-of-the-art feature guarantees advanced safety protocols, significantly enhancing operational security, reliability, and peace of mind.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Embark on a journey of groundbreaking versatility and precision with customizable pressure settings from 63 to 400 bar. This component exemplifies adaptability, fully accommodating a diverse range of hydraulic requirements. For seamless configurations, /NF represents no pressure limiting valve, meticulously tailored for HLPSV, ensuring impeccable pressure management across a vast array of applications.
(7) Product Series Classification - The Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series embodies an engineering marvel, expertly crafted to meet a multitude of applications, providing you with a product that aligns seamlessly with your precise needs and aspirations.
(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 meticulous precision for seamless integration and flawless operation.
(9)Directional valve block inflow controller options: Choose from a diverse array of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, specially designed for the N 3/3-way valve; 5, enhanced inflow controller; 8, pre-selectable options, each delivering unmatched precision and exceptional efficiency.
(10) Valve core function symbols: Explore a comprehensive array of core functions: L, M, F, H, J, B, R, O, N, each meticulously engineered to fulfill specific functional requirements with unparalleled precision.
(11) Output flow code for ports A & B: Unlock maximum efficiency with peak output flow capabilities: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, each expertly designed to provide superior performance and unwavering 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 meticulously measured in bar, ensuring uncompromised system safety and integrity.
(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 for precise control and flawless functionality.
(14) Operation modes: Explore an extensive selection of operation modes designed for ultimate precision and versatility: A(1,2) offers manual operation with the choice of a long or short handle; E introduces electric proportional control; EA(1,2) combines electric proportional control with manual operation; D features electric switching value control; DA(1,2) merges electric switching value control with manual operation; M provides manual friction positioning with a long handle; H is dedicated to pure hydraulic control, aligning pilot oil ports with oil ports A and B; F presents pure hydraulic control with perpendicular pilot oil ports. Each mode is meticulously crafted to deliver comprehensive and precise control tailored to your specific needs.
(15) Ancillary block port sizes: Elevate your systems with our meticulously engineered port size solutions, ensuring seamless adaptability and integration. Select from our expertly crafted options: /2 G3/8, /3 G1/2, /4 G3/4, and /5 G1. These options offer unparalleled flexibility and are meticulously tailored to satisfy your precise requirements with outstanding efficiency.
(16) End plate options: Immerse yourself in our exceptional collection of precision-engineered end plate solutions. E1 features external pilot oil discharge and an external oil return control port T, setting the industry standard. Enhance functionality with E2, introducing an additional port Y. Discover E3's cutting-edge integration of a 2-position 3-way magnetic ball valve, elevating your system's pressure to premier safety valve levels when energized, guaranteeing superior performance and reliability.
E4 offers a unique design with an internal pilot oil discharge and a sealed port T, similar to E1. E5 replicates E2's excellence, now with internal discharge capabilities. Experience advanced technology with E6, reflecting E3's innovative design. Each variant ensures superior discharge control, optimizing your system's efficiency and performance.
(17) Control voltage and anti-explosion cable options: Enhance your system's safety and reliability with our comprehensive range of expertly crafted solutions. Choose G12-12VDC for specialized applications requiring uncompromised safety and compatibility.G24: The definitive choice for steadfast performance and unwavering dependability.-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G: Optimize your strategic selection with these options, engineered for peak efficiency and adaptability across various challenging environments.12: Exemplifying precision and reliability, expertly crafted for seamless integration into your systems.bb621436: The code of excellence, establishing 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:Typically, the lead time for production spans approximately one month after payment is received. During this crucial period, we embark on comprehensive preparations and uphold the highest standards of quality control, ensuring each product reaches you in pristine condition. Our unwavering devotion to achieving your complete satisfaction with our impeccable delivery is our foremost commitment.
Question:2. Do you have any MOQ limit for LED light orders?
Answer: We proudly offer an exceptionally low minimum order quantity, providing you with the unique advantage of ordering as little as a single piece for sample verification. This flexibility empowers you to kickstart your projects effortlessly, catering precisely to your exclusive needs with utmost convenience and precision.
Question:3. How to proceed with an order for LED lights?
Answer: Initiate your order by conveying your specific requirements or intended applications to us. We will then meticulously prepare a bespoke quote, tailored exclusively for your needs, either through your detailed inputs or our expert recommendations. Once the drawings are finalized and a deposit is made, we will formalize the order and commence production. We assure you that every specification will be met with precision, providing a seamless, customized solution that perfectly aligns with your vision.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 entirely possible. Please ensure that you formally notify us before production begins and confirm the design according to the sample we provide. This ensures your branding is represented with outstanding precision and excellence, perfectly embodying your identity.
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