Welcome to a new dawn in hydraulic mastery with our revolutionary HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These precision-engineered marvels transcend mere components, representing a harmonious blend of cutting-edge engineering and innovation in hydraulic technology. By seamlessly unifying pressure, flow, and directional control, these valves deliver exemplary performance and unwavering reliability across all applications. Comprising three essential modules - connecting blocks, directional valves, and end plates - each valve is intricately designed for integration into top-tier hydraulic systems, vital for the most sophisticated engineering machinery. They execute precise control over the movement direction and speed of hydraulic cylinders, motors, and other actuators, setting a gold standard in precision and governance. Key attributes include a streamlined, compact architecture, remarkable energy efficiency, and the capacity for stepless speed modulation. Moreover, they enable the seamless operation of multiple actuators in tandem, even under diverse loads, offering superlative performance and adaptability across all applications.
The HLPSL valves are meticulously tailored for constant displacement pump systems, guaranteeing consistent and reliable function in every instance. In contrast, the HLPSV valves shine in their remarkable design for variable pump systems. Although HLPSV valves might exhibit a slightly protracted response, their superior energy-saving prowess distinguishes them as the ultimate choice when efficiency stands paramount. Through avant-garde engineering and an energy-efficient framework, HLPSV valves emerge as the foremost solution for sophisticated hydraulic control requirements, combining impeccable precision, steadfast reliability, and unparalleled energy efficiency in one seamless 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 and reliable pump is the backbone of efficiency, offering unwavering performance to ensure seamless system operations.;
HLPSV: Variable Displacement Pump - A masterpiece of flexibility and adaptability, this pump excels in meeting a diverse range of operational demands with exceptional versatility.;
(2) Connection Block Ports P & R Specifications - Precision and reliability unite here, crafting a robust operational foundation::
2-G3/8; Designed for compact efficiency, this supports seamless operational flows, ensuring smooth and uninterrupted functionality.
3-G1/2; Built for robust performance, this offers a dependable base, maintaining your system's integrity with consistency.;
4-G3/4; Featuring state-of-the-art connectivity, this enhances system integration and control with superior capabilities.;
5, 55-G1; Perfect for high-demand applications, this component offers superior flow rates, delivering consistent and reliable performance.;
6-G1 1/4; With unparalleled performance, this expertly crafted component thrives in challenging environments, overcoming obstacles with ease.;
(3) Additional Components and Specifications - Elevate your system capabilities to new heights::
C,Standard Type - A cornerstone of reliability, carefully crafted to fulfill essential operational demands with precision.;
G,Throttle Valve (For HLPSL only) - Delivers precision control, significantly enhancing overall system 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 - Tailored pressure control solutions for diverse applications:0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Customizable solutions to meet your specific operational needs seamlessly.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Enhance efficiency and precision control with this advanced valve:C - No magnetic ball valve; F - Experience innovation with our normally open magnetic ball valve, which seamlessly enables pump pressurization when energized, and transitions to unloading when de-energized. D - Unveil the efficiency of our normally closed magnetic ball valve, specifically designed to facilitate pump unloading when powered, and naturally transition to pressurization when unpowered.D/F - Elevate safety standards with our precision-engineered pressure limiting valve meticulously crafted for secondary pressure (F50). This state-of-the-art feature ensures rigorous safety protocols, significantly boosting 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 sets the benchmark for adaptability, fully accommodating a wide array of hydraulic requirements. For seamless configurations, /NF denotes no pressure limiting valve, meticulously tailored for HLPSV, ensuring impeccable pressure management across diverse 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, providing you with a product that aligns seamlessly 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 operation.
(9)Directional valve block inflow controller options: Select 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, designed specifically for the N 3/3-way valve; 5, enhanced inflow controller; 8, pre-selectable options, each delivering precision and exceptional efficiency.
(10) Valve core function symbols: Discover a comprehensive selection of core functions: L, M, F, H, J, B, R, O, N, each precisely engineered to fulfill specific functional requirements.
(11) Output flow code for ports A & B: Maximize efficiency with peak output flow capabilities: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, expertly designed to provide 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 meticulously engineered for precise control and functionality.
(14) Operation modes: Experience an unrivaled array of operation modes, expertly curated to meet diverse needs: A(1,2), manual operation with the choice of a long or short handle; E, offering sophisticated electric proportional control; EA(1,2), a seamless blend of electric proportional control and manual operation; D, presenting electric switching value control; DA(1,2), merging electric switching value control with manual functionality; M, featuring manual friction positioning with an extended handle; H, dedicated to pure hydraulic control with alignment of pilot oil ports to A and B; and F, offering pure hydraulic control with perpendicular pilot oil ports. Each mode is intricately designed for full-spectrum, precise control, ensuring that every operational demand is met with excellence.
(15) Ancillary block port sizes: Embark on a journey of precision engineering with our meticulously crafted port size options, designed for seamless adaptability and integration. Select from expertly designed choices: /2 G3/8, /3 G1/2, /4 G3/4, and /5 G1. Each option is the epitome of flexibility, meticulously tailored to fulfill your specific requirements with unrivaled efficiency and performance.
(16) End plate options: Dive into our extraordinary array of meticulously engineered end plate solutions. E1 is the standard of excellence, offering external discharge of pilot oil and an external oil return control port T. Upgrade to E2 for an enriched experience with an additional port Y. Discover E3's revolutionary innovation, incorporating a 2-position 3-way magnetic ball valve; this innovation propels your system's pressure to the zenith of safety valve standards when powered, ensuring unmatched performance and dependability.
E4, mirroring E1, sets itself apart with an internal discharge of pilot oil and a sealed port T. E5 parallels E2's remarkable features, now boasting internal discharge capabilities. Venture into the future with E6, reflecting E3's advanced design. Each variation guarantees superior discharge control, ensuring your system operates at peak efficiency and performance.
(17) Control voltage and anti-explosion cable options: Bolster your system's safety and reliability with our bespoke selection of tailored solutions. Choose G12-12VDC for specialized applications that necessitate uncompromising safety and compatibility.G24: The ultimate choice for steadfast performance and unwavering dependability.-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G: Elevate your strategic decisions with these options, designed for optimal efficiency and versatility across a range of demanding environments.12: A hallmark of precision and reliability, meticulously crafted for flawless integration into your systems.bb621436: The emblem of excellence, setting the standard for innovation in our designs.
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 standard lead time for production is approximately one month following receipt of payment. Within this period, we engage in comprehensive preparations and maintain stringent quality control protocols. This meticulous process guarantees that every product reaches you in pristine condition. Ensuring your complete satisfaction with our impeccable delivery remains our foremost commitment.
Question:2. Do you have any MOQ limit for LED light orders?
Answer: We are delighted to offer an exceptionally low minimum order quantity, allowing you the ease of ordering just a single piece for sample evaluation. This flexibility enables you to commence your projects seamlessly, meeting your distinct requirements with precision and convenience.
Question:3. How to proceed with an order for LED lights?
Answer: To start, share your comprehensive requirements or desired applications with us. We will then provide a customized quote tailored to your specifications or based on our expert recommendations. Upon finalizing the drawings and receiving a deposit, we will confirm the order and commence production. We guarantee strict adherence to every specification, delivering a seamless and customized solution precisely tailored to you.drawings,and place a deposit to formalize the order. Ultimately, we will organize production, ensuring that every detail is executed flawlessly for a seamless and personalized solution.
Question:4. Is it OK to print my logo on the product?
Answer: Certainly, this is entirely possible. Please ensure that you inform us formally before production begins and confirm the design based on the sample we provide. This ensures that your branding is represented with unmatched precision and excellence, perfectly embodying your unique identity.
){kind=link}