Unveiling our pioneering HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves, the zenith of hydraulic advancement. These exceptional engineering marvels seamlessly blend pressure, flow, and directional control into a singular, unified system, ensuring unparalleled performance and dependability across all applications. Crafted with precision, these valves are composed of three vital functional modules: connecting blocks, directional valves, and end plates, all designed for flawless integration into premium hydraulic systems, which are essential for advanced engineering machinery. They meticulously regulate the movement direction and speed of hydraulic cylinders, motors, and other actuators, providing unmatched precision and command. Distinguished by a compact structure, superb energy efficiency, and the ability for stepless speed control, they empower multiple actuators to function simultaneously under various load conditions, delivering remarkable performance and versatility for any application.
The HLPSL valves are meticulously crafted for constant displacement pump systems, guaranteeing unwavering and dependable operation in any environment. In contrast, the HLPSV valves are brilliantly engineered for variable pump systems. Although HLPSV valves may exhibit a slightly slower response time, they excel in delivering exceptional energy-saving performance, making them the supreme choice for situations where efficiency is paramount. Boasting cutting-edge engineering and an energy-efficient design, HLPSV valves emerge as the ultimate solution for sophisticated hydraulic control requirements, offering 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 steadfast cornerstone of your hydraulic network, renowned for its unwavering consistency and reliable performance. Experience the gold standard in smooth operations, ensuring your machinery operates flawlessly and maintains peak efficiency every time.;
HLPSV: Variable Displacement Pump - The epitome of flexibility and innovation, designed to meet a diverse array of operational requirements. This adaptable pump effortlessly adjusts to dynamic conditions, providing seamless transitions and unmatched control to achieve maximum operational precision.;
(2) Connection Block Ports P & R Specifications - Where craftsmanship meets dependability to forge a robust operational framework: Thoughtfully engineered for optimal accuracy to bolster reliability across all applications. This design offers unwavering stability and top-tier performance consistently.:
2-G3/8; Expertly crafted for compact efficiency, this design supports smooth operational flows with precision. Engineered to perform impeccably in tight spaces, it ensures every operation adheres to the highest standards of quality and performance.
3-G1/2; Built for strength and lasting reliability, this connection upholds system integrity with a solid foundation. It provides enduring durability in the harshest conditions, ensuring your system's resilience over time.;
4-G3/4; With cutting-edge connectivity, this design offers unparalleled control and seamless system integration, elevating your system's efficiency and control for superior operational performance.;
5, 55-G1; Featuring exceptional flow rates for high-demand applications, this component guarantees consistent performance. Engineered to excel under high-pressure scenarios, it is indispensable in challenging environments.;
6-G1 1/4; Delivering exceptional power and performance, designed to thrive in demanding environments. This connection defines new standards in performance, establishing itself as an industry benchmark.;
(3) Additional Components and Specifications - Pushing system capabilities to unparalleled heights: Utilizing advanced components to unleash potential and redefine excellence, ensuring your system remains at the forefront of industry performance standards.:
C,Standard Type - A robust and dependable foundation, crafted to meet crucial operational requirements. With unmatched reliability and support, it empowers your system to endure the demands of daily operations effectively.;
G,Throttle Valve (For HLPSL only) - Ensures precise control for heightened system efficiency. By optimizing operations for maximum effectiveness, it enhances your system's performance with ease.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Elevates flow management to new heights, ensuring exceptional performance and reliability. This component consistently exceeds conventional limits to deliver extraordinary results.;
(4) Pilot Oil Circuit Pressure Options - Our solutions redefine bespoke pressure control for diverse applications: Precision-tailored to meet your exact specifications, ensuring control that integrates flawlessly with your operational objectives.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Our expertly designed solutions effortlessly adapt to your unique operational demands. With customizable configurations, achieving your desired results has never been more convenient.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevate your efficiency and command: Crafted to boost system performance, it provides unmatched control and exceptional efficacy.C - No magnetic ball valve; F - Normally open magnetic ball valve, activates the pump when powered, deactivating when unpowered; D - Normally closed magnetic ball valve, deactivates the pump when powered, activating when unpowered; Expertly offers precision tuning for superior system efficiency.D/F - Introducing a groundbreaking, precision-engineered pressure limiting valve for secondary pressure (F50), designed with meticulous accuracy to sustain a defined pressure magnitude. This engineering feat is crafted to elevate advanced safety protocols, optimizing operational reliability and security to new heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Discover unparalleled versatility and precision with adjustable settings ranging from 63 to 400 bar. This component exemplifies adaptability, perfectly meeting every hydraulic need. The /NF configuration provides systems without a pressure limiting valve, specifically crafted for HLPSV, delivering unmatched pressure management across a vast spectrum of applications.
(7) Product Series Classification - The Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series exemplifies design mastery, skillfully engineered to address all applications, ensuring you receive a product that seamlessly aligns with your distinct 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, expertly engineered for flawless and seamless integration.
(9)Directional valve block inflow controller options: Choose from a broad range of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for inlet and outlet, tailored for the N 3/3-way valve; 5, enhanced inflow controller; 8, pre-selectable options, each distinguished by precision and exceptional efficiency.
(10) Valve core function symbols: Delve into a comprehensive collection of core functions: L, M, F, H, J, B, R, O, N, each meticulously crafted to satisfy specific functional needs.
(11) Output flow code for ports A & B: Attain optimal efficiency with maximum output flows available: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, meticulously designed for supreme performance and steadfast reliability.
(12) Secondary pressure limitation options: Elevate your system's safety with our exceptional choices: N, offering no pressure limiting protection; C, providing concurrent pressure limitation for actuator ports A & B; A---B---, ensuring independent pressure limitation for ports A & B. Each selection is accurately calibrated in bar, guaranteeing unwavering protection and peace of mind.
(13) Function ON/OFF and pressure outlet options: Tailor your control with precision using our specialized options: N, excludes function ON/OFF and pressure outlet; X, featuring C type pressure limitation; S/S1, presenting AB type pressure limitation; A, enabling electrical ON/OFF on side A; B, facilitating electrical ON/OFF on side B. Each option is meticulously engineered for dependable and exact functionality.
(14) Operation modes: Achieve mastery over control with our versatile operation modes: A(1,2), offering manual operation with either long or short handle; E, ensuring electric proportional control; EA(1,2), combining electric proportional control with manual operation; D, featuring electric switching value control; DA(1,2), merging electric switching value control with manual operation; M, manual friction positioning with long handle; H, delivering pure hydraulic control with aligned pilot oil ports with A and B; F, providing pure hydraulic control with perpendicular pilot oil ports. Each mode is designed for precision and adaptability.
(15) Ancillary block port sizes: Discover unmatched versatility with our precisely engineered alternatives: /2 G3/8; /3 G1/2; /4 G3/4; /5 G1. These selections guarantee seamless adaptability and impeccable integration into a variety of systems, securing efficiency and top-tier performance.
(16) End plate options: Delve into our expertly designed end plate solutions: E1, ensures external discharge of pilot oil and external oil return control port T. E2 builds upon E1 by adding port Y for enhanced flexibility; E3 features an advanced 2-position, 3-way magnetic ball valve, elevating system pressure to safety valve levels when activated, ensuring peak performance.
E4 mirrors E1 but ingeniously includes an internal discharge of pilot oil with a sealed port T for increased efficiency. E5 advances E2 with an internal discharge, promising superior performance. E6 retains the sophisticated design of E3, offering state-of-the-art discharge control to meet complex system requirements.
(17) Control voltage and anti-explosion cable options: Select from our robust array, including G12-12VDC, designed for demanding applications with a focus on safety and reliability. Our offerings guarantee specialization and security.G24-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G12bb621436
Since its inception in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has blossomed into a beacon of innovation and excellence within the hydraulic industry. As a distinguished subsidiary of the illustrious China Baoan Group (stock code: 000009), our company is heralded as a national high-tech enterprise, highlighting our unwavering commitment to technological advancement and unparalleled quality. Our expertise is unmatched, covering exhaustive research, development, manufacturing, and sales of top-tier hydraulic components. Celebrated as a national 'specialized, refined, and innovative' small giant enterprise, we remain resolute in our pursuit of excellence, fortifying our leadership in the field and setting new standards for industry success.
Introducing our flagship innovation, the enhanced Safety Atex Valve, the pinnacle of advanced hydraulic system control technology. This masterpiece of engineering is indispensable for construction machinery and heavy-duty equipment, excelling in critical applications such as emergency rescue operations, tunnel engineering, mining, and municipal service vehicles. We take immense pride in our strategic partnerships with leading domestic manufacturers, significantly advancing the localization of core hydraulic components for sophisticated mechanical equipment. Driven by our founding philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are unwavering in our quest to deliver extraordinary products, services, and solutions. Our mission is to emerge as a globally trusted supplier of premier hydraulic components, consistently setting new benchmarks of excellence on the international stage.
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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