Step into a new epoch of hydraulic mastery with Jiangsu KM Hydraulic Control System Co., Ltd.'s groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. Far from ordinary components, these valves exemplify an extraordinary synthesis of engineering prowess and pioneering hydraulic technology. They elegantly unify pressure, flow, and directional control into a single, harmonious entity, offering unmatched performance and steadfast reliability across all applications. Engineered with precision, these valves comprise three essential functional modules: connecting blocks, directional valves, and end plates, each crafted with meticulous attention to detail for seamless integration into elite hydraulic systems, indispensable for superior engineering machinery. These exceptional valves deliver precise regulation of movement direction and speed for hydraulic cylinders, motors, and additional actuators, ensuring supreme precision and control. Distinguished features include a sleek, compact form factor, outstanding energy efficiency, and stepless speed modulation capabilities. Furthermore, they facilitate the concurrent operation of multiple actuators under varying loads, delivering extraordinary performance and adaptability across a wide range of applications.
The HLPSL valves are meticulously designed for constant displacement pump systems, guaranteeing unwavering reliability in all circumstances. Conversely, the HLPSV valves are painstakingly engineered for variable pump systems. Despite a slightly more gradual response time, HLPSV valves are renowned for their superior energy-saving properties, making them the optimal choice when efficiency is a priority. These valves, embodying state-of-the-art engineering and a commitment to eco-friendly design, represent the definitive solution for advanced hydraulic control necessities, offering an impeccable fusion of precision, dependability, and energy efficiency in one cohesive unit.
| 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 titan of performance reliability ensures consistent and seamless operations across your entire system, providing unwavering delivery you can depend on.;
HLPSV: Variable Displacement Pump - The epitome of adaptability and versatility, this pump offers unmatched flexibility, effortlessly meeting diverse operational demands.;
(2) Connection Block Ports P & R Specifications - Where precision engineering converges with reliability, crafting a robust and enduring operational framework::
2-G3/8; Engineered for compact efficiency, it guarantees smooth operational flows, unhindered by any challenges.
3-G1/2; Constructed for steadfast performance and reliability, forming a strong backbone for your system's enduring integrity.;
4-G3/4; Equipped with advanced connectivity, it enhances control and integrates seamlessly into your system.;
5, 55-G1; Boasting exceptional flow rates, it stands as the ideal choice for high-demand applications, promising consistent and reliable results.;
6-G1 1/4; Delivering unrivaled performance, it is expertly crafted to excel in challenging environments, overcoming any obstacles with ease.;
(3) Additional Components and Specifications - Pushing the boundaries of system capabilities to new heights of excellence::
C,Standard Type - A pillar of reliability, meticulously designed to meet essential operational needs with precision.;
G,Throttle Valve (For HLPSL only) - Offers precise control, significantly enhancing the system's overall efficiency.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimizes flow management, driving exceptional performance and dependability.;
(4) Pilot Oil Circuit Pressure Options - Delivering tailored pressure control solutions that precisely meet diverse application needs:0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Providing customized solutions that align seamlessly with your specific operational requirements.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Enhancing system control and efficiency with pinpoint precision:C - Experience the innovation of our No Magnetic Ball Valve; F - Discover the efficiency of the Normally Open Magnetic Ball Valve, which empowers pump pressurization when powered and ensures smooth unloading when unpowered; D - Explore the versatility of the Normally Closed Magnetic Ball Valve, designed to facilitate pump unloading when powered and deliver seamless pressurization when unpowered;D/F - Elevate your safety standards to new heights with our precision-engineered pressure limiting valve crafted for secondary pressure (F50). This cutting-edge feature guarantees the highest level of safety protocols, significantly enhancing operational security and reliability, ensuring peace of mind in your operations.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Revel in groundbreaking versatility and precision with customizable pressure settings ranging from 63 to 400 bar. This component exemplifies adaptability, effortlessly accommodating a diverse spectrum of hydraulic requirements. For seamless configurations, /NF signifies the absence of a pressure limiting valve, precisely tailored for HLPSV, ensuring impeccable pressure management across extensive applications.
(7) Product Series Classification - The Pinnacle of Engineering Excellence:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a marvel of engineering, meticulously crafted to cater to diverse applications, providing you with a product that integrates seamlessly with your precise requirements.
(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, masterfully engineered 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, specifically engineered for the N 3/3-way valve; 5, enhanced inflow controller; 8, pre-selectable options, each offering precision and unparalleled efficiency.
(10) Valve core function symbols: Unlock a comprehensive selection of core functions: L, M, F, H, J, B, R, O, N, each meticulously engineered to meet specific functional demands.
(11) Output flow code for ports A & B: Achieve maximum efficiency with peak output flow capabilities: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, expertly crafted to deliver superior performance and reliability.
(12) Secondary pressure limitation options: Select 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 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 enhanced functionality.
(14) Operation modes: Choose from an impressive spectrum of operation modes, each crafted for precision and versatility: A(1,2) offers manual operation with long or short handle options; E showcases electric proportional control; EA(1,2) seamlessly combines electric proportional control with manual operation; D offers electric switching value control; DA(1,2) merges electric switching value with manual operation; M provides manual friction positioning with a long handle; H enables pure hydraulic control, aligning pilot oil ports with oil ports A and B; F provides hydraulic control with perpendicular pilot oil ports. Each mode promises unparalleled control and performance.
(15) Ancillary block port sizes: Elevate your system with our precision-engineered port sizes, ensuring seamless adaptation and integration. Select from our expertly curated range: /2 G3/8, /3 G1/2, /4 G3/4, and /5 G1. These options provide unmatched flexibility, meticulously designed to meet your exact specifications with outstanding efficiency and performance.
(16) End plate options: Discover our exceptional range of intricately designed end plate solutions. E1 leads with external pilot oil discharge and an external oil return control port T. The innovative E2 adds a port Y, enhancing functionality. Experience E3's groundbreaking 2-position 3-way magnetic ball valve, elevating system safety to premier levels when energized, ensuring top-tier performance and unparalleled reliability.
E4, like E1, features an internal pilot oil discharge with a sealed port T. E5, echoing E2, enhances with internal discharge capabilities. E6 mirrors E3's advanced design, each model ensuring superior discharge control for optimal system performance and efficiency.
(17) Control voltage and anti-explosion cable options: Secure your system's safety and reliability with our wide selection of expertly crafted solutions. Choose G12-12VDC for specialized applications requiring utmost safety and compatibility.G24: The ideal selection for consistent performance and unwavering reliability, delivering excellence in every application.-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G: Enhance your strategic decision-making with these options, engineered for peak efficiency and adaptability in various challenging environments.12: A symbol of precision and dependability, crafted for smooth and seamless system integration.bb621436: This code signifies excellence, a benchmark in our innovative design, setting new standards for industry-leading solutions.
Since its establishment in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has become a beacon of groundbreaking innovation and unmatched excellence in the hydraulic industry. As a prestigious subsidiary of the renowned China Baoan Group (stock code: 000009), we stand tall as a national high-tech enterprise of distinction. Specializing in the precise research, development, manufacturing, and sales of top-tier hydraulic components, our designation as a national 'specialized, refined, and innovative' small giant enterprise highlights our steadfast commitment to technological advancement and superior quality. This unyielding dedication places us at the forefront of our industry.
Our enhanced Safety Atex Valve, the crown jewel of our product line, represents the peak of advanced hydraulic system control. Meticulously designed for use in construction machinery and heavy-duty equipment, this adaptable component is indispensable for critical applications such as emergency rescue operations, tunnel engineering, mining, and municipal service vehicles. We are immensely proud of our strategic partnerships with many leading domestic manufacturers, significantly contributing to the localization of core hydraulic components for high-end mechanical equipment. Driven by our core philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are committed to delivering outstanding products, services, and solutions. Our mission is to rise as a globally trusted supplier of premier hydraulic components, establishing new standards of excellence on the world 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 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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