Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These revolutionary engineering marvels epitomize the zenith of hydraulic innovation, harmoniously integrating pressure, flow, and directional control into one superior, unified system. This unique synthesis ensures unparalleled performance and reliability across diverse applications. Crafted from three essential functional modules - connecting blocks, directional valves, and end plates - these precision-engineered valves fit seamlessly into high-end hydraulic systems, crucial for elite engineering machinery. They expertly manage the movement direction and speed of hydraulic cylinders, motors, and other actuators, providing unmatched precision and control. Key highlights include a compact design, superior energy efficiency, and the capability for stepless speed control. Furthermore, they facilitate the simultaneous operation of multiple actuators under varying loads, delivering extraordinary performance and versatility for any application.
The HLPSL valves are meticulously engineered for constant displacement pump systems, ensuring steadfast and dependable operation in any environment. Conversely, the HLPSV valves are ingeniously tailored for variable pump systems. Although HLPSV valves might exhibit a marginally slower response, they excel in remarkable energy-saving performance, making them the quintessential choice where efficiency reigns supreme. With their cutting-edge engineering and energy-savvy design, HLPSV valves stand out as the premier solution for advanced hydraulic control requirements, offering an impeccable mix 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 - This powerhouse of consistency offers an unyielding commitment to flawless performance, transforming your system into an engineering marvel with its seamless operations. Rely on its unparalleled stability to empower your machinery with precision and reliability beyond compare.;
HLPSV: Variable Displacement Pump - Embodying the pinnacle of adaptability, this pump is crafted for innovation and versatility, seamlessly meeting diverse operational needs. Its state-of-the-art design ensures smooth transitions and exceptional control, keeping your system at the forefront of performance excellence.;
(2) Connection Block Ports P & R Specifications - Precision meets dependability in these meticulously crafted specifications. They form the cornerstone of a robust operational framework, delivering flawless performance and unyielding reliability across all applications, setting the stage for unstoppable success.:
2-G3/8; This compactly proficient design is tailored for streamlined efficiency, excelling in tight spaces without sacrificing performance. Masterfully engineered, it guarantees outstanding results in space-constrained settings.
3-G1/2; Built with strength and resilience in mind, this component serves as a steadfast backbone, ensuring your system withstands the toughest conditions with unwavering durability and performance.;
4-G3/4; With cutting-edge connectivity, this component delivers unparalleled control and integration, enhancing system efficiency and elevating operational effectiveness with its sophisticated design.;
5, 55-G1; Offering superior flow rates for high-demand environments, this component ensures robust and consistent performance. It is designed to tackle high-pressure scenarios with remarkable ease and precision.;
6-G1 1/4; Delivering outstanding performance even in challenging conditions, this component surpasses expectations, setting new standards in power and capability, effortlessly handling demanding tasks.;
(3) Additional Components and Specifications - Unlock your system's true potential with advanced components that redefine operational excellence. These state-of-the-art specifications elevate performance, transforming your operations into a paragon of success.:
C,Standard Type - The trusted foundation, crafted to meet essential operational needs with unwavering reliability. This component supports your system to reach its full potential with steadfast dependability.;
G,Throttle Valve (For HLPSL only) - Precision control at your fingertips, this valve fine-tunes operations for enhanced efficiency. It harmonizes every component, ensuring optimal system performance.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - This valve redefines flow management, surpassing limits to deliver extraordinary performance and unmatched reliability.;
(4) Pilot Oil Circuit Pressure Options - Experience the pinnacle of hydraulic prowess with our custom pressure control solutions. These options are engineered to perfection, ensuring precise alignment with your operational needs, providing unmatched accuracy and reliability for any application.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Discover seamlessly integrated, custom-engineered solutions to meet your unique operational requirements. Enjoy configurations that enable you to achieve your desired results with effortless precision.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Propel your system's performance to new heights: This expertly crafted component provides unrivaled control and efficiency, redefining your operational capabilities with extraordinary effectiveness.C - No magnetic ball valve; F - Normally open magnetic ball valve, engaging the pump when powered and unloading when unpowered; D - Normally closed magnetic ball valve, unloading the pump when powered, engaging it when unpowered. Precision tuning ensures unmatched system adaptability and efficiency.D/F - Introducing a state-of-the-art, precision-engineered pressure limiting valve for secondary pressure (F50). This technical marvel ensures a specific pressure value, significantly enhancing safety and boosting operational security and reliability.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Embrace peak versatility with adjustable settings from 63 to 400 bar. This component epitomizes adaptability, meeting all hydraulic needs flawlessly. The /NF configuration offers systems without a pressure limiting valve, designed for HLPSV, providing supreme pressure control across applications.
(7) Product Series Classification - A Paragon of Engineering Brilliance:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a masterpiece in design, crafted to meet every application need, ensuring a product that aligns perfectly with your requirements, delivering consistently superior performance.
(8)Thread size of directional spool valve ports A & B:2-G3/8; 3-G1/2; 4-G3/4; 5-G1; Featuring auxiliary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, engineered for flawless integration and optimal efficiency.
(9)Directional valve block inflow controller options: Choose from a comprehensive suite 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. Pre-select from options offering precision and efficiency, customized to your needs.
(10) Valve core function symbols: Dive into a vast array of core functions: L, M, F, H, J, B, R, O, N, each precisely crafted to satisfy specific requirements with unmatched reliability and precision.
(11) Output flow code for ports A & B: Experience a new level of operational excellence with our precision-engineered output flow options. With maximum flows of 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, and 210 L/min, our solutions promise unbeatable performance and steadfast reliability tailored for your unique needs.
(12) Secondary Pressure Limitation Options: Unleash a new era of safety and reliability with our superior pressure limitation choices, intricately calibrated in bar for ultimate assurance. The 'N' option is perfect for simple tasks without pressure limiting protection. For simultaneous pressure constraints on actuator ports A & B, 'C' ensures unwavering performance. Tailor your control with 'A---B---' for specialized, independent management of ports A and B. Each choice is designed with exceptional precision, guaranteeing operational security and efficiency at its core.
(13) Function ON/OFF and Pressure Outlet Options: Elevate your operations to new heights with a spectrum of customizable options crafted for exceptional performance. For straightforward operations, 'N' offers no function ON/OFF or pressure outlet requirements. For processes demanding precision, 'X' with C type pressure limitation or 'S/S1' with AB type control deliver outstanding oversight. For electrical accuracy, 'A' offers ON/OFF functionality on side A, while 'B' serves side B. Each option is tailored for peak precision and efficiency, ensuring your operations are unrivaled in excellence.
(14) Operation Modes: Discover our comprehensive range of operation modes, each crafted for exceptional versatility and exact control. 'A(1,2)' caters to manual operation with long or short handles for ergonomic ease. 'E' brings sophisticated electric proportional control, with 'EA(1,2)' integrating manual methods for optimal adaptability. 'D' provides electric switching value control complemented by 'DA(1,2)' for manual enhancements. 'M' is ideal for manual friction positioning with a long handle. For purely hydraulic operations, 'H' and 'F' include unique pilot oil port designs, either aligned or perpendicular, delivering complete system control.
(15) Ancillary Block Port Sizes: Enhance adaptability and performance with our expertly engineered port size options. Choose from /2 G3/8, /3 G1/2, /4 G3/4, or /5 G1 for seamless integration into any system. Each option promises unparalleled adaptability and peak performance across diverse operational demands, ensuring your system consistently performs at its best.
(16) End Plate Options: Explore our expertly designed end plate solutions, crafted to exceed the highest standards of functionality and adaptability. 'E1' offers external discharge of pilot oil and control port T. Expand capabilities with 'E2', adding port Y for flexibility. 'E3' features a 2-position, 3-way magnetic ball valve, boosting system pressure to safety valve levels for supreme efficiency and reliability.
E4 mirrors 'E1' with advanced internal discharge of pilot oil and a sealed port T for optimized efficiency. 'E5' combines 'E2's robust features with internal discharge for superior performance. 'E6' embodies the sophisticated design of 'E3', providing advanced discharge control for demanding applications, ensuring your system remains at the peak of efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our secure voltage options, including the G12-12VDC, engineered for reliability in even the toughest environments. Our selections provide specialized, secure solutions tailored to any application, ensuring your system's stability and performance are never compromised.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 become a beacon of innovation and excellence in the hydraulic industry. As a proud subsidiary of the esteemed China Baoan Group (stock code: 000009), this national high-tech enterprise has dedicated itself to groundbreaking technological advancements and quality. Our exceptional expertise spans comprehensive research, cutting-edge development, meticulous manufacturing, and strategic marketing of premier hydraulic components. Celebrated nationwide as a 'specialized, refined, and innovative' small giant enterprise, we are committed to continually raising our standards, further solidifying our leadership in the industry.
At the core of our innovative product range lies our flagship creation: the Enhanced Safety Atex Valve. This engineering marvel epitomizes modern hydraulic system control, designed for seamless integration into construction machinery and robust heavy-duty equipment. Its vital functions extend across crucial applications, such as life-saving emergency rescues, complex tunnel engineering, ambitious mining operations, and the management of essential municipal service vehicles. Our strategic alliances with prominent domestic manufacturers accelerate the localization of 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 committed to producing outstanding products, offering unmatched services, and delivering pioneering solutions. With aspirations to be globally recognized as a trusted supplier of elite hydraulic components, we continually aim to set 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 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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