Presenting the groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves that redefine hydraulic innovation. These unparalleled engineering marvels seamlessly combine pressure, flow, and directional control into a superior, unified system. This remarkable synthesis guarantees unmatched performance and reliability in various applications. Crafted from three essential functional modules-connecting blocks, directional valves, and end plates-these precision-engineered valves integrate effortlessly into high-end hydraulic systems, vital for elite engineering machinery. They expertly regulate the movement direction and speed of hydraulic cylinders, motors, and other actuators, offering unparalleled precision and control. Key highlights include a compact design, superior energy efficiency, and the capability for stepless speed control. Moreover, they enable the simultaneous operation of multiple actuators under varying loads, delivering extraordinary performance and versatility for any application.
The HLPSL valves are meticulously designed for constant displacement pump systems, ensuring steadfast and reliable operation in any environment. On the other hand, the HLPSV valves are ingeniously crafted for variable pump systems. While HLPSV valves might display a slightly slower response, they excel in delivering remarkable energy-saving performance, making them the ideal choice where efficiency is paramount. With their cutting-edge engineering and energy-efficient design, HLPSV valves stand out as the superior solution for advanced hydraulic control needs, offering an impeccable blend 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 - Experience the epitome of engineering excellence with this pump, ensuring a seamless and consistent workflow. It transforms your system into a masterpiece of reliability and precision, empowering your machinery to achieve peak performance with unparalleled dependability.;
HLPSV: Variable Displacement Pump - A quintessential blend of adaptability and innovation, this pump caters to a spectrum of operational needs. With its visionary design, it ensures fluid operations and superior control, keeping your system at the forefront of performance excellence.;
(2) Connection Block Ports P & R Specifications - Precision meets reliability in this robust framework. These specifications are crafted with exceptional attention to detail, assuring impeccable performance and unwavering dependability across diverse applications, laying a steadfast foundation for success.:
2-G3/8; This intelligently compact design supports streamlined operational efficiencies with exactness. Perfectly crafted for tight spaces, it ensures superior performance without any concessions.
3-G1/2; This component is engineered to provide remarkable strength and reliability, forming a robust backbone for your system. Built to endure rigorous conditions, it offers long-lasting durability and performance.;
4-G3/4; With advanced connectivity, this component offers unrivaled control and integration, elevating system efficiency and enhancing overall operational capability with finesse.;
5, 55-G1; Designed for high-demand scenarios, this component delivers exceptional flow rates and consistent, robust performance. Engineered for excellence, it effortlessly tackles high-pressure challenges with precision.;
6-G1 1/4; This component offers superior performance in challenging environments, setting new standards in power and capability. Engineered to exceed expectations, it handles demanding tasks with ease.;
(3) Additional Components and Specifications - Enhance your system's capabilities with state-of-the-art components that redefine operational excellence. These advanced specifications unlock unprecedented levels of performance, turning your operations into a paragon of success.:
C,Standard Type - This component forms a trusted foundation, meticulously designed to meet essential operational demands, offering steadfast support and reliability to empower your system to reach its full potential.;
G,Throttle Valve (For HLPSL only) - Achieve unparalleled precision control to enhance your system's efficiency. This valve ensures maximum effectiveness, harmonizing every component for optimal results.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - This valve offers optimized flow management, delivering extraordinary performance and reliability, surpassing conventional limits for exceptional results.;
(4) Pilot Oil Circuit Pressure Options - Experience a revolution in hydraulic power with bespoke pressure management solutions expertly crafted to meet the full spectrum of your industrial needs. These options provide a level of precision and reliability that enhances your equipment's efficiency and aligns perfectly with your strategic objectives.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Discover custom-engineered configurations that seamlessly integrate into your operations, allowing for effortless achievement of precision-driven outcomes tailored to your specifications.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Transform your operational effectiveness and gain superior control with this expertly crafted valve. It significantly enhances system efficiency, providing unparalleled command and redefining your capabilities to new standards.C - No magnetic ball valve; F - Normally open magnetic ball valve, activating the pump when powered, deactivating when unpowered; D - Normally closed magnetic ball valve, deactivating the pump when powered, activating when unpowered. Achieve precision-tuned system efficiency and adaptability for your operations.D/F - Introducing a state-of-the-art, precision-engineered pressure limiting valve for secondary pressure (F50). This masterpiece ensures the maintenance of a specified pressure value, significantly enhancing safety measures and optimizing the reliability and security of your operations to unprecedented standards.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience exceptional versatility and precision with adjustable settings from 63 to 400 bar. This component epitomizes adaptability, ensuring fulfillment of every hydraulic requirement with supreme accuracy. The /NF configuration is expertly crafted for HLPSV systems, providing unrivaled pressure control.
(7) Product Series Classification - The Epitome of Engineering Prowess:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a testament to superior design, meticulously crafted to meet every application, ensuring seamless integration with your specific needs and consistently delivering outstanding performance.
(8)Thread size of directional spool valve ports A & B:2-G3/8; 3-G1/2; 4-G3/4; 5-G1; Includes auxiliary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve for perfect integration, ensuring optimal operational efficiency.
(9)Directional valve block inflow controller options: Select from a comprehensive suite of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, precisely designed for the N 3/3-way valve; 5, enhanced inflow controller. Each pre-selectable option offers precision and exceptional efficiency tailored to your specific operational requirements.
(10) Valve core function symbols: Discover an extensive array of core functions: L, M, F, H, J, B, R, O, N, each engineered to meet precise functional requirements with unparalleled precision and dependability.
(11) Output flow code for ports A & B: Elevate your mining equipment's performance with our precision-engineered output flow capabilities, available in maximum flows of 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min. Each flow rate is meticulously crafted to deliver exceptional efficiency and unwavering reliability, ensuring your operations run at peak performance.
(12) Secondary Pressure Limitation Options: Ensure top-tier safety and reliability with our expertly crafted pressure limitation options, calibrated in bar for utmost precision. Choose 'N' for operations that don't require pressure limiting, ideal for straightforward tasks. Opt for 'C' to enable pressure limitation on actuator ports A & B, guaranteeing consistent and reliable performance. For bespoke control, select 'A---B---' to manage ports A and B independently, each option rigorously designed to uphold the highest standards of system integrity, securing efficient and safe operations.
(13) Function ON/OFF and Pressure Outlet Options: Enhance your operational prowess with our range of customizable options designed for top-tier performance. Choose 'N' for simple operations without the need for ON/OFF or pressure outlets. For processes requiring advanced control, 'X' with C type pressure limitation is perfect, or opt for 'S/S1' with AB type limitation for enhanced oversight. Achieve electrical precision with 'A' for ON/OFF on side A, or 'B' for side B. Each selection is crafted for maximum precision and operational excellence.
(14) Operation Modes: Discover unparalleled versatility and precision with our diverse operation modes. 'A(1,2)' offers manual operation with ergonomic handle options. 'E' provides cutting-edge electric proportional control, while 'EA(1,2)' offers a blend of manual and electric control for ultimate adaptability. 'D' offers electric switching value control, complemented by 'DA(1,2)' for manual enhancements. Select 'M' for expert manual friction positioning. For hydraulic operations, 'H' and 'F' offer unique pilot oil port designs, ensuring comprehensive system mastery.
(15) Ancillary Block Port Sizes: Achieve seamless system integration and adaptability with our port size options, including /2 G3/8, /3 G1/2, /4 G3/4, and /5 G1. Each option is engineered to deliver superior performance across varying systems, ensuring your setup operates at its peak potential.
(16) End Plate Options: Explore our advanced end plate solutions, crafted for superior functionality and adaptability. 'E1' offers external discharge of pilot oil and control port T. 'E2' adds port Y for enhanced flexibility. 'E3' is designed with a 2-position, 3-way magnetic ball valve to boost system pressure to safety valve levels, offering unparalleled performance and reliability.
E4 mirrors 'E1', with innovative internal pilot oil discharge and sealed port T for optimized efficiency. 'E5' integrates the features of 'E2' with internal discharge for elevated system performance. 'E6' mirrors 'E3', offering advanced discharge control, perfect for demanding system requirements, ensuring top-tier efficiency and sophistication.
(17) Control Voltage and Anti-Explosion Cable Options: Choose from our secure voltage options, like the G12-12VDC, crafted for reliability in challenging environments. Our solutions are tailored for safety and stability, ensuring your system's performance is uncompromised.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 emerged as a beacon of innovation and excellence within the hydraulic industry. As a proud subsidiary of the illustrious China Baoan Group (stock code: 000009), we hold a prestigious status as a national high-tech enterprise, reflecting our relentless commitment to technological innovation and quality superiority. Our unparalleled expertise spans comprehensive research, advanced development, precision manufacturing, and strategic marketing of elite hydraulic components. Celebrated nationwide as a 'specialized, refined, and innovative' small giant enterprise, we are steadfast in our mission to elevate our standards continuously, reinforcing our leadership position within the industry.
Central to our groundbreaking product suite is our flagship creation: the Enhanced Safety Atex Valve. This marvel of modern engineering epitomizes advanced hydraulic system control, designed for flawless integration with construction machinery and heavy-duty equipment. Its vital functionality is indispensable across critical applications, including life-saving emergency rescue missions, complex tunnel engineering, ambitious mining operations, and the operation of crucial municipal service vehicles. Our unwavering dedication to forging strategic partnerships with leading domestic manufacturers accelerates the localization of core hydraulic components for high-end mechanical equipment. Guided by our core philosophy-'serving customers with technology, impressing them with our attitude, and retaining their loyalty with quality'-we are committed to crafting exceptional products, delivering unparalleled services, and offering innovative solutions. Aspiring to gain global recognition as a trusted supplier of premier hydraulic components, we continuously strive to set new standards 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.