Discover the pinnacle of hydraulic excellence with our HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These avant-garde engineering masterpieces represent the zenith of hydraulic technology, skillfully integrating pressure, flow, and directional control into a unified marvel. They guarantee unsurpassed performance and steadfast reliability for every conceivable application. Crafted from three essential functional modules-connecting blocks, directional valves, and end plates-these valves are precision-engineered for flawless integration into elite hydraulic systems, crucial for exceptional engineering machinery. They excel in regulating the movement direction and speed of hydraulic cylinders, motors, and other actuators, delivering unmatched precision and command. Standout features include a compact design, remarkable energy efficiency, and the provision for seamless speed control. Additionally, they empower multiple actuators to function simultaneously under diverse loads, offering unparalleled performance and adaptability for any application.
The HLPSL valves are meticulously crafted for constant displacement pump systems, guaranteeing unwavering and dependable operation in any setting. Conversely, the HLPSV valves are ingeniously engineered for variable pump systems. Although HLPSV valves may exhibit a slightly slower response, they excel in delivering exceptional energy-saving performance, positioning them as the quintessential choice for scenarios where efficiency is paramount. Boasting cutting-edge engineering and an energy-conserving design, HLPSV valves emerge as the ultimate solution for sophisticated hydraulic control needs, offering the perfect fusion of precision, dependability, 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 - An embodiment of reliability, this pump ensures a steady and unwavering performance, guaranteeing that your system functions smoothly and efficiently. Its superior dependability is the key to keeping your operations running seamlessly and uninterrupted.;
HLPSV: Variable Displacement Pump - The epitome of flexibility and adaptability, this pump excels in providing exceptional versatility to meet a wide array of operational needs. Designed to accommodate ever-changing demands, it allows for effortless transitions and unparalleled control.;
(2) Connection Block Ports P & R Specifications - Precision and reliability converge to form a dependable operational backbone: Each component is crafted with meticulous attention to detail to ensure flawless performance and enhance reliability in every application.:
2-G3/8; Designed for compact efficiency, this specification supports streamlined and seamless operational flows. Its precision engineering guarantees optimal performance even in the most constrained spaces.
3-G1/2; Built for strength and reliability, this specification provides a robust foundation for the integrity of your system. Its construction is designed to endure, delivering consistent durability even under the most challenging conditions.;
4-G3/4; Featuring state-of-the-art connectivity, this specification offers enhanced control and improved system integration. It blends sophistication with efficiency to elevate your system's operational capabilities.;
5, 55-G1; With superior flow rates, this specification is ideal for high-demand applications, ensuring consistent and dependable performance. Engineered for excellence, it handles high-pressure challenges with ease.;
6-G1 1/4; Expertly crafted to deliver unparalleled performance, this specification excels in demanding environments, tackling challenges with effortless grace. It sets new standards in power and performance.;
(3) Additional Components and Specifications - Elevating system capabilities to extraordinary levels: By unlocking the potential of your operations with advanced components, we redefine excellence and set new standards.:
C,Standard Type - A foundational pillar of reliability, meticulously engineered to meet essential operational requisites. It offers unwavering support and unmatched reliability to empower your system.;
G,Throttle Valve (For HLPSL only) - Ensures precision control, thereby enhancing the overall efficiency of your system. It refines your operations for maximum efficacy.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimizes flow management, driving exceptional performance and reliability. It pushes the boundaries of traditional performance to achieve outstanding results.;
(4) Pilot Oil Circuit Pressure Options - Delivering tailor-made pressure control solutions for diverse applications: Each option is customized to provide precise control that perfectly aligns with your operational goals.0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Offering bespoke solutions that cater precisely to your operational needs. Enjoy customizable configurations that guarantee you reach your desired outcomes effortlessly.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Elevate your system's efficiency and control with a design that enhances performance, providing unmatched control and superior operational effectiveness.C - No magnetic ball valve; F - Normally open magnetic ball valve, pressurizing the pump when powered, unloading it when unpowered; D - Normally closed magnetic ball valve, unloading the pump when powered, pressurizing it when unpowered; Offering precision tuning for exceptional system efficiency.D/F - Featuring a state-of-the-art, precision-engineered pressure limiting valve for secondary pressure (F50). This expertly crafted component is designed to maintain a specific pressure value, significantly boosting safety measures and elevating operational security and reliability to new heights.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Discover the pinnacle of versatility and accuracy with adjustable settings across 63, 120, 210, 280, 315, 350, and 400 bar levels. This component epitomizes adaptability, perfectly addressing every hydraulic need. The /NF configuration excludes a pressure limiting valve, crafted for HLPSV, providing unmatched pressure control for diverse applications.
(7) Product Series Classification - A Testament to Engineering Mastery:;-2 2 Series; -3 3 Series; -5 5 Series; Each series is a masterclass in design, meticulously engineered to fulfill every application need, ensuring seamless alignment with your specific 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, crafted for flawless and seamless integration.
(9)Directional valve block inflow controller options: Select from an extensive array of options: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, customized for the N 3/3-way valve; 5, enhanced inflow controller; 8, pre-selectable options, each offering precision and superior efficiency.
(10) Valve core function symbols: Explore a wide collection of core functions: L, M, F, H, J, B, R, O, N, each meticulously designed to meet specific functional needs.
(11) Output flow code for ports A & B: Achieve peak efficiency with available maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, each crafted for supreme performance and reliability.
(12) Secondary pressure limitation options: Choose from: N, no pressure limiting protection; C, concurrent pressure limitation of actuator ports A & B; A---B---, independent pressure limitation for ports A & B, all meticulously calibrated in bar to ensure uncompromising system safety.
(13) Function ON/OFF and pressure outlet options: Elevate your hydraulic control experience with our bespoke options: N, bypassing function ON/OFF or pressure outlet; X, featuring C type pressure limitation; S/S1, equipped with AB type pressure limitation; A, providing electrical ON/OFF on side A; B, offering electrical ON/OFF on side B. Each variant is meticulously crafted for ultimate precision and functionality, ensuring unparalleled control.
(14) Operation modes: Explore a versatile spectrum of operation modes tailored for excellence: A(1,2), delivering manual operation with optional long or short handle; E, embracing electric proportional control; EA(1,2), harmonizing electric proportional control with manual operation; D, integrating electric switching value control; DA(1,2), merging electric switching value control with manual operation; M, featuring manual friction positioning with a long handle; H, offering pure hydraulic control (aligning pilot oil ports with oil ports A and B); F, providing pure hydraulic control with perpendicular pilot oil ports. Each mode is expertly engineered to offer comprehensive and precise control.
(15) Ancillary block port sizes: Experience groundbreaking versatility with our ingeniously engineered options: /2 G3/8; /3 G1/2; /4 G3/4; /5 G1. Each meticulously crafted option ensures seamless adaptability and perfect integration across a spectrum of systems, guaranteeing efficiency and peak performance.
(16) End plate options: Discover our precisely engineered end plate solutions: E1, the standard bearer, ensures an external discharge of pilot oil and an external oil return control port T. E2 enhances E1 with additional port Y for increased flexibility; E3 introduces a refined 2-position, 3-way magnetic ball valve to elevate system pressure to safety valve levels upon activation, ensuring optimum performance.
E4, reflecting the essence of E1, proficiently integrates an internal discharge of pilot oil with a sealed port T for superior efficiency. E5, echoing the robust capabilities of E2, ensures high performance with an internal discharge. E6, mirroring the sophisticated design of E3, delivers advanced discharge control across all variants, catering to intricate system requirements.
(17) Control voltage and anti-explosion cable options: Select from our secure and compatible range, including G12-12VDC, tailored for safety and reliability in the harshest environments. Our offerings promise specialization and uncompromised security.G24-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G12bb621436
Since its founding in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has stood as a shining exemplar of innovation and excellence within the hydraulic industry. As a prestigious subsidiary of the renowned China Baoan Group (stock code: 000009), our company has garnered acclaim as a national high-tech enterprise, highlighting our unwavering dedication to technological advancement and superior quality. Our unrivaled expertise extends across the rigorous research, development, manufacturing, and sales of premium hydraulic components. Celebrated as a national 'specialized, refined, and innovative' small giant enterprise, we remain steadfast in our commitment to excellence, reinforcing our leadership position in the field.
Our flagship creation, the Enhanced Safety Atex Valve, exemplifies the zenith of cutting-edge hydraulic system control. This meticulously engineered component is tailored for integration into construction machinery and heavy-duty equipment, playing a crucial role in vital applications, including emergency rescue operations, tunnel engineering, mining, and municipal service vehicles. We proudly forge strategic alliances with leading domestic manufacturers, significantly advancing the localization of core hydraulic components for high-end mechanical equipment. Anchored by our core philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are resolute in our quest to deliver extraordinary products, services, and solutions. Our mission is to ascend as a globally trusted supplier of premier hydraulic components, consistently setting 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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