Introducing our state-of-the-art HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves, a true pinnacle of innovation in hydraulic control technology. These exceptional engineering masterpieces brilliantly unify pressure, flow, and directional control into a single, cohesive unit, ensuring unparalleled performance and dependability. Constructed around three key functional modules-connecting blocks, directional valves, and end plates-these valves are fastidiously designed for integration into elite hydraulic systems that are crucial for premium engineering machinery. They adeptly regulate the directional movement and velocity of hydraulic cylinders, motors, and other actuators, delivering extraordinary precision and control. Noteworthy features include a compact design, exceptional energy efficiency, and the ability for seamless stepless speed control. Additionally, they enable simultaneous operation of multiple actuators even under varying loads, offering unrivaled performance and adaptability for a multitude of applications.
The HLPSL valves are specifically crafted for constant displacement pump systems, ensuring consistent and reliable performance under all conditions. On the other hand, the HLPSV valves are ingeniously designed for variable pump systems. While HLPSV valves might show a marginally slower response time, they are outstanding in providing remarkable energy-saving advantages, making them the ideal choice for applications where efficiency is of utmost importance. With their advanced engineering and energy-efficient design, HLPSV valves stand out as the leading solution for sophisticated hydraulic control demands.
| 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 key to achieving unwavering performance in every operation.;
HLPSV: Variable Displacement Pump - Experience the pinnacle of adaptability with this component.;
(2) Connection Block Ports P & R Specifications - Precision you can trust::
2-G3/8; Compact yet incredibly efficient.
3-G1/2; Built for reliability and robustness.;
4-G3/4; Advanced connectivity for superior performance.;
5, 55-G1; Delivers superior flow rate for optimized operations.;
6-G1 1/4; Unmatched performance in every aspect.;
(3) Additional Components and Specifications - Enhancing system capabilities::
C,Standard Type - A dependable baseline for consistent operations.;
G,Throttle Valve (For HLPSL only) - Provides precision control for optimal efficiency.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimized flow management to elevate system performance.;
(4) Pilot Oil Circuit Pressure Options - Customizable pressure control:0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Tailored for your specific requirements.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Streamlined efficiency ensuring optimal performance:C - No magnetic ball valve; F - Normally open magnetic ball valve, pressurizes pump when powered, unloads pump when unpowered; D - Normally closed magnetic ball valve, unloads pump when powered, pressurizes when unpowered; D./F. . , With pressure limiting valve for secondary pressure (F50) with specified pressure value; Incorporates advanced safety measures for enhanced protection.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Settings available at 63, 120, 210, 280, 315, 350, 400 bar; /NF: No pressure limiting valve (HLPSV only); Ensures optimal pressure control tailored to your needs.
(7) Product Series Classification - Identifying excellence: A hallmark of superior engineering and design, tailored to meet diverse needs with precision and reliability.;-2 2 Series; -3 3 Series; -5 5 Series; Tailored for every application. Engineered to adapt seamlessly across various functionalities, ensuring unmatched performance and flexibility.
(8)Thread size of directional spool valve ports A & B: Precision-engineered for optimal performance and compatibility in any setting.2-G3/8; 3-G1/2; 4-G3/4; 5-G1; A, ancillary block or intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve; Ensures seamless integration and enhanced control.
(9)Directional valve block inflow controller options: 1, without inflow controller; 2, standard inflow controller; 4, 3-way flow controllers for both inlet and outlet (ideal for N 3/3-way valve); 5, strengthened inflow controller; 8, pre-selectable; Offering a spectrum of options to cater to precise flow control needs and ensure optimal system efficiency.
(10) Valve core function symbols: L, M, F, H, J, B, R, O, N; Embodying a robust array of function symbols to support diverse operational requirements with utmost precision.
(11) Output flow code for ports A & B: Available maximum output flows: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 (L/min); Designed to deliver exceptional output flow rates, ensuring high performance and adaptability.
(12) Secondary pressure limitation options: N, no pressure limiting protection; C, limit the pressure of actuator ports A & B simultaneously; A---B---, limit the pressure of actuator ports A & B separately, unit (bar); Crafted to provide versatile pressure limitation solutions, ensuring safety and reliability in diverse applications.
(13) Function ON/OFF and pressure outlet options: N, without function ON/OFF and 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; An array of options providing comprehensive ON/OFF functionalities and pressure outlet management to optimize system operations.
(14) Operation modes: A(1,2), manual operation with long handle (1=without handle, 2=with short handle); E, electric proportional control; EA(1,2), electric proportional control and manual operation (1=without handle, 2=with short handle); D, electric switching value control; DA(1,2), electric switching value control and manual operation (1=without handle, 2=with short handle); M, manual friction positioning with long handle; H, pure hydraulic control (two pilot oil ports align with oil ports A and B); F, pure hydraulic control (two pilot oil ports are perpendicular to oil ports A and B and outward respectively); Featuring a diverse range of operation modes to cater to every need, ensuring precision and adaptability in control.
(15) Ancillary block port sizes: /2 G3/8; /3 G1/2; /4 G3/4; /5 G1; Optimized for seamless integration, these sizes guarantee compatibility and optimal functionality.
(16) End plate options: E1, standard end plate, external discharge of pilot oil, connecting oil return control port T externally; E2, similar to E1, external discharge of pilot oil, port Y is additionally attached; E3, external discharge of pilot oil, a 2-position 3-way magnetic ball valve is mounted; in power supply scenarios, the system pressure rises to the safety valve pressure; Offering a wide array of end plate configurations to enhance operational efficiency and safety.
E4, similar to E1, internal discharge of pilot oil, port T can be sealed; E5, similar to E2, internal discharge of pilot oil, port T can be sealed; E6, similar to E3, internal discharge of pilot oil, port T can be sealed; These options ensure adaptability and reliability, tailored to meet specific operational requirements.
(17) Control voltage and the length of anti-explosion type cable options: G12-12VDC; Designed to deliver safe, reliable power options ensuring operational integrity.G24-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G Providing a comprehensive range of control voltage options to fit any technical requirement.123d8c99f0
Since our establishment in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has been a beacon of innovation and unmatched excellence in the hydraulic industry. As a prestigious subsidiary of the renowned China Baoan Group (stock code: 000009), we proudly position ourselves as a national high-tech enterprise of distinction. Our expertise encompasses the meticulous research, development, manufacturing, and sales of premium hydraulic components. Our esteemed status as a national 'specialized, refined, and innovative' small giant enterprise underscores our unwavering commitment to technological advancement and exceptional quality. This relentless dedication has positioned us as leaders in our field.
Our flagship product, the Load Sensitive Hydraulic Can Valve for Mining Equipment Safety Solutions, represents the pinnacle of sophisticated hydraulic system control. Expertly designed for construction machinery and heavy-duty equipment, this essential component is crucial for high-stakes applications such as emergency rescue operations, tunnel engineering, mining, and municipal service vehicles. We proudly engage in strategic partnerships with numerous leading domestic manufacturers, playing a pivotal role in localizing 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 steadfast in our commitment to delivering outstanding products, services, and solutions. Our mission is to rise as a globally trusted supplier of premier hydraulic components, setting new standards of excellence worldwide.
Customer Inquiry:1. What about the lead time?
Our Response:The lead time for production is typically around one month following receipt of payment. This period allows us to undertake meticulous preparation and enforce stringent quality control measures. Every detail is taken care of to ensure your products are delivered flawlessly.
Customer Inquiry:2. Do you have any MOQ limit for LED light orders?
Our Response: We offer an exceptionally low minimum order quantity, allowing you the freedom to order even a single piece for sample checking. This flexibility ensures that your specific needs are met perfectly, making it easier to start your projects seamlessly.
Customer Inquiry:3. How to proceed with an order for LED lights?
Our Response: Start by informing us of your detailed requirements or applications. We will then provide you with a customized quote based on your needs or our expert recommendations. Once you confirm the drawings and place a deposit, we will formalize the order and arrange production. Every specification will be meticulously met, ensuring a seamless and tailored solution.drawings,and place a deposit to formalize the order. Finally, we will arrange production, ensuring that every specification is met to perfection, delivering a seamless and tailored solution.
Customer Inquiry:4. Is it OK to print my logo on the product?
Our Response: Absolutely, it is possible. Simply inform us formally before production begins and confirm the design based on the sample we provide. This ensures that your branding is represented with utmost precision and quality.
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