Discover the future of hydraulic engineering with our revolutionary HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These trailblazing components seamlessly marry pressure, flow, and directional control into one cohesive unit, ensuring performance and reliability that are second to none. Crafted with precision, these valves comprise three integral functional modules: connecting blocks, directional valves, and end plates, making them ideal for high-end hydraulic systems fundamental to elite engineering machinery. They expertly regulate the direction and speed of hydraulic cylinders, motors, and other actuators, providing unmatched precision and control. Standout features include a compact design, exceptional energy efficiency, and the ability for stepless speed control. Additionally, they allow multiple actuators to function simultaneously under diverse loads, offering unparalleled performance and adaptability for diverse applications.
The HLPSL valves are meticulously designed for constant displacement pump systems, ensuring dependable and consistent operation. In contrast, the HLPSV valves are ingeniously crafted for variable pump systems. Although HLPSV valves might display a slightly slower response time, they are unparalleled in providing outstanding energy-saving performance, making them the quintessential choice for applications where efficiency is of the essence. Thanks to their state-of-the-art engineering and energy-efficient design, HLPSV valves stand out as the leading solution for sophisticated hydraulic control needs.
| 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 cornerstone of consistent performance.;
HLPSV: Variable Displacement Pump - Experience adaptability like never before.;
(2) Connection Block Ports P & R Specifications - Precision you can trust::
2-G3/8; Compact design with efficient operation.
3-G1/2; A beacon of reliability and robustness.;
4-G3/4; Pioneering advanced connectivity.;
5, 55-G1; Delivering superior flow rates.;
6-G1 1/4; Performance that is unmatched.;
(3) Additional Components and Specifications - Empowering system capabilities::
C,Standard Type - Your reliable baseline.;
G,Throttle Valve (For HLPSL only) - The epitome of precision control.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Optimized for flow management.;
(4) Pilot Oil Circuit Pressure Options - Tailoring customizable pressure control:0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Customization tailored for your needs.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Achieve streamlined efficiency: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. . , Equipped with a pressure limiting valve for secondary pressure (F50) with specified pressure value; Advanced safety measures at play.
(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); Ensuring optimal pressure control to perfection.
(7) Product Series Classification - Where excellence is redefined:;-2 2 Series; -3 3 Series; -5 5 Series; Ingeniously curated for every unique application.
(8)Thread size of directional spool valve ports A & B:2-G3/8; 3-G1/2; 4-G3/4; 5-G1; Plus, A, the versatile ancillary block or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve;
(9)Directional valve block inflow controller options: 1, without inflow controller; 2, standard inflow controller; 4, sophisticated 3-way flow controllers for both inlet and outlet (ideal for N 3/3-way valve); 5, enhanced inflow controller; 8, customizable pre-selectable;
(10) Valve core function symbols: L, M, F, H, J, B, R, O, N; True to its core functions.
(11) Output flow code for ports A & B: Maximum output flows available: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 (L/min); Tailored to your needs.
(12) Secondary pressure limitation options: N, no pressure limiting protection; C, simultaneous pressure limitation at actuator ports A & B; A---B---, individual pressure limitation at actuator ports A & B, measured in unit (bar);
(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;
(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), dual function: electric proportional control and manual operation (1=without handle, 2=with short handle); D, electric switching value control; DA(1,2), combines 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 directed outward respectively);
(15) Ancillary block port sizes: /2 G3/8; /3 G1/2; /4 G3/4; /5 G1;
(16) End plate options: E1, standard end plate, external discharge of pilot oil, connecting oil return control port T externally; E2, akin to E1, external discharge of pilot oil, with an additional port Y; E3, external discharge of pilot oil, featuring a mounted 2-position 3-way magnetic ball valve; in power supply conditions, the system pressure elevates to the safety valve pressure;
E4, resembling E1, internal discharge of pilot oil, port T can be securely sealed; E5, akin to E2, internal discharge of pilot oil, port T can be securely sealed; E6, similar to E3, internal discharge of pilot oil, port T can be securely sealed;
(17) Control voltage and anti-explosion type cable length options: G12-12VDC;G24-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G123d8c99f0
Since our inception in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has become a beacon of innovation and excellence within the hydraulic industry. As a prestigious subsidiary of the renowned China Baoan Group (stock code: 000009), we are proud to be recognized as a national high-tech enterprise. Our expertise encompasses the detailed research, development, manufacturing, and sales of cutting-edge hydraulic components. Being honored as a national 'specialized, refined, and innovative' small giant enterprise is a testament to our unwavering commitment to technological progress and superior quality. This relentless dedication firmly establishes us as leaders in our field.
Our flagship product, the Distributor Can Valve with Load Sensitive Technology, represents the zenith of hydraulic system control sophistication. Meticulously crafted for construction machinery and heavy-duty equipment, this indispensable component is integral to critical applications such as emergency rescue operations, tunnel engineering, mining, and municipal service vehicles. We proudly engage in strategic partnerships with numerous leading domestic manufacturers, significantly contributing to the localization of essential 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 steadfast in our pledge to provide exceptional products, services, and solutions. Our mission is to rise as a globally trusted supplier of premier hydraulic components, setting new standards of excellence across the globe.
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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