Proportional Valve Sections for Effective Hydraulic Equipment Distribution

Customization: Available
Media: Oil
Temperature: Ordinary Temperature

Product Description

1

Basic Information

Model NO.
Loadsensitive Proportional Directional Valve
Actuator
Electric
Connection Form
Thread
Type
Pilot Operated
Material
Steel
Pressure
High Temperature
Valve Structure
Pilot Piston Structure
Power Supply
DC Solenoid Valve
Usage
Flow Control
Standard
DIN
Application
Industrial Usage
Valve Type
Hawe PSL / PSV Compatible
HS Code
8481201090
Origin
China
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Product Description

Introducing our groundbreaking HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. These revolutionary engineering creations are the pinnacle of hydraulic innovation, seamlessly integrating pressure, flow, and directional control into a singular, harmonious masterpiece. This guarantees unparalleled performance and reliability in every application.

Typically composed of three essential functional modules: connecting blocks, directional valves, and end plates, these valves are meticulously crafted for integration into high-end hydraulic systems, crucial for top-tier engineering machinery. They precisely govern the movement direction and speed of hydraulic cylinders, motors, and other actuators, delivering unmatched precision and control.

Key highlights encompass a compact structure, superior energy efficiency, and the capability for stepless speed control. They empower multiple actuators to operate simultaneously under varying loads.

The HLPSL valves are expertly tailored for constant displacement pump systems, ensuring steadfast and reliable operation. In contrast, the HLPSV valves are masterfully engineered for variable pump systems, excelling in delivering exceptional energy-saving performance.

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Detailed Photos

Proportional Valve Sections
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Product Parameters

References Size 2 Size 3 Size 5
Directional Valve bank 1 ~ 12 1 ~ 12 1 ~ 10
Max. Flow (L/min) 54 100 210
Max. Pressure (bar) 420 420 420
Pilot Pressure (bar) 20 ~ 40 20 ~ 40 20 ~ 40
Working Temp (ºC) -40 ~ 80 -40 ~ 80 -40 ~ 80
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Installation Instructions

Installation Diagram
  • HLPSL & HLPSV: Constant vs Variable displacement pump options for maximum reliability and flexibility.
  • Port Specifications: Multiple G-thread sizes (G3/8 to G1 1/4) to suit various connection requirements.
  • System Components: Standard types, throttle valves, and fixed differential overflow valves for enhanced performance.
  • Pressure Control: Options for 20 bar or 40 bar pressure reducing valves, or direct configurations.
  • Safety Features: 2/2-way magnetic ball valves for system unloading and secondary pressure limiting valves (F50).
  • Operation Modes: Manual, Electric Proportional (E), Hydraulic (H), and combined switching controls available.
  • End Plates: Multiple configurations (E1-E6) for internal/external pilot oil discharge and return.
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Company Profile

Factory Overview

Since our inception in 2009, we have stood as a beacon of innovation and excellence within the hydraulic industry. As a national high-tech enterprise, our mastery in the research, development, manufacturing, and sales of premium hydraulic components is unparalleled.

Our flagship products represent the pinnacle of advanced hydraulic system control, expertly crafted for construction machinery, mining, and heavy-duty equipment. We pride ourselves on our philosophy: "serving customers with technology, impressing with attitude, and retaining with quality."

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Client Machine Gallery

Machine 1
Machine 2
Machine 3
Machine 4
Machine 5
Machine 6
Machine 7
Machine 8
Machine 9
Machine 10
Machine 11
Machine 12
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Certifications

Cert 1
Cert 2
Cert 3
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Frequently Asked Questions

What is the typical lead time for an order?
Typically, production takes approximately one month after payment is received. This ensures rigorous quality control and meticulous preparation for every unit.
What is the Minimum Order Quantity (MOQ)?
We offer a low MOQ, allowing customers to order as little as a single piece for sample verification and testing.
How do I proceed with a custom order?
Contact us with your detailed requirements. We will provide a tailored quote, finalize technical drawings, and initiate production upon receipt of a deposit.
Is logo printing available on the products?
Yes, logo printing is feasible. Please notify us formally prior to production and confirm the design based on the provided sample.
Which systems are HLPSL and HLPSV valves suitable for?
HLPSL valves are designed for constant displacement pump systems, while HLPSV valves are engineered for variable displacement pump systems to maximize energy efficiency.
Can these valves handle simultaneous operations?
Yes, these load-sensitive proportional valves allow multiple actuators to operate simultaneously even under varying load conditions, providing precise control over speed and direction.

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