Ecer asks for your consent to use your personal data to:
Personalised advertising and content, advertising and content measurement, audience research and services development
Store and/or access information on a device
Your personal data will be processed and information from your device (cookies, unique identifiers, and other device data) may be stored by, accessed by and shared with 135 TCF vendor(s) and 65 ad partner(s), or used specifically by this site or app.
Some vendors may process your personal data on the basis of legitimate interest, which you can object to by do not consent. Contact our platform customer service, you can also withdraw your consent.
{"title":"Rexroth Proportional Directional Valve 4WRA Series with 280 bar Nominal Pressure","imgUrl":"https:\/\/img.chinax.com\/nimg\/68\/a4\/8c3461bc6f9bc81e09e96d98f2fa-200x200-1\/rexroth_proportional_directional_valve_4wra_series_with_280_bar_nominal_pressure_iso_4401_mounting_interface_and_24v_voltage.jpg","attrs":{"Brand Name":"Rexroth","Model Number":"4WRA6E07-2X\/G24N9K4\/VL 4WRA6EA20-1X\/24NZ4\/M 4WRA6EA10-1X\/24Z4\/M 4WRA6EB10-1X\/24Z4\/M 4WRA6EA20-1X\/24Z4\/M","Certification":"ISO","Place of Origin":"Germany"}}
The Rexroth 4WE6G6X/EG24N9K4 is a specialized 4-way directional valve featuring the advanced "G" spool configuration, engineered for high-performance hydraulic control in precision industrial applications. This valve delivers superior flow regulation and switching accuracy, designed to meet the exacting requirements of modern automation systems where optimized pressure and flow dynamics are essential.
Technical Specifications
Order Number
R900561282
Model
4WE6G6X/EG24N9K4
Type
4/3-way directional control valve
Operating Principle
Solenoid operated with spring return
Voltage Rating
24 VDC
Current Consumption
0.45A nominal
Power Rating
10.8W
Port Size
G1/4" (ISO 228)
Mounting Interface
ISO 4401-03-02-0-94
Weight
Approximately 1.9 kg
Protection Class
IP65
Performance Characteristics
Maximum Operating Pressure: 315 bar
Nominal Flow Rate: 30 L/min
Maximum Flow Rate: 60 L/min
Response Time: ≤ 20 ms
Switching Frequency: Up to 6 Hz
Pressure Drop: < 7 bar at nominal flow
Hysteresis: < 4% of rated current
Operating Temperature Range: -20°C to +80°C
Hydraulic Fluid Temperature: -20°C to +80°C
Viscosity Range: 10 to 380 mm²/s
Spool Configuration Details
Spool Type: G (Tandem configuration with pressure compensation)
Spool Diameter: 6 mm
Overlap: Micro-overlap for precise control
Control Edge Geometry: Chamfered edges for smooth flow transition
Leakage Rate: < 25 cm³/min at 100 bar
Pressure Compensation: Integrated pressure compensation for consistent flow
Electrical Specifications
Coil Type: Wet-pin DC coil with thermal monitoring
Insulation Class: Class H (180°C)
Duty Cycle: 100%
Connector Type: DIN 43650 Form A
Lead Length: 350 mm standard
Cable Entry: M12x1 with strain relief
Electrical Protection: Built-in varistor and thermal fuse
Mechanical Features
Housing Material: Aluminum alloy, hard anodized black
Spool/Sleeve Material: Hardened steel with DLC coating
Seals: FKM (Viton) standard, HNBR available
Springs: Stainless steel 17-7PH with special heat treatment
Surface Treatment: Corrosion protection per ISO 9227, salt spray > 500h
Bearing System: Hydrodynamic bearings for reduced friction
Energy Efficiency: Optimized flow paths reduce energy consumption
Quick Response: Enhanced solenoid design for faster switching
Low Hysteresis: Improved magnetic circuit for precise control
Robust Construction: Enhanced IP65 protection for demanding environments
Long Service Life: > 25 million cycles under rated conditions
Thermal Stability: Advanced coil design maintains performance across temperature range
Typical Applications
Precision machine tools
Injection molding machines
Test and measurement equipment
Robotics and automation systems
Medical equipment hydraulics
Aerospace ground support equipment
Installation Requirements
Mounting Torque: 20-25 Nm
Filtration Requirement: 10 μm absolute
Fluid Cleanliness: NAS 1638 Class 7 or better
Storage Conditions: -20°C to +50°C, <75% humidity
Installation Position: Recommended horizontal, other orientations possible
Alignment Tolerance: ±0.1mm for mounting surface
Quality Standards
ISO 9001:2015 Certified
CE Compliant
RoHS 3 Compliant
REACH Compliant
ISO 14001 Environmental Management
Performance tested per ISO 10770-1
Material certificates per EN 10204 3.1
Note: The "G" spool configuration is specifically designed for applications requiring pressure-compensated flow control. All performance data based on ISO 46 hydraulic oil at 40°C. For application-specific validation and complete performance curves, consult the official technical documentation. Regular maintenance and proper filtration are essential for achieving stated performance and service life.
Frequently Asked Questions
Q1: What is the main function and unique feature of the Rexroth 4WE6G6X/EG24N9K4 valve?
A: It is a 4/3-way directional control valve with a specialized "G" spool. Its primary function is precise hydraulic actuator control. The key unique feature is its integrated pressure compensation, which helps maintain a consistent flow rate to the actuator regardless of load pressure variations, leading to smoother and more predictable actuator speed.
Q2: What are the key operating limits and system requirements?
A:
Pressure: Maximum operating pressure of 315 bar
Flow: Nominal flow rate of 30 L/min (maximum 60 L/min)
Voltage: 24 VDC power supply
Filtration: Requires high fluid cleanliness of NAS 1638 Class 7 or better with 10 μm absolute filtration
Temperature: Operating range of -20°C to +80°C
Q3: How does the "G" spool's pressure compensation benefit applications?
A: The pressure-compensated "G" spool is designed for applications requiring consistent actuator speed under varying loads. It automatically adjusts the valve opening to compensate for changes in downstream pressure, ensuring a more stable and repeatable flow. This is crucial for precision tasks like injection molding, machining feeds, or robotic movements where speed accuracy is critical.
Q4: What types of applications is this valve best suited for?
A: This valve is ideal for high-precision industrial applications, including:
Test stands and measurement systems (for accurate speed profiling)
Advanced robotics (for smooth, controlled motion)
Any system where load-independent flow control is required
Q5: Where can I find the complete technical data and performance validation information?
A: You must obtain the official Rexroth technical datasheet for the exact model 4WE6G6X/EG24N9K4. This document contains all necessary information for system integration, including detailed performance curves (flow vs. pressure drop, hysteresis loops), complete dimensional drawings, material certifications, and specific guidelines for validating the valve's performance in your application to ensure the pressure compensation feature meets your requirements.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Exporter
Total Annual:
1 million-10 millon
Employee Number:
>50
Ecer Certification：
Verified Supplier
Quanzhou Yisenneng Hydraulic Electromechanical Equipment Co., Ltd. has been established for many years and has now developed into an international trading company supplying various hydraulic machinery parts, oil pumps and valves. We are one of the few Chinese companies with multiple products and cha... Quanzhou Yisenneng Hydraulic Electromechanical Equipment Co., Ltd. has been established for many years and has now developed into an international trading company supplying various hydraulic machinery parts, oil pumps and valves. We are one of the few Chinese companies with multiple products and cha...
