R900561282 4WE6G6X/EG24N9K4 Hydraulic electromagnetic directional valve Rexroth
Price:
Negotiable
MOQ:
1
Delivery Time:
2 weeks
Brand:
Rexroth
Product Description
R900561282 4WE6G6X/EG24N9K4 Hydraulic Electromagnetic Directional Valve
Product Identification
| Brand / Model | Rexroth 4WE6G6X/EG24N9K4 |
|---|---|
| Order No. | R900561282 |
| Product Type | Solenoid Operated Directional Valve |
| Coil Voltage | 24 VDC (EG24N9K4) |
| Note | "G" spool variant; 4-port configuration; designed for specific flow/pressure functions |
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Product Overview
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
Application Advantages
- Precision Control: Pressure compensation ensures consistent flow regardless of load variations
- 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:
- Precision machine tools (for consistent feed rates)
- Injection molding machines (for repeatable shot control)
- 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.
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Company
Quanzhou Yisenneng Hydraulic Electromechanical Equipment Co., Ltd.
Location
Nan'an, Fujian Province, China
Contact Person
liyun