Fotek ESR-100DA-H Solid State Relay: High-Power Three-Phase PLC Automation Solution
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Fotek ESR-100DA-H Solid State Relay: High-Power Three-Phase PLC Automation Solution
The Fotek ESR-100DA-H represents the pinnacle of solid state relay technology for industrial automation applications, offering robust three-phase control with exceptional reliability and performance.
The Fotek ESR-100DA-H is a high-power three-phase solid state relay designed specifically for demanding industrial automation environments. This DC-to-AC solid state module provides seamless integration with PLC systems, offering precise switching control for motor control applications, heating systems, and complex industrial processes.
With its 100A rated current capacity and wide input voltage range of 4-32VDC, the ESR-100DA-H offers exceptional flexibility for various control system configurations. The device operates with output voltages ranging from 90-480VAC, making it suitable for both standard and high-voltage industrial applications.
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Product Demonstration Video
Watch the ESR-100DA-H in action, demonstrating its switching capabilities and integration with PLC systems.
Technical Specifications
Parameter
Specification
Description
Model
ESR-100DA-H
Three-phase solid state relay
Rated Current
100A
Continuous load capacity
Input Voltage
4-32VDC
Control signal range
Output Voltage
90-480VAC
Load voltage range
Surge Current
1750A
Peak surge capacity
Response Time
8.3 ms (60Hz)
Switching speed
I²t for Fuse
7200A²S
Fuse coordination parameter
Control Type
Three-phase three-control
Independent phase control
Manufacturer
FOTEK CONTROLS CO., LTD.
Industry-leading manufacturer
Key Features and Benefits
Industrial-Grade Reliability
The ESR-100DA-H is engineered for continuous operation in harsh industrial environments. With its robust construction and high surge current rating of 1750A, this solid state relay provides exceptional protection against voltage spikes and transient conditions.
PLC Integration Excellence
Designed specifically for seamless integration with Programmable Logic Controllers (PLCs), the ESR-100DA-H features a 4-32VDC input range that matches standard PLC output voltages. This compatibility ensures straightforward implementation in existing automation systems.
Three-Phase Control Precision
Unlike conventional relays, the three-phase three-control architecture allows independent control of each phase, providing superior motor control capabilities and balanced load distribution in industrial applications.
Fast Response Time
With an 8.3ms response time at 60Hz, the ESR-100DA-H offers rapid switching capabilities essential for precise timing control in automation processes, reducing cycle times and improving production efficiency.
Applications in Industrial Automation
Motor Control Systems: Three-phase motor starting, stopping, and speed control
Heating Systems: Industrial furnace control, temperature regulation
Power Distribution: Load switching and power management
Proper installation is crucial for optimal performance and safety. The ESR-100DA-H should be mounted on a suitable heat sink to ensure adequate thermal management. Follow these guidelines:
Ensure proper heat sinking with thermal compound for maximum heat dissipation
Use appropriate wire gauges for both control and load connections
Install recommended fuses based on the I²t value of 7200A²S
Maintain proper clearance distances for high-voltage connections
Verify input voltage compatibility with your PLC output specifications
What is the main advantage of using the ESR-100DA-H over mechanical relays?
The ESR-100DA-H offers several advantages including faster switching speeds (8.3ms), no moving parts (increased reliability), silent operation, longer lifespan, and better resistance to vibration and shock in industrial environments.
Can the ESR-100DA-H be directly controlled by a PLC?
Yes, the 4-32VDC input range is specifically designed for direct PLC control. Most industrial PLCs provide output signals within this range, making integration straightforward without additional interface circuits.
What type of fuse should be used with the ESR-100DA-H?
Use fast-acting fuses rated according to the I²t value of 7200A²S. Consult the manufacturer's datasheet for specific fuse recommendations based on your application requirements and local electrical codes.
Is the ESR-100DA-H suitable for three-phase motor control?
Absolutely. The three-phase three-control architecture makes it ideal for motor control applications, providing independent phase control and protection against phase imbalance conditions.
Where can I purchase genuine Fotek ESR-100DA-H relays?
The Fotek ESR-100DA-H is manufactured by FOTEK CONTROLS CO., LTD., a recognized leader in solid state relay technology. The product complies with international standards for industrial control devices and is widely used in automation systems worldwide.
According to industry sources including Components247.com and Alibaba industrial suppliers, the ESR-100DA-H is specified as "ideal for industrial automation, heating systems, and motor control applications" due to its robust design and reliable performance characteristics.
Conclusion
The Fotek ESR-100DA-H solid state relay represents a superior solution for high-power three-phase control in industrial automation environments. With its 100A capacity, fast response time, and excellent PLC compatibility, this device provides reliable performance for demanding applications including motor control, heating systems, and complex industrial processes.
For engineers and system integrators seeking a robust, reliable solid state relay solution, the Fotek ESR-100DA-H offers exceptional value and performance. Its three-phase three-control architecture, combined with industrial-grade construction, makes it an ideal choice for modern automation systems requiring precise, reliable switching capabilities.
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