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GE SR745-W2-P1-G1-HI-A-L-R Solid-State Relay Module
Product Overview：GE SR745-W2-P1-G1-HI-A-L-R
The GE SR745-W2-P1-G1-HI-A-L-R is a high-performance solid-state relay (SSR) module engineered for industrial automation systems requiring reliable, high-speed switching in harsh environments. As part of GE’s SR745 Series, this module delivers precise control over electrical loads in applications ranging from motor drives to process heating systems. Unlike electromechanical relays, the SR745-W2-P1-G1-HI-A-L-R uses solid-state semiconductor technology to eliminate mechanical wear, ensuring long operational life and minimal maintenance. Its dual-channel design supports independent control of two separate circuits, making it ideal for redundant or parallel control architectures in industries such as manufacturing, power generation, and oil & gas.
Key functionalities of the GE SR745-W2-P1-G1-HI-A-L-R include fast switching speeds (≤10 ms), high surge current tolerance (up to 50 A peak), and advanced thermal management. The module supports a wide input voltage range (24–240 V AC/DC), allowing compatibility with diverse control signals, while its isolated output channels (2500 V RMS) protect against voltage spikes and ground loops. Designed for DIN rail mounting, the SR745-W2-P1-G1-HI-A-L-R integrates seamlessly into GE’s iFIX and Proficy automation ecosystems, enabling real-time monitoring and remote diagnostics via SCADA or DCS systems.
In industrial control systems, the SR745-W2-P1-G1-HI-A-L-R serves as a critical interface between low-voltage control signals and high-power loads, ensuring reliable operation in environments with high vibration, humidity, or electromagnetic interference. Its fail-safe design includes built-in LED status indicators for quick fault detection, while the rugged enclosure (IP20 rating) protects against dust and accidental contact. By combining precision control with robust durability, this module enhances system efficiency, reduces downtime, and extends the lifecycle of connected equipment.
Technical Specifications：GE SR745-W2-P1-G1-HI-A-L-R
| Parameter Name | Parameter Value |
|---|---|
| Product Model | SR745-W2-P1-G1-HI-A-L-R |
| Manufacturer | GE |
| Product Type | Solid-State Relay Module |
| Channels | 2 independent channels |
| Input Voltage | 24–240 V AC/DC (universal input) |
| Output Voltage | 24–600 V AC |
| Continuous Output Current | 25 A per channel |
| Peak Surge Current (10 ms) | 50 A |
| Switching Speed | ≤10 ms (on/off) |
| Isolation | 2500 V RMS (input/output) |
| Physical Dimensions | 89 mm (H) × 45 mm (W) × 113 mm (D) |
| Weight | 0.35 kg |
| Mounting | DIN rail (35 mm standard) |
| Operating Temperature | -40°C to +85°C |
| Certifications | CE, UL 508, IEC 60947-4-3 |
GE SR745-W2-P1-G1-HI-A-L-R
Key Features and Advantages：GE SR745-W2-P1-G1-HI-A-L-R
Solid-State Reliability: The SR745-W2-P1-G1-HI-A-L-R eliminates mechanical contacts, reducing wear and tear for a rated lifespan of over 100,000 hours—significantly longer than traditional electromechanical relays. This reliability is critical for 24/7 industrial operations where downtime is costly.
Dual-Channel Flexibility: With two independent channels, the module supports parallel control of motors, valves, or heaters, enabling redundant systems or simultaneous management of multiple loads. Each channel can be configured for voltage or current triggering, enhancing adaptability to diverse applications.
Wide Environmental Tolerance: Built with a rugged polycarbonate enclosure and conformal-coated circuitry, the SR745-W2-P1-G1-HI-A-L-R withstands extreme temperatures (-40°C to +85°C), vibration (up to 5 g), and humidity (5–95% non-condensing), making it suitable for offshore platforms, steel mills, and other harsh environments.
Fast Switching and Low Noise: The module’s semiconductor-based design ensures silent operation and rapid switching, minimizing electrical arcing and electromagnetic interference (EMI). This is ideal for sensitive electronic systems and applications requiring precise timing, such as robotics or CNC machines.
Easy Integration: The DIN rail mounting and pluggable terminal blocks simplify installation, while the module’s compatibility with GE’s automation software allows seamless integration into existing control systems. LED indicators for power and channel status enable quick visual diagnostics, reducing troubleshooting time.
GE SR745-W2-P1-G1-HI-A-L-R
Application Areas：GE SR745-W2-P1-G1-HI-A-L-R
The GE SR745-W2-P1-G1-HI-A-L-R is widely deployed in industries requiring reliable power switching and load control:
- Manufacturing: Controls conveyor belts, robotic arms, and industrial heaters in automotive, food processing, and packaging lines, ensuring precise synchronization with PLC or DCS systems.
- Power Generation: Manages circuit breakers, pumps, and auxiliary equipment in thermal, hydro, and renewable energy plants, supporting seamless integration with grid management systems.
- Oil & Gas: Triggers emergency shutdowns (ESD), controls pipeline valves, and monitors pump status in refineries and offshore platforms, where reliability and safety are non-negotiable.
- HVAC/R: Regulates heating, ventilation, and air conditioning systems in commercial buildings and data centers, optimizing energy efficiency through precise load management.
Specific applications include:
- Motor Starting/Stoping: Safely switches three-phase motors on and off, reducing inrush current and extending motor life.
- Process Heating Control: Modulates power to electric heaters in industrial ovens or chemical reactors, ensuring stable temperature profiles.
- Lighting Systems: Controls high-intensity discharge (HID) lamps in warehouses or outdoor facilities, enabling scheduled switching or motion-activated operation.
Related Products：GE SR745-W2-P1-G1-HI-A-L-R
- SR745-W1-P1-G1-HI-A-L-R: Single-channel variant of the SR745-W2-P1-G1-HI-A-L-R, suitable for simpler control applications requiring fewer channels.
- SR745-W2-P2-G2-LO-B-L-R: Features lower voltage rating (24–240 V AC) and built-in surge suppression, ideal for low-power environments.
- SR745-EXT-DIN: DIN rail extension bracket for mounting multiple SR745 Series modules in compact control panels, optimizing space utilization.
- GE IC693PWR321: Redundant power supply module compatible with the SR745-W2-P1-G1-HI-A-L-R, ensuring uninterrupted operation during power fluctuations.
- IC695CPU310: PLC controller from GE’s VersaMax Series, designed to interface with the SR745-W2-P1-G1-HI-A-L-R for advanced automation logic.
- SR745-FUSE-KIT: Replacement fuse set for overload protection, ensuring compliance with safety standards in high-current applications.
- GE Fanuc IC200ALG326: Analog input module that can be paired with the SR745-W2-P1-G1-HI-A-L-R for feedback-controlled systems, such as temperature or pressure regulation.
GE SR745-W2-P1-G1-HI-A-L-R
Installation and Maintenance：GE SR745-W2-P1-G1-HI-A-L-R
Installation Preparation:
Before installing the GE SR745-W2-P1-G1-HI-A-L-R, ensure the DIN rail is securely mounted and grounded. Verify that the input voltage matches the module’s specifications (24–240 V AC/DC) and use shielded cables for control signals to minimize EMI. Connect the load wires to the output terminals, ensuring proper torque (4–6 N·m) to prevent loose connections. Mount the module in a well-ventilated area, leaving at least 25 mm of space between adjacent components for heat dissipation.
Before installing the GE SR745-W2-P1-G1-HI-A-L-R, ensure the DIN rail is securely mounted and grounded. Verify that the input voltage matches the module’s specifications (24–240 V AC/DC) and use shielded cables for control signals to minimize EMI. Connect the load wires to the output terminals, ensuring proper torque (4–6 N·m) to prevent loose connections. Mount the module in a well-ventilated area, leaving at least 25 mm of space between adjacent components for heat dissipation.
Maintenance Recommendations:
- Routine Inspections: Conduct monthly visual checks for signs of overheating (discolored enclosure), loose terminals, or damaged wiring. Use a non-conductive brush to remove dust from the ventilation slots.
- Thermal Management: Annually verify the module’s temperature using an infrared thermometer, ensuring it remains within the rated range (-40°C to +85°C). Replace any failed heat sinks or fans in the control panel promptly.
- Functionality Testing: Perform quarterly tests of each channel using a multimeter to confirm proper switching and isolation. Document test results, including input/output voltage readings and response times.
- Spare Parts Management: Store spare SR745-W2-P1-G1-HI-A-L-R modules in anti-static packaging at room temperature (20–25°C) with low humidity (<50%). Rotate inventory every two years to maintain operational readiness.
GE SR745-W2-P1-G1-HI-A-L-R
Product Warranty：GE SR745-W2-P1-G1-HI-A-L-R
Our company provides a 12-month quality warranty for the GE SR745-W2-P1-G1-HI-A-L-R, covering hardware defects under normal use. In the event of unexpected failures, we offer expedited replacement services to minimize downtime. For legacy or discontinued models, our global supply chain network specializes in sourcing rare industrial control components, ensuring quick fulfillment of urgent orders. Our technical support team is available 24/7 to assist with installation, troubleshooting, and system optimization, delivering tailored solutions to keep your operations running smoothly.
For sales inquiries, contact us via WhatsApp at +86 18859254943 or email at sales@ygplc.com.
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