Product Details
Product Description
The GE Multilin SR750 Feeder Management Relay is part of the SR750 Series, designed to provide advanced protection, monitoring, and control for electrical feeders. The SR750-P5-G5-S5-HI-A20-G integrates multiple current input options, analog outputs, and breaker control functions, making it a versatile solution for industrial and utility power systems.
Although discontinued by the manufacturer, this relay remains a critical spare part for legacy installations requiring reliable feeder protection.
Technical Specifications
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Manufacturer: GE Multilin
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Model Number: SR750-P5-G5-S5-HI-A20-G
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Product Type: Feeder Management Relay
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Phase Current Inputs: 5 A CT secondaries
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Zero Sequence Current Inputs: 5 A
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Sensitive Ground Current Input: 5 A
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Control Power: 88–300 VDC, 70–265 VAC (48–62 Hz)
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Analog Outputs: Eight 4–20 mA channels
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Breaker Control: Integrated breaker close functionality
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Weight: 11 lbs (approx. 5 kg)
Key Features
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Comprehensive feeder protection with multiple current input options
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Eight analog outputs for monitoring and control integration
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Breaker control and monitoring functions included
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Designed for industrial and utility feeder applications
Application Scenarios
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Electrical feeder protection in industrial facilities
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Utility distribution systems requiring advanced relay functions
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Legacy system maintenance and spare part replacement
FAQ
Q: What is the main function of the SR750 relay?
A: It provides feeder protection, monitoring, and breaker control.
Q: How many analog outputs are available?
A: The relay includes eight 4–20 mA analog outputs.
Q: Is the SR750 still in production?
A: No, it has been discontinued, but remains available as a spare part.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
Preventing Spurious Trips in Emergency Stop Systems: A Technical Guide
In industrial automation, the Emergency Stop (E-Stop) pushbutton is the ultimate safety line. However, relying on a single Normally-Closed (NC) contact can sometimes lead to unexpected spurious trips. As a control systems engineer, I have seen these nuisance trips halt entire production lines, causing significant downtime. Understanding why these components fail and how to implement robust architecture is essential for any reliable DCS or PLC-based safety system.
Sequencing Induction Motor Control with PLC Logic: Best Practices
In modern industrial automation, controlling a group of induction motors requires precision and safety. Uncontrolled simultaneous startup of multiple large motors often causes significant voltage dips, potentially triggering protective trips. Therefore, implementing a sequential startup and shutdown strategy is essential. This approach minimizes inrush current and ensures the system operates within established power constraints. A robust PLC program serves as the ideal engine for orchestrating these sequences.
Mastering PLC Programming: Best Practices for Robust Industrial Automation
Writing clean PLC code requires discipline, especially regarding memory management. Avoid overusing SET and RESET instructions, as they often complicate debugging. If multiple rungs control the same bit, troubleshooting becomes a nightmare. Instead, focus on energizing a bit in only one location. If your logic requires complex conditions, use branches within a single rung. This approach keeps your code readable, maintainable, and significantly easier to audit during downtime.