Product Details
Product Description
The GE Multilin 350 Feeder Protection Relay is a versatile and cost-effective solution for industrial and distribution feeder applications. The 350-C-P5-G5-H-S-M-N-P-SN-D-N integrates advanced monitoring, trip counting, ambient temperature supervision, and configurable input/output functions, ensuring reliable feeder protection in demanding environments.
This relay provides precise timing accuracy, cold load pickup blocking, and multiple opto-isolated inputs, making it suitable for modern power systems requiring dependable performance and flexible configuration.
Technical Specifications
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Manufacturer: GE Multilin
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Model Number: 350-C-P5-G5-H-S-M-N-P-SN-D-N
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Product Type: Feeder Protection Relay
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Breaker Trip Counter: Adjustable 1–10,000 trips (increments of 1)
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Cold Load Pickup Blocking: Automatic or manual configuration
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Time Delay Accuracy:
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Block Time: 0–1 cycle adjustable
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Outage ≤ 5 min: ±50 ms
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Outage > 5 min: ±1 s
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Ambient Temperature Monitoring:
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High Pickup: 20°C–80°C (1°C steps)
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Low Pickup: –40°C–20°C (1°C steps)
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Time Delay: 1–60 min (1 min steps)
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Dropout: 90%–98% of pickup temperature
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Accuracy: ±10°C
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Contact Inputs:
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8 opto-isolated inputs
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Thresholds: 17, 33, 84, 166 VDC
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Recognition Time: ½ cycle
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Debounce: 1–64 ms (1 ms steps)
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Continuous Current Draw: 2 mA
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Max Input Voltage: 300 VDC
Key Features
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Adjustable breaker trip counter with high precision
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Configurable cold load pickup blocking
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Ambient temperature monitoring with dropout control
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Eight opto-isolated inputs with selectable thresholds
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High accuracy timing and monitoring functions
Application Scenarios
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Industrial feeder protection and monitoring
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Utility distribution systems requiring advanced relay functions
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Integration into SCADA and energy management platforms
FAQ
Q: What is the purpose of the GE 350 relay?
A: It provides feeder protection, monitoring, and trip counter functions for industrial and utility systems.
Q: How many contact inputs are available?
A: The relay includes eight opto-isolated inputs with selectable thresholds.
Q: Can the relay monitor ambient temperature?
A: Yes, it supports adjustable high/low pickup values and dropout control.
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.