Solutions

Generator Protection

Generator Protection

Complete SEL Generator Protection Solution

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System Components

SEL-400G Advanced Generator Protection System

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SEL-700G Generator Protection Relay

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SEL-2664S Stator Ground Protection Relay

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SEL-2664 Field Ground Module

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SEL-2600 RTD Module

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SEL-2740S Software-Defined Network Switch

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SEL Real-Time Automation Controller (RTAC)

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SEL-735 Power Quality and Revenue Meter

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SEL-2523 Annunciator Panel

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SEL-2414 Transformer Monitor

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SEL-2505 Remote I/O Module

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Applications

Generator Protection

Autosynchronization

Use the optional, built-in automatic synchronizer function in either the SEL-700G Generator Protection Relay or SEL-400G to automatically synchronize the frequency, voltage, and phase angle of the generator and connect to the power system. This eliminates the need for expensive external synchronizing equipment.

Unit Protection

Metering and Reporting

STATOR/Field Ground Protection

Software-Defined Networking

Dual Differential Zone Protection

Advanced Time Synchronization

Resistance Temperature Detector (RTD)-Based Thermal Protection

Related Content

Application Guides

Technical Papers

Training

Questions? Contact Us!

If you have any questions about SEL products, services, solutions, or support, please contact us. Our service and support professionals are ready to provide the answers you need.

Unbeatable Support

SEL support teams are stationed in regional offices around the world and staffed with application engineers who are experts in our products and in power system applications.

Technical support for SEL-manufactured devices is always free. No matter how often you need to call or how long your SEL products have been in service, you’ll reach an SEL expert who can provide the service and support you need.

Our cybersecurity team is always ready with the information and resources needed to keep your OT networks and critical systems secure and working effectively. Cyber services support contracts can include incident response, audits, system hardening, and more, depending on your anticipated needs.

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