Documentation

Featured

Instruction Manual

SEL-311L-0, -6 Protection and Automation System

Instruction Manual

SEL-311L-1, -7 Protection and Automation System

Data Sheet

SEL-311L Line Current Differential Protection and Automation System

Flyer

SEL-311L - Protect Lines With Easy-to-Use Current Differential Relays

Literature

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Literature

Flyers

Featured SEL-311L - Protect Lines With Easy-to-Use Current Differential Relays

SEL-9220 Fiber-Optic Adapter for SEL-300 Series Relays

Family of IEEE C37.94 - Improve Safety and Protect Equipment by Upgrading to Fiber-Optic Teleprotection Links

Conformal Coating

Complete IEC 61850 Product Family

Data Sheets

SEL-311L Line Current Differential Protection and Automation System

Guideform Specifications

SEL-311L Line Current Differential Protection and Automation System

SEL-311L Relay Line Current Differential Protection and Automation System

Instruction Manuals

SEL-311L-0, -6 Protection and Automation System

SEL-311L-1, -7 Protection and Automation System

Settings Sheets

SEL-311L-0, -6 App 87L Settings Sheets

SEL-311L-0, -6 App 87L21 Settings Sheets

SEL-311L-0, -6 App 87L21P Settings Sheets

SEL-311L-0, -6 App 87LSP Settings Sheet

SEL-311L-0, -6 Relay Settings Sheet

SEL-311L-1, -7 App 87L Settings Sheets

SEL-311L-1, -7 App 87L21 Settings Sheets

SEL-311L-1, -7 App 87L21P Settings Sheets

SEL-311L-1, -7 App 87LSP Settings Sheets

SEL-311L-1, -7 Relay Settings Sheets

Ordering Information

Certificates

IEC 61850 Conformance and Interoperability Statement - SEL-311L Line Current Differential Relay

IEC 61850 KEMA Conformance Certificate - SEL-311L

Publications

Application Guides

Testing Reclosing Sequence in SEL-300 Series Relays and SEL-700 Series Relays

Use SEL-300 and SEL-400 Series Relays to Set Up POTT and DCB Schemes

Maintaining Switched-Mode Relay Responsiveness in an RSTP Network

Understanding and Effectively Using the SEL Mirrored Bits Protocol

Setting and Testing Frequency Elements With Time Delay in Cycles

Using an SEL-321 and an SEL-311 Series Relay to Set Up POTT and DCB Schemes

Mapping Analog Inputs to a SCADA Protocol for Remote Indication of Fault Location in SEL-311, SEL-321, SEL-421, and SEL-411L Relays

Disabling the SEL-311L 87L Function Through Relay Logic

Revised Setting Guidelines for E32 in SEL Relays

Setting a Two-Terminal SEL-311L Relay Application With Different Nominal Currents

Setting and Testing a Two-Terminal SEL-311L Application With Different CT Ratios

Related Material

SEL-311L Two-Terminal Application Steady-State Testing spreadsheet

Applying SEL-311L Relays on 120- to 240-Kilometer Lines

Related Material

Applying SEL-311L Relays on 120- to 240-Kilometer Lines spreadsheet

Applying the SEL-387L and SEL-311L to Protect a Two-Terminal Line With Different Current Transformer Ratios

Remote Disabling of the 87L Element in the SEL-311L Line Current Differential System

Recommended Ways to Detect Loss-of-Potential (LOP) Conditions in the SEL-321, SEL-421, and SEL-311 Series Relays

Using the SEL-3094 as an EIA-422 Channel Simulator for Bench Testing the SEL-311L

LOG Input Considerations When Implementing a DCUB Scheme Using Mirrored Bits Communications in the SEL-321, SEL-311C, SEL-311L, and SEL-421 Relays

Use SEL-421, SEL-321, and SEL-311 Relays Where Different Systems Are Required for Primary and Backup Line Protection

Implementing Breaker Failure Protection and Transfer Tripping With the SEL-311L Relay

Using the SEL-311 Relay Synch-Check Element With Dissimilar Voltage Magnitudes on the Polarizing and Synchronizing Inputs

Application Notes

Fiber-Optic Amplifiers

Generator Black-Start Restoration Using Synchronized Measurement

Case Studies

Paper Mill Pioneers Power Protection Using Optical Fiber Skywire Supported by Digital Relay Protection

White Papers

Fly Safe and Level: Customer Examples in Implementing Dual Primary Protection Systems

Drawings

PDF

SEL-311L Panel Drawings