Sel SEL-487E-5 Manuals

Sel SEL-487E-5 Manuals

Manuals and User Guides for Sel SEL-487E-5. We have 1 Sel SEL-487E-5 manual available for free PDF download: Manual

Sel SEL-487E-5 Manual

Sel SEL-487E-5 Manual (37 pages)

Transformer Protection Relay

Brand: Sel | Category: Relays | Size: 2.13 MB

Table of Contents

Functional Overview
4
Protection Features
5
Differential Element
5
Out-Of-Step Detection
6
Distance Elements
6
Synchronism Check
7
Current Unbalance Elements
7
Application Examples
7
Distance Protection
10
Additional Features
12
Front Panel Display
12
Bay Control
12
Alarm Points
14
Communications Features
15
Ethernet Card
15
SNTP Time Synchronization
16
Metering and Monitoring
19
Event Summary
21
Through-Fault Event Monitor
22
Models and Options
24
Communications Protocols
25
Specifications
25
Type Tests
28
Reporting Functions
29
Processing Specifications
29
Relay Element Pickup Ranges and Accuracies
29
Metering Accuracy
32
Technical Support
34

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