Siemens 7SA511 사용자 설명서
7SA511 Line Protection Relay
Chapter 8
July 27, 1995
8-1
Maintenance
Table of Contents
8. Maintenance.........................................................................................................................8-3
8.1 Tracing Hardware and Software Faults...........................................................................8-4
8.2 Troubleshooting Tips .....................................................................................................8-4
8.3 Inspecting the Power Supply Fuse ..................................................................................8-4
8.4 Replacing the Backup Battery.........................................................................................8-5
8.5 Erasing Stored Data (8200) ............................................................................................8-6
8.6 What To Do With Defective Relays................................................................................8-7
8.7 Storing Relays That are Taken Out of Service ................................................................8-7
8.2 Troubleshooting Tips .....................................................................................................8-4
8.3 Inspecting the Power Supply Fuse ..................................................................................8-4
8.4 Replacing the Backup Battery.........................................................................................8-5
8.5 Erasing Stored Data (8200) ............................................................................................8-6
8.6 What To Do With Defective Relays................................................................................8-7
8.7 Storing Relays That are Taken Out of Service ................................................................8-7
List of Figures
Figure 8-1. Power Supply Minifuse and Backup Battery on the Basic GEA module.................8-5