ABB ETL600 - Page 12

ABB Switzerland Ltd 1KHW001489-EN ETL600
9.3.3. Grouping of alarms.............................................................................9-6
9.3.4. Affected services................................................................................9-7
9.3.5. Affected hardware ..............................................................................9-8
9.3.6. Alarm source ......................................................................................9-8
9.3.7. Alarm hierarchy ..................................................................................9-8
9.3.7.1. Top-level alarms/warnings .................................................................9-8
9.3.7.2. High-level alarms/warnings ................................................................9-8
9.3.7.3. Low-level alarms/warnings.................................................................9-9
9.3.7.4. Detail alarms/warnings.......................................................................9-9
9.3.8. Alarm outputs .....................................................................................9-9
9.3.8.1. Alarm status display ...........................................................................9-9
9.3.8.2. LEDs ..................................................................................................9-9
9.3.8.2.1. LEDs on P4LT....................................................................................9-9
9.3.8.2.2. Alarm LED on G4AI..........................................................................9-10
9.3.8.2.3. Alarm LED on O4LE.........................................................................9-10
9.3.8.2.4. Alarm LED on RF hybrid and on RF Combiner................................9-10
9.3.8.3. Alarm relays .....................................................................................9-10
9.3.8.3.1. Alarm relays on P4LT.......................................................................9-10
9.3.8.3.2. Alarm relays on R1BC......................................................................9-11
9.3.8.3.3. Alarm relays on G4AI .......................................................................9-11
9.3.8.3.4. Alarm relay on O4LE........................................................................9-11
9.3.9. Alarm polling ....................................................................................9-11
9.3.10. Alarm event recorder........................................................................9-12
9.4. Some basic checks........................................................................9-12
9.4.1. Internal teleprotection equipment.....................................................9-13
9.4.1.1. Loop test ..........................................................................................9-13
9.4.1.2. Local test mode................................................................................9-13
9.4.1.3. Event Recorder and Command Counters ........................................9-13
9.5. Frequently asked questions..........................................................9-13
9.6. List of alarms and corrective actions...........................................9-15
9.6.1. PLC ..................................................................................................9-16
9.6.1.1. PLC hardware alarm ........................................................................9-16
9.6.1.2. PLC link alarms ................................................................................9-18
9.6.1.3. PLC interface alarms........................................................................9-19
9.6.1.4. PLC warnings...................................................................................9-20
9.6.1.5. O4LE detail alarms...........................................................................9-21
9.6.1.6. O4LE detail warnings .......................................................................9-22
9.6.2. Data..................................................................................................9-22
9.6.2.1. Data hardware alarms......................................................................9-22
9.6.2.2. Data link alarms ...............................................................................9-23
9.6.2.3. Data interface alarms .......................................................................9-24
9.6.2.4. Data warnings ..................................................................................9-25
9.6.3. TPE ..................................................................................................9-25
9.6.3.1. TPE hardware alarms ......................................................................9-25
9.6.3.2. TPE link alarms ................................................................................9-26
9.6.3.3. TPE interface alarms........................................................................9-26
9.6.3.4. TPE warnings...................................................................................9-27
9.6.3.5. G4AI detail hardware alarms............................................................9-27
VIII November 2005 Contents