ETL600 1KHW001489-EN ABB Switzerland Ltd
6.6.3.1.1. Telephony ........................................................................................6-16
6.6.3.1.2. Teleoperation ...................................................................................6-16
6.6.3.2. Teleprotection Interface G4AI ..........................................................6-19
6.6.3.3. RF Converter P4LT/P4LU ................................................................6-21
6.6.3.3.1. V.11 cable V9OW.............................................................................6-21
6.6.3.3.2. RS-232 / V.24 cable V9OU ..............................................................6-22
6.6.3.3.3. RS-485 / IRIG-B cable V9OV...........................................................6-24
6.6.3.3.4. Alarm relays cable V9OT .................................................................6-25
6.6.3.4. Relay Module R1BC.........................................................................6-26
6.6.3.5. Remote inquiry kit R7AP ..................................................................6-28
7. COMMISSIONING .............................................................................7-1
7.1. Safety instructions...........................................................................7-1
7.2. Checking the line of communication .............................................7-3
7.2.1. Return loss .........................................................................................7-3
7.2.2. Line attenuation..................................................................................7-7
7.3. Commissioning of the PLC equipment..........................................7-9
7.3.1. Preliminary tests and checks .............................................................7-9
7.3.2. Tests according to the commissioning instructions............................7-9
8. OPERATION AND MAINTENANCE .................................................8-1
8.1. Safety instructions...........................................................................8-1
8.2. Operation ..........................................................................................8-5
8.2.1. Normal Operation...............................................................................8-5
8.2.2. Faulty Operation.................................................................................8-5
8.3. Maintenance .....................................................................................8-6
8.3.1. Periodic functional checks..................................................................8-6
8.3.1.1. Check input power supply voltage .....................................................8-6
8.3.1.2. Check alarm status for ETL600 element management networks ......8-6
8.3.1.3. Check alarm events ...........................................................................8-7
8.3.1.4. Check status data ..............................................................................8-7
8.3.1.5. Check frequency response ................................................................8-7
8.3.1.6. Check AF levels .................................................................................8-7
8.3.1.7. Check NSD600 functions ...................................................................8-7
9. TROUBLESHOOTING.......................................................................9-1
9.1. Safety instructions...........................................................................9-1
9.2. Fuses.................................................................................................9-4
9.3. Alarms...............................................................................................9-4
9.3.1. Alarm concept ....................................................................................9-5
9.3.2. Warnings ............................................................................................9-6
Contents November 2005 VII
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