ETL600 1KHW001489-EN ABB Switzerland Ltd
Contents
1. INTRODUCTION................................................................................1-1
1.1. Using the manual .............................................................................1-1
1.2. Application of the ETL600...............................................................1-1
1.3. Requirements to be met by the operator.......................................1-2
1.4. Requirements to be met by the service personnel.......................1-2
1.5. Guarantee provisions ......................................................................1-2
2. SAFETY INSTRUCTIONS.................................................................2-1
2.1. Safety information............................................................................2-1
2.1.1. In this instruction manual ...................................................................2-1
2.1.2. On the equipment...............................................................................2-1
2.2. Basic principles................................................................................2-2
2.3. General instructions ........................................................................2-2
2.4. Product-specific instructions .........................................................2-2
3. STRUCTURE AND FUNCTION.........................................................3-1
3.1. Introduction ......................................................................................3-1
3.1.1. APLC and DPLC services ..................................................................3-3
3.1.2. Frequency allocation in AF channels .................................................3-7
3.2. System architecture.......................................................................3-11
3.2.1. Digital signal processing ..................................................................3-16
3.2.2. Analog signal processing .................................................................3-16
3.3. Module description ........................................................................3-18
3.3.1. AF interface O4LE............................................................................3-18
3.3.1.1. Frontplate .........................................................................................3-19
3.3.2. Teleprotection interface G4AI ..........................................................3-20
3.3.2.1. Summary..........................................................................................3-20
3.3.2.2. Inputs ...............................................................................................3-20
3.3.2.3. Solid state outputs............................................................................3-21
3.3.2.4. Relay outputs ...................................................................................3-21
3.3.2.5. Frontplate .........................................................................................3-22
3.3.3. RF-Converter P4LT..........................................................................3-23
3.3.3.1. Frontplate P4LT ...............................................................................3-24
3.3.4. RF-Converter P4LU .........................................................................3-25
3.3.4.1. Frontplate P4LU ...............................................................................3-26
3.3.5. Alarm relay module R1BC................................................................3-27
Contents November 2005 I
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