ABB REL 501-C1 2.5 Technical Reference Manual page 6

Application .................................................................................... 38
Logic diagram ............................................................................... 38
Function block............................................................................... 39
Input and output signals................................................................ 39
Self supervision with internal event recorder (INT) ............................ 40
Application .................................................................................... 40
Function block............................................................................... 40
Logic diagram ............................................................................... 41
Input and output signals................................................................ 42
Technical data .............................................................................. 43
Configurable logic blocks (CL1) ......................................................... 44
Application .................................................................................... 44
Inverter function block (INV) ......................................................... 44
OR function block (OR)................................................................. 44
AND function block (AND) ............................................................ 45
Timer function block (TM) ............................................................. 46
Setting parameters .................................................................. 46
Timer long function block (TL) ...................................................... 46
Setting parameters .................................................................. 47
Pulse timer function block (TP)..................................................... 47
Setting parameters .................................................................. 48
Extended length pulse function block (TQ)................................... 48
Setting parameters ................................................................. 48
Exclusive OR function block (XO)................................................. 49
Set-reset function block (SR)........................................................ 49
Set-reset with memory function block (SM) .................................. 50
Controllable gate function block (GT) ........................................... 50
Setting parameters .................................................................. 51
Settable timer function block (TS)................................................. 51
Setting parameters .................................................................. 52
Technical data .............................................................................. 52
Blocking of signals during test (BST) ................................................. 53
Application .................................................................................... 53
Function block............................................................................... 53
Input and output signals................................................................ 53
Chapter 4 Line distance ................................................................. 55
Distance protection (ZM).................................................................... 56
Application .................................................................................... 56
Functionality.................................................................................. 58
Function block, zone 1- 3.............................................................. 59
Function block, zone 4.................................................................. 60
Function block, zone 5.................................................................. 61
Logic diagram ............................................................................... 61
Input and output signals, zone 1-3................................................ 63
Input and output signals, zone 4................................................... 64
Input and output signals, zone 5................................................... 65
Setting parameters, general ......................................................... 65
Setting parameters, zone 1-3 ....................................................... 65
Setting parameters, zone 4........................................................... 66
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