72
Automatic switch onto fault logic (SOTF)
Chapter 4
Line distance
2.4
Logic diagram
Figure 29:
SOTF function - simplified logic diagram
2.5
Input and output signals
Table 86:
Input signals for the SOTF (SOTF-) function block
Path in local HMI: ServiceReport/Functions/Impedance/ SwitchOntoFlt/FuncOutputs
Table 87:
Output signals for the SOTF (SOTF-) function block
2.6
Setting parameters
Path in local HMI: Settings/Functions/Groupn/Impedance/SwitchOntoFlt
Table 88:
Setting parameters for the automatic switch onto fault logic SOTF (SOTF-)
function
S O T F -B C
S O T F -D L C N D
&
S O T F -N D A C C
t
2 0 0 m s
> 1
&
S O T F -B L O C K
t
1 0 0 0 m s
&
t
1 5 m s
S O T F -T R IP
e n 0 0 0 0 0 4 9 2 .v s d
Signal
Description
BLOCK
Blocks function
NDACC
Connected to function(s) to be released for immediate tripping when
SOTF function is enabled
DLCND
Connected to dead line detection function to provide automatic
enabling of SOTF function
BC
Enabling of SOTF function by circuit breaker close command or nor-
mally closed auxiliary contact of the circuit breaker
Signal
Description
TRIP
Trip output
Parameter
Range
Default
Unit
Description
Operation
Off / On
Off
-
Operating mode for SOTF function
Содержание REL 501-C1 2.5
Страница 1: ...Technical reference manual Line distance protection terminal REL 501 C1 2 5 ...
Страница 2: ......
Страница 26: ...14 Introduction to the technical reference manual Chapter 1 Introduction ...
Страница 42: ...30 Technical data Chapter 2 General ...
Страница 66: ...54 Blocking of signals during test BST Chapter 3 Common functions ...
Страница 142: ...130 Time delayed overvoltage protection TOV Chapter 6 Voltage ...
Страница 162: ...150 Autorecloser AR Chapter 9 Control ...
Страница 163: ...151 About this chapter Chapter 10 Logic Chapter 10 Logic About this chapter This chapter describes the logic functions ...
Страница 174: ...162 Event function EV Chapter 10 Logic ...
Страница 210: ...198 Serial communication Chapter 12 Data communication ...
Страница 226: ...214 Serial communication modules SCM Chapter 13 Hardware modules ...
Страница 227: ...215 Chapter 14 Diagrams Chapter 14 Diagrams This chapter contains the terminal diagrams for the terminal ...
Страница 229: ...217 Terminal diagrams Chapter 14 Diagrams 1 2 Terminal diagram REL 501 C1 Figure 86 REL 501 C1 ...
Страница 230: ...218 Terminal diagrams Chapter 14 Diagrams Figure 87 REL 501 C1 with DC switch ...
Страница 234: ...222 Terminal diagrams Chapter 14 Diagrams ...
Страница 237: ......