ABB REL650 Technical Manual page 89

1MRK 506 382-UEN A
Line distance protection REL650 2.2 IEC
Technical manual
Activating
signal 1
Activating
signal 2
LED 1
LED 2
Automatic
reset
Manual
reset
IEC01000239 V2 EN-US
Figure 23: Operating sequence 6 (LatchedReset-S), two indications within
same disturbance
Figure 24 shows the timing diagram for a new indication after tRestart time has
elapsed.
Activating
signal 1
Activating
signal 2
LED 1
LED 2
Automatic
reset
Manual
reset
IEC01000240 V2 EN-US
Figure 24: Operating sequence 6 (LatchedReset-S), two different
disturbances
Local Human-Machine-Interface LHMI
Disturbance
tRestart
Disturbance
tRestart
Section 5
IEC01000239_2-en.vsd
Disturbance
tRestart
IEC01000240_2_en.vsd
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