Trip value rec Fault locator
Sequential of
events
Event recorder
Indications
Disturbance
recorder
Disturbance Report
Binary signals
Analog signals
DRPRDRE
FL
ANSI09000336-2-en.vsdx
AxRADR
BxRBDR
ANSI09000336 V2 EN-US
Figure 407: Disturbance report functions and related function blocks
For Disturbance report function there are a number of settings which also influences
the sub-functions.
Three LED indications placed above the LCD screen makes it possible to get quick
status information about the IED.
Green LED:
Steady light In Service
Flashing light Internal failure
Dark No power supply
Yellow LED:
Steady light Triggered on binary signal N with SetLEDx = Start (or Start and
Trip)
Flashing light The IED is in test mode
Table continues on next page
Section 18 1MRK 504 163-UUS A
Monitoring
888 Transformer protection RET670 2.2 ANSI
Application manual
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