ABB REU 610 Operator's Manual page 43

1MRS755971
Voltage Relay
Operator's Manual - ANSI Version
If more than one type of fault occur at the same time, one single numeric code
which targets all the faults is displayed. For instance, the code33 implies two
faults: the battery is low and the DNP 3.0 module is faulty. The fault code is
composed of the weighting factors assigned to each fault type as follows: 1 +
32; see Table 4.3.2.3.-2
WARNING
FAULT CODE:
Fig. 4.3.2.3.-3 Warning with numeric code
Table 4.3.2.3.-2 Warning codes
Fault
Battery low
a)
Trip-circuit supervision
Power supply module
temperature high
Communication module
faulty or missing
33
Weight Description
value
1 Battery voltage level low
Battery should be replaced
*
If the relay is used without battery, this
*
warning can be disabled by setting non-
volatile memory settings to 0
In case only this warning is active, it is
*
displayed in text format (BATTERY LOW)
2 Error in trip circuit
Check the trip circuit for broken conductors
*
and correct
Warning is not displayed if trip-circuit
*
supervision (TCS) has been disabled
4 Temperature inside relay is too high
Check that ambient temperature is within
*
service temperature range
8 Communication module faulty or not installed
Check that plug-in unit is properly attached
*
to relay case
Check that communication module is
*
installed
Warning is not displayed if rear
*
communication module has been disabled
In case only this warning is active, it is
*
displayed in text format (Comm.card faulty)
REU 610
A040280
43