Bender EDS460-DG, Руководство по эксплуатации

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Operation
32 TGH1429en/10.2008
6.2 Working in operating mode
6.2.1 Standard display
In operating mode, the EDS460-DG waits for insulation fault location to
begin. The schematic representation shows that no alarm message exist
on all of the 12 channels (
).
6.2.2 Alarm messages and their effects
Possible causes of alarm messages include:
Insulation faults or when the residual current is > 2 A.
A measuring current transformer fault or measuring current trans-
former connection fault.
Device error
The EDS460-DG signals alarm or device error:
LED "ALARM 1" lights up when the residual current is > 2 A or in case of
a CT connection fault.
"ALARM 2" LED lights up when an insulation fault is located.
Assigned common alarm relays switch.
An alarm message is being sent to the BMS bus.
An alarm message is shown on the display. An entry is made in the his-
tory memory.
k 1 2 3 4 5 6 7 8 9 10 11 12