5100512174-03
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Diagnostic help<br />
Symptoms<br />
No indicators light up on the front<br />
Setting refused by the system<br />
The system does not communicate<br />
Probable causes<br />
Check that voltage is present on the terminals<br />
(C3-C4)<br />
Check setting consistency<br />
(see Table in "Setting the relay" chapter)<br />
Check INTERNAL BUS addressing (see DC150<br />
manual). Check the terminal connections.<br />
Error messages<br />
<strong>5100512174</strong>-<strong>03</strong><br />
Anomalies can be detected by the system automatically. Depending on the case, an<br />
alarm may be tripped. A message appears on the display to indicate the type of<br />
problem detected.<br />
Messages<br />
displayed<br />
"TOR"<br />
"Er0" and "Er1"<br />
"Er2""<br />
"SAT"<br />
Probable causes Consequences Action<br />
A break in the link between a<br />
toroid and the RMH relay has<br />
been detected<br />
A problem has been detected<br />
during a test sequence<br />
A problem has been detected<br />
concerning the connection<br />
between the RMH and the<br />
RM12T<br />
Leakage current greater<br />
than 60 A<br />
Alarm trip<br />
Alarm trip<br />
Alarm trip<br />
None<br />
"Adr" Power-up b no internal bus<br />
connection:<br />
message disappears<br />
after 30 seconds<br />
b internal bus<br />
connection: "Adr"<br />
displayed + number<br />
of the channel to be<br />
addressed<br />
Released for Manufacturing<br />
Printed on 2013/01/09<br />
Check wiring<br />
Contact your<br />
Schneider<br />
branch office<br />
Check the<br />
RM12T wiring<br />
and power<br />
supply.<br />
Addressing<br />
(see DC150<br />
manual)<br />
68/69
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