Eaton SM65, Руководство пользователя

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Maintenance
Copyright © 2004-2009 Eaton Corporation. All Rights Reserved.
IPN 997-00012-35E December 2009
39
Problem Possible Cause Required Action
Disconnected or faulty cable Check cable connections.
Replace faulty cable.
Ethernet link is not active On the Ethernet connector (XS31)
check:
Left hand LED is continuously lit to
show link is active.
Right hand LED flashes to show
traffic is reaching the SM65.
See diagrams on page 2 for position
of the Ethernet connector.
Ethernet communications
problem.
Incorrect communications
settings See DCTools / PowerManagerII
Setup on page
33 .
Real-time clock time needs to be
set. See Synchronizing the SM65 Real-
Time Clock on page
23 .
Real-time clock is incorrect
Real-time clock battery is dead. See Replacing the Real-time Clock
Battery on page 48 .
Missing or invalid configuration
file Download configuration file into the
SM65. Refer to Replacing an SM65 on
page
40 for details.
Incorrect rectifier voltage,
because installed rectifiers have
different output voltages. Check that all rectifiers are of the
same type and replace as necessary.
SM65 displays Config Error
Number of cells per battery
entered in SM65 configuration
file does not match the rectifier
output voltage. Check the number of cells entered in
the configuration file and the voltage
of the rectifiers.
SM65 displays a DC power
system alarm message. Refer to Alarm Descriptions on page
49 .
SM65 does not recognize
R5848 3-phase rectifiers. Rectifier configuration
parameter
High AC Threshold is
set to 280V (default setting for
1-phase rectifiers).
Use DCTools to set High AC Threshold
to 485V or higher.