![background image](http://html1.mh-extra.com/html/eaton/sc100/sc100_operation-handbook_3768641064.webp)
SC100 Handbook
58
Copyright © 2008-2011 Eaton Corporation. All Rights Reserved.
IPN 997-00012-63C August 2011
Problem
Possible Cause
Required Action
LVD Status LED(s) flashing. The contactor is in the wrong
state (SC100 internal state does
not match signal from contactor
auxiliary switch).
Check the electrical and mechanical
operation of the contactor and auxiliary
switch.
Check all wiring and connectors. See
Connections on page
LVD Type
setting is incorrect.
Check
LVD Type
setting.
LVD contactor(s) not
operating.
LVD settings incorrect.
Use
DCTools to c
heck LVD is enabled and
set to correct values. Check that the LVD
manual control is set to AUTO. See
details on page
LVD contactor is disconnected. Check that the LVD control and dc power
cables are connected. See details on page
System has no dc output
(rectifiers are on).
Load fuse or circuit breaker
open.
Check for open fuse or circuit breaker.
LVD contactor has disconnected
the load.
Use
DCTools to c
heck LVD is enabled and
set to correct values. (LVD status LED on
the I/O board is on when contactor is
energized.)
Check that the I/O board is connected
(Power LED is on).
Check that the LVD control and power
cables connections on page
Check the connections from the load bus
to the LVD.
System has no battery input Battery circuit breaker or fuse
open.
Check for open battery circuit breaker or
fuse.
LVD has disconnected the
battery because ac supply is off
and the battery is fully
discharged.
None. The battery will be automatically
reconnected when the ac supply is
restored.
LVD contactor is open.
Use
DCTools to c
heck LVD is enabled and
set to correct values. (LVD status LED on
the I/O board is on when contactor is
energized.)
Check that the I/O board is connected
(Power LED is on).
Check that the LVD control and power
cables are connected. See Connections on
page
Check the connections from the battery
bus to the LVD.
Содержание SC100
Страница 18: ...SC100 Handbook 12 Copyright 2008 2011 Eaton Corporation All Rights Reserved IPN 997 00012 63C August 2011...
Страница 51: ...System Operation Copyright 2008 2011 Eaton Corporation All Rights Reserved IPN 997 00012 63C August 2011 45...
Страница 52: ......
Страница 66: ...SC100 Handbook 60 Copyright 2008 2011 Eaton Corporation All Rights Reserved IPN 997 00012 63C August 2011...
Страница 72: ...SC100 Handbook 66 Copyright 2008 2011 Eaton Corporation All Rights Reserved IPN 997 00012 63C August 2011...
Страница 78: ...SC100 Handbook 72 Copyright 2008 2011 Eaton Corporation All Rights Reserved IPN 997 00012 63C August 2011...
Страница 82: ...SC100 Handbook 76 Copyright 2008 2011 Eaton Corporation All Rights Reserved IPN 997 00012 63C August 2011...