Troubleshooting Chart - ABB CPS6000-Systems-48V DC Power Installation Manual

Troubleshooting Chart

Controller
User
LED
Interface Display
(Note 3)
None No response.
MIN, AC Fail MAJ,
Multiple AC Fail
RED
MAJ, Battery on
Discharge
MAJ, Battery on
RED
Discharge
MIN, Rectifier Fail
RED MAJ, Rectifier Fail
(Note 1)
MAJ, Contactor 1
RED
Open
RED MAJ, Fuse Major
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Rectifier LEDs Distribution
(Note 4)
Module
AC DC Board LED
-R- -R-
-A-
CP:S6000_External Distribution_IG
Possible Problem(s)
Check controller to ensure it is
properly inserted into its slot. If so,
perform the following steps:
Controller failure, all
1.
devices on the
communication bus
reporting loss of
2.
communication with
controller.
3.
Multiple rectifiers not
receiving ac power,
1.
batteries are powering
load.
2.
AC input circuit
breakers have opened.
3.
AC input voltage is out
of range.
Internal rectifier fault.
If commercial ac power is present but
Rectifier output voltage
the system voltage remains low, call
has fallen below the
your local field representative.
battery on discharge
Investigate other alarms that may
threshold set by the
be present such as rectifier related
user.
problems.
All rectifier outputs
Remove controller; if output voltage
have dropped below
does not go to set-point previously set
36V, all rectifiers have
by user, call your local field
entered hiccup mode.
representative.
Defective controller.
One or both of the LVD
contactors is open;
someone may have
Place disconnect switch in ON position.
manually opened
LVD contactor.
One or more of the
output
Reset circuit breakers or replace fuse.
circuit breakers or fuses
Possible Solution(s)
Remove the controller board for 1
minute and then reset.
If problem persists, replace
controller with new controller
board.
If problem still persists, call your
local field representative.
Verify ac power to rectifiers is
available.
Verify rectifier input circuit
breakers are closed.
If problem is not corrected, replace
rectifiers.
Rev. 1.3