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Fault tracing
113
Fault tracing
What this chapter contains
This chapter instructs in interpreting the LED indications of the ACS800-07.
Note:
Information on warnings and faults reported by the application program (and
displayed on the CDP-312R drive control panel on the cabinet door) are contained
within the
Firmware Manual
delivered with the drive.
Supply unit status, fault and warning LEDs
LED
Cause
What to do
LEDs on the DSSB board
FAN FAILURE
Cooling fan failure.
Change fan.
SUPPLY MISSING
LED blinks and Phase L_._ Missing
LED on module cover blinks: Main
circuit AC fuse has blown, fuse on
DSAB-01C board has blown, or input
power terminal is loose.
Change main circuit AC fuse. Change fuse on DSAB
board or DSAB board. Check and tighten input
power terminals.
LED blinks but no Phase L_._ Missing
LED on module cover blinks: Auxiliary
circuit AC fuse of Diode Supply Unit
has blown, main circuit AC fuse of
branches L1.1, L2.1 or L3.1 of the first
DSU module has blown, or input power
terminal is loose.
Change blown auxiliary circuit AC fuse. Change
blown main circuit AC fuse. Check and tighten input
power terminals.
LED on: DSU overload or faulty DSSB
control board.
Check load. Are all parallel-connected supply
modules in place? Decrease load or replace missing
module. Change faulty DSSB board.
,0
m
m
, 0 0 m m
, 0 0 m m
, 0 0 m m
, 0 0 m m
,1
3
m
m
, 0 m m
, 0 m m
, 0 0 m m
, 0 0 m m
,0
m
m
,0
m
m
,0
m
m
,0
m
m
C o d e : x x x x x x x x
,0
0
m
m
D C F u s e F a i l u r e
O v e r T e m p W a r n i n g
F a n F a i l u r e
O v e r T e m p F a i l u r e
P h a s e L 1 . 1 M i s s i n g
P h a s e L 2 . 1 M i s s i n g
C o d e : 6 4 6 9 4 8 8 3
P o w e r
P h a s e L 3 . 1 M i s s i n g
P h a s e L 1 . 2 M i s s i n g
P h a s e L 2 . 2 M i s s i n g
P h a s e L 3 . 2 M i s s i n g
F a n F u l l S p e e d
LEDs on DSSB board
(inside control and I/O cubicle)
LEDs on supply module front
Phone: 800.894.0412 - Fax: 888.723.4773 - Web: www.clrwtr.com - Email: [email protected]
Summary of Contents for ACS800-07-0610-3
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