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LED
Color / status
Significance
Measures
H52.5
Drives
Green
No error at module bus, regular sta‐
tus
None
Red
Module bus error (/Bb_A)
●
Check module bus wiring
●
Check control voltage supply of the devi‐
ces; see also "F2087 Module group com‐
munication error"
Red/
green
Flashing
Drive system carries out error reac‐
tion (Bb_A)
Bring device at module bus to readiness for op‐
eration; see also diagnostic message "E2810
Drive system not ready for operation"
H53
42V Out
Green
Control voltage for KSM at output
X53 okay
None
Red
The control voltage for KSM at out‐
put X53 is faulty or control voltage
is out of limits
Error is stored until the device is
turned off
Overload at output:
●
Check the control voltage supply
●
Check voltage at X53
●
Reduce load
●
Remove short circuit
H54
DC Bus Out
Off
DC bus (L+, L-) not ready for power
output
None
Green
Intermediate circuit (L+, L-) ready
for power output
None
Red
DC bus voltage (L+; L-) at output
X54 not okay
Check fuses F4, F5 and replace them, if neces‐
sary
Tab. 11-3:
KCU02 LED Displays
Bosch Rexroth AG
DOK-INDRV*-KCU02+KSM02-PR03-EN-P
300/337
Rexroth IndraDrive Mi Drive Systems with KCU02 KSM02, KMS02/03, KMV03, KNK03
Commissioning, operation, diagnostics and maintenance
LSA Control S.L. www.lsa-control.com [email protected] (+34) 960 62 43 01