Error
Correction
Wrong communication between UPS
and PC
●
Cable not connected
●
Wrong cable (without shielding)
UPS does not fit stable on the mounting
rail
●
Use only mounting rails made of steel according to EN
60715 (see
chapter 10.3 "Mounting" on page 20
).
No output voltage at connector X1S2
during UPS operation
●
Check fuse F1
Tab. 13-1: Error causes and error elimination
14 Maintenance
14.1 General Information
Loss of IP degree of protection due to incorrect
maintenance.
NOTICE
The IP degree of protection must be ensured during maintenance!
14.2 Regular Maintenance Tasks
The UPS is maintenance-free. However, a few parts are subject to wear and have
to be replaced after a certain number of operating hours.
●
At least once a year, all plug and terminal connections of the components are
to be checked regarding proper tightness and possible damage.
●
Make sure that cables are not broken or crimped
●
Replace damaged parts immediately.
14.3 VAU 01.1U and VAU 01.1S – Exchanging the Battery
If the battery is replaced by your own skilled staff, observe the following instruc-
tions:
Fire or explosion hazard by use of wrong bat-
tery types!
CAUTION
Replace the battery only by a battery type permitted by Bosch Rexroth.
VAU 01.1
Bosch Rexroth AG
Maintenance
DOK-SUPPL*-VAU*01.1X**-IT02-EN-P
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