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VAU 01.1
Error
Wrong communication between UPS
and PC
UPS does not fit stable on the mounting
rail
No output voltage at connector X1S2
during UPS operation
Tab. 13-1: Error causes and error elimination
14 Maintenance
14.1 General Information
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:
CAUTION
Replace the battery only by a battery type permitted by Bosch Rexroth.
DOK-SUPPL*-VAU*01.1X**-IT02-EN-P
Correction
Cable not connected
●
Wrong cable (without shielding)
●
Use only mounting rails made of steel according to EN
●
60715 (see
chapter 10.3 "Mounting" on page
Check fuse F1
●
Loss of IP degree of protection due to incorrect
maintenance.
Fire or explosion hazard by use of wrong bat-
tery types!
Bosch Rexroth AG
Maintenance
20).
39/53
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