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4.3
Connections, Operating and Display Elements
Front
Rear
1 Main switch of the UPS
(mains switch)
2 LC display with:
- Display of operating mode
with pictograms
- Measured value displays [V]
- UPS capacity utilisation display [%]
- UPS remaining op. time display [min.]
- Fault indication
1 Load connections with
overvoltage protection and
UPS backup
2 Mains connection (UPS input)
3 Data interface for modem/ fax/
phone/ network (RJ11 & RJ45)
4 RS232 communication interface
(SUB-D 9-pin socket)
5 USB connection
6 Input miniature circuit breaker (can be
reactivated after tripping)
7 Load connections with direct mains
supply (with overvoltage protection) –
without UPS back-up!
19
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Troubleshooting
