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ENG
Operation Manual RT-500/RT-800/
RT-1000
- Microprocessor control
- Protection against short circuit in connected load to UPS, as well as against overload
- Protection against overvoltage or undervoltage in the mains
- IP-20 ingress protection
- Three-stage switch of charging current
- Self-diagnosis after switching on
- Indication of operation modes on LCD display
- Mode switchover time 8 msec
- Automatic start function
- Low noise level
a
b
c
BAT T ERY
e
d
f
g
h
Fig. 1. LCD display of UPS
Description
a OUTPUT VOLTAGE: output voltage indicator
b INPUT VOLTAGE: input current indicator
c LOADING CAPACITY: device load indicator
d BATTERY: battery charge level indicator
e BACKUP: operation mode from battery.
It lights, when there is no input voltage or its
value goes beyond its rate
f CHECK: error indicator
g UTILITY: mains operation indicator
h OVERLOAD: overload indicator
i LCD display
j Signal: sound signal on/off switch
k : UPS on/off switch
l Audio alarm: on/off switch of all sound signals
m Fuse: resettable automatic temperature fuse (pres to reset)
n Output ~220 V: socket
o Input: built-in power cord
k
j
i
400
300
200
100
0
10
20
30
40
-100
-200
-300
-400
Alarm
Pure sine wave
Fig. 2. RT-500/800/1000 front panel