ENG
23
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
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
a
b
c
e
d
f
g
h
BAT T E RY
Fig. 1. LCD display of UPS
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0
-100
-200
-300
-400
100
10
20
30
40
200
300
400
Fig. 2. RT-500/800/1000 front panel
k
j
i
Alarm
Pure sine wave
