Specifications

/
50
DIAL INVERTER
[300-3000VA]
APPLICATIONS
•telephone exchanges
•ventilation systems
•telecommunications
•automation
•control circuits for industrial systems
CHARACTERISTICS
•Input 24, 48 or 110Vdc
•high quality voltage: output 230Vac
sinewave
•massima protezione del carico tramite l’Isolamento
isolation and input and output anti-disturbance filters
•simple maintenance using manual
bypass switch
•protection against short-circuit and
overload in output
•limiting of inrush current at start-up
COMMUNICATION
•zero-potential contact interface for
remote signaling
Typical layout DiAL 24 - DiAL 48
+
LINE
PRESENT
BATTERY
WORKING
BATTERY
LOW
OVERLOAD
BY-PASS
FUSE
ON/0FF
BATTERY
START
0 = UPS
1 = BY - PASS
I
O
I
O
;
;
;
;
;
;
;
;
;
ON-OFF
Start from battery
Battery isolator
Bypass switch (option)
Output connector (or input for manual bypass)
Output connector
Signal connector
Input dc voltage
Ground outlet
Leds:- Stand by
- inverter on
- batteries almost discharged
- overload
- battery charge
- bypass on
1
2
3
4
5
6
7
8
9
9
;
;
;
;
;
;
;
;
;
;
ON-OFF
Start from battery
Bypass switch
Bypass fuse
Outlets
Inlet
Signal connector
Input dc voltage
Ground outlet
Battery fuse
1
2
3
4
5
6
7
8
9
10
Typical layout DiAL 110
L N
+
ON/OFF
BATTERY
START
HT 3000 R
LINE PRESENT
BATTERY WORKING
BATTERY LOW
OVERLOAD
BY PASS ON
L O A D
A U T O N O M Y
NO
ALARM
I
O
BATTERY
SWITCH
MAINS
SWITCH
I = BY-PASS
II = UPS
II
I
DIAL 24 - DIAL 48
DIAL 24 - DIAL 48
DIAL 110
DIAL 110
The DIAL INVERTER is available for various power ratings,
from 300VA up to 3000VA, dc voltage input at 24/48 or
110Vdc and ac single-phase output (230V). DIAL INVERTER
can be installed in 19” rack-mount cabinets for
integration in any computer, telephone (exchanges) or
industrial (process control) applications