User's Manual

RBS 2308Micro RBS
7 Power System
This section provides information on the power system of the RBS 2308.
The main characteristics of the RBS 2308 power supply are:
Either alternating current (AC) or direct current (DC), 48 V DC, may be
used
AC Mains voltage range 100 127 V AC
External Power and Battery Cabinet (PBC) may be used
7.1 Power Supply
The RBS may be operated on AC or DC power.
AC Mains Supply Voltage
Single-phase AC is used, voltage range 100 127 V AC. Both 50 Hz and 60 Hz
nominal frequencies may be used.
Table 21 Power parameters
Parameter 50 Hz Nominal
Frequency
60 Hz Nominal
Frequency
Nomi
nal voltage
100
127 V AC
100
127 V AC
Operating voltage 90 140 V AC 90 140 V AC
Operating frequency 45 55 Hz 55 65 Hz
Maximum inrush current 50 A for 10 ms (typical
duration)
60 A for 10 ms (typical
duration)
Short circuit current <5kA <5kA
The following fuses are recommended for AC mains power supply.
Table 22 Mains fuses recommendation
Cabinet Orientation Recommended Fuse Rating, AC Supply
Vertical 16 A
Horizontal
(1)
20 A
(1) Horizontal mounting requires forced air flow over the RBSs cooling fins.
24 (30)
EN/LZT 720 0327/3 Uen R1A