User Manual

PSU 230 VPower Supply Unit
5.1 Power and Signal Interfaces
This section describes the power and signal interfaces, which consist of the
following:
• Power supply
• Power Control Bus (Opto)
Power
The following power connections are located on the PSU:
• Input supply
• Output power
Characteristics of these interfaces are shown in the tables below.
Table 4 Input Data
Nominal input voltage 200 – 250 V AC
Varia
tion input voltage
180 – 2
75 V AC
Frequency 45–65Hz
Current <5Arms(at180VAC)
Inrush current <6 A peak
Internal 6.3 AAC protection
External 10 A (slow); 6 to 16 A is permissable
Table 5 Output Data
Nominal ouput voltage 24 V DC
Present ouput voltage 27.2 ± 0.1 V DC
Voltage Range +22 – +28 V DC
Output power 700 W
Hold-up time >20 ms
Signal
The signal interface consists of an optical fibre link, called the Power Control
Bus (Opto).
8 (10)
EN/LZT 720 0282 Uen R1A