Power supplies
2.
Ref.1912
· 39 ·
DDS
HARDWARE
PS-25B4 module
Technical data
T. H2/4 Technical characteristics.
PS-25B4
Line voltage 3-ph, from 400 (1-10 %) V AC to 460 (1+10 %) V AC
Line frequency 48 ... 62 Hz
Mains power consumption (400 V AC) 36 A
Minimum connection cable section
·1·
10 mm²
Power DC BUS voltage,
VBUS RATED 565/650 V DC
Rated (peak) output current
·2·
45 A (135 A, 1 s)
Rated (peak) output power 25 kW (75 kW, 1 s)
Internal Ballast resistance (power)
·2·
16.5 (500 W)
Energy pulse to be dissipated 6 kW (0.2 s)
Ballast circuit ON/OFF 768/760 V DC
Minimum external Ballast resistance 16.5
Filter capacity 820 µF, 900 V DC
Energy stored in the capacitors 0.5 C·V²
Maximum “SYSTEM OK” contact voltage 125 V AC, 150 V DC
Maximum “SYSTEM OK” contact current 1 A
Width in mm | in 77 | 3.03
Approx. mass in kg | lb
6.0 | 13.2
Power dissipated at maximum load 180 W
·1·
Depending on the rated operating power.
·2·
For high temperatures, refer to derating graphs ·power reduction graph·.
Connection of the auxiliary power supply
Output voltage, maximum current 24 V DC (5 %), 10 A
Line voltage INPUT
From 400 (1-10 %) V AC to 460 (1+10 %) V AC
Line frequency
48 ... 62 Hz
Mains consumption 0.72 A (400 V AC); 0.63 A (460 V AC)
Maximum Inrush current 23.9 A (460 V AC)
DC BUS consumption 0.485 A (565 V DC); 0.44 A (650 V DC)
Maximum voltage at the DC BUS 790 V DC
T. H2/5 Ambient conditions and other characteristics.
PS-25B4
Ambient temperature
·1·
0°C/+45°C (32°F/113°F)
Storage temperature -25°C/+60°C (-13°F/+140°F)
Maximum humidity < 90 % (non condensing at 45°C/113°F)
Maximum installation altitude 2 000 m (6 561 ft) above sea mean level
Operating vibration 1 g
Shipping vibration 1.5 g
Sealing IP 2x
Protections
Over-voltage, heat-sink temperature, hardware error,
Ballast overload.
·1·
For high temperatures, refer to derating graphs ·power reduction graph·.
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