Product specifications

Appendix A Hardware Units Power Supply Units - Types SD831, SD832, SD833, and SD834
3BSE036351-510 A 373
Technical Data
Table 116. Technical Data PSU’s SD831, 832, 833 and 834
Parameter
SD831
Converter
SD832
Converter
SD833
Converter
SD834
Converter
Rated output current (A) 3 A 5 A 10 A 20 A
Rated power output 72 W 120 W 240 W 480 W
Rated output voltage d.c. 24 V d.c. 24 V d.c. 24 V d.c. 24 V
Rated input power
a.c. 120/230 V
134/143 VA
82/80 W
240/283 VA
134/133 W
447/514 VA
264/262 W
547/568 VA
519/511 W
Mains/input voltage,
nominal. a.c. 47-63Hz
a.c. 100-240 V
d.c. 110-300 V
a.c. 100-120 V
a.c. 200-240 V
Auto-select
input
a.c. 100-120 V
a.c. 200-240 V
Auto-select
input
a.c. 100-240 V
d.c. 110-300 V
Mains voltage variation
allowed
a.c. 90-264 V
d.c. 88-375 V
a.c. 90-132 V
a.c. 180-264 V
a.c. 90-132 V
a.c. 180-264 V
a.c. 85-276 V
d.c. 88-375 V
Max input voltage <0.5s a.c. 264-300 V a.c. 264-300 V a.c. 264-300 V a.c. 276-300 V
Primary peak current at
power on at a.c.120/230V
<28/<54 A <10 A <10 A <13 A
Power Factor (at rated
output power)
a.c. 120/230V typ
0.61/0.56 0.56/0.47 0.59/0.51 0.95/0.90
Heat dissipation
a.c. 120/230 V
10/8 W 14/13 W 24/22 W 39.6/31.4 W
Efficiency factor
a.c. 120/230 V typ
88/89.8% 89.4/90.2% 91/91.6% 92.4/93.9%
Line/load regulation < 50 mV /<
100 mV
< 70 mV /<
100 mV
< 70 mV /< 100
mV
< 10mV /< 100mV
Ripple (peak to peak) < 50 mV < 50 mV < 50 mV < 100mV
Holdup time at mains
blackout a.c. 120/230 V
typ
29/120 ms 80/78 ms 46/47 ms 32/51 ms