16
1
General information
1.1 Correspondence table
50 W
75 W
24 V
2 A
3 A
The currents (I
n
) shown are at rated output power.
1.2 Environmental specifications
Operating temperature:
-10°C to +40°C
Operating maximum altitude:
2000 m
Storage temperature:
-25°C to +85°C
Operating relative humidity:
from 20% to 95%
Life time:
200 000 h @ 25°C (mains nominal @ 75% load housed)
Pollution degree:
II (according EN 60950)
Overvoltage category:
II (according EN 60950)
Environment class:
1 (according to EN 12101-10)
III (according to VdS 2593)
1.3 Electrical Characteristics
1.3.1
Mains input
-
Single AC voltage: 115 V to 240 V
-
Frequency: 50 Hz to 60 Hz
-
Class I
-
Groundings: TT, TN, IT
-
Double pole breaker C curve rated current between 2 A and 10 A to provide upstream.
24 V
50 W
75 W
Primary current @ 99 V
0.98 A
1.50 A
Primary current @ 195 V
0.52 A
0.78 A
1.3.2
Output
Nominal voltage
24 V
Output current I
n max
2 A
3 A
Floating voltage (U
n
) at half load and
25°C
27.2 V +/-0.5%
Current limitation
– short circuit current
From I
n
to I
n
+15% for an output voltage > 50% U
n
Battery discharge current with no mains
and no load
38,5 mA @ 24 V
HF peak-to-peak ripple (20 MHz-50
)
< 4% U
n
BF rms ripple
< 0.2% U
n
Static and dynamic regulation
characteristics
< 5% U
n
for total added mains and load variations (from 10 to
90%)
Switching time
0 s
