Datasheet

CT5.121
CT-Series
3-PHASE, 12V, 8A, 96W
3. AC-INPUT
The device is suitable to be supplied from TN-, TT- and IT mains networks with AC voltage. Grounding of one phase is
allowed except for UL508 applications.
AC input Nom. AC 380-480V
AC input range Min. 323-576Va Continuous operation
Min. 576-700Vac For maximal 1s (occasional)
Allowed voltage L or N to earth Max. 500Vac Continuous operation, according to IEC 62477-1
Input frequency Nom. 50–60Hz ±6%
Turn-on voltage Typ. 270Vac Load independent, steady-state value, see Fig. 3-1
Shut-down voltage Typ. 185Vac At no load
Typ. 215Vac At 12V, 4A
Typ. 225Vac At 12V, 8A
External input protection See recommendations in chapter 2.
AC 400V AC 480V
Input current Typ. 0.64A 0.56A At 12V, 8A, see Fig. 3-3
Power factor Typ. 0.44 0.42 At 12V, 8A, see Fig. 3-4
Start-up delay Typ. 75ms 75ms See Fig. 3-2
Rise time Typ. 50ms 50ms At 12V, 8A const. current load, 0mF load
capacitance, see Fig. 3-2
Typ. 85ms 85ms At 12V, 8A const. current load, 8mF load
capacitance, see Fig. 3-2
Turn-on overshoot Max. 100mV 100mV See Fig. 3-2
Fig. 3-1 Input voltage range Fig. 3-2 Turn-on behavior, definitions
Turn-on
323V
Rated input
range
V
IN
P
OUT
5/24
185V 576V
Shut-down
700Vac
< 1s
Start-up Rise
delay Time
Overshoot
- 5%
Output
Voltage
Input
Voltage
260V
Fig. 3-3 Input current vs. output load at 12V Fig. 3-4 Power factor vs. output load
8A
01 34
0
0.1
0.2
0.4
0.5
0.6
0.8A
Input Current, typ.
Output Current
2
5
0.3
0.7
6 7
4
0
0
Va
c
4
8
0
V
a
c
8A
01 34
0.30
0.35
0.40
0.45
0.50
Power Factor, typ.
Output Current
2
5
480Vac
400Vac
76
May 2018 / Rev. 2.0 DS-CT5.121-EN All values are typical figures specified at 400Vac, 50Hz input voltage, 12V, 8A output load,
25°C ambient and after a 5 minutes run-in time unless otherwise noted.
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