Data Sheet

CT5.241
CT-Series
3-PHASE, 24V, 5A, 120W
Aug. 2021 / Rev. 2.1 DS-CT5.241-EN All values are typical figures specified at 400Vac, 50Hz input voltage, 24V, 5A output load,
25°C ambient and after a 5 minutes run-in time unless otherwise noted.
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3. AC-I
NPUT
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
A
C input range 323-576Va Continuous operation
576-700Vac For maximal 1s (occasional)
Allowed voltage L o
r 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 24V, 2.5A
Typ. 225Vac At 24V, 5A
External input protection
See recommendations in chapter 2.
AC 400V AC 480V
Input current
Typ. 0.75A 0.68A At 24V, 5A, see Fig. 3-3
Power factor
Typ. 0.45 0.43 At 24V, 5A, see Fig. 3-4
Start
-up delay Typ. 75ms 75ms See Fig. 3-2
Rise time
Typ. 35ms 36ms
At 24V, 5A constant current load, 0mF load
capacitance, see Fig. 3-2
Typ. 64ms 68ms
At 24V, 5A constant current load, 5mF load
capacitance, see Fig. 3-2
Turn
-on overshoot Max. 200mV 200mV 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
185V 576V
Shut-down
260V 700Vac
< 1s
Start-up
delay
Rise
Time
Overshoot
- 5%
Output
Voltage
Input
Voltage
Fig. 3-3 Input current vs. output load at 24V Fig. 3-4 Power factor vs. output load
6A
0 1
3
4
0
0.1
0.2
0.4
0.5
0.6
0.8A
Input Current, typ.
Output Current
2
5
0.3
0.7
480Vac
400Vac
6A
0 1
3
4
0.30
0.35
0.40
0.45
0.50
Power Factor, typ.
Output Current
2
5
480Vac
400Vac