9.2
General Device Data
9.2.1
Analog Inputs and Outputs
Current inputs
9.2.2
Rated Auxiliary Voltage
Rated frequency
Rated current
Thermal overload capability of current path
– continuous
– for 10 s
– for 1 s
Dynamic overload capability (1 half-cycle)
Power consumption
– at I
= 1 A
N
– at I
= 5 A
N
Rated auxiliary voltage U
– Central unit
– Bay unit
Permissible tolerance
of rated auxiliary voltage U
Max. ripple
Power consumption
(dependent on station configuration)
Quiescent
– Central unit
– Bay unit
Energized
– Central unit
– Bay unit
Bridging time during failure /
short circuit of auxiliary voltage
1)
Values in brackets [ ] for Bay unit 7SS525
f
50 Hz or 60 Hz
N
I
1 A or 5 A
N
4 × I
30 × I
100 × I
250 × I
0.1 VA
0.2 VA
aux
DC 48/60, 110/125, 220/250 V
DC 48 to 250 V
± 20%
aux
≤ 15%
70 to 120 W
12 W [10]
75 to 135 W
16 W [14]
≥ 50 ms (at U
7SS52 V4 Manual
C53000-G1176-C182-1
General Device Data
N
N
N
N
1)
1)
≥ 60 V)
aux
303
(settable)