Siemens SIMEAS P 7KG7550, Operating Instructions Manual, Page: 15 / 52

13
1.10
Technical Data
Input signals Only for connection to AC systems
Max. system voltage 600 V (phase-to-phase)
Overload 20%
Frequency of fundamental
component
40 ... 65 Hz
Frequency range f
i
+/- 5 Hz, min. > 30% V
IN
Waveform Sinusoidal or distorted up to the
21st harmonic
AC current inputs
I
I
3 current inputs
Input current I
i
1 A; 5 A
Continuous overload
Surge withstand capability 10 A
100 A for 1s
AC voltage inputs
V
I
3 voltage inputs
Input voltage V
IN
100/110 V; 190 V; 480 V; 600 V (L-L)
Continuous voltage capability
Surge withstand capability 1.5 x V
IN
2.0 x V
IN
Input resistance (L - N)
2.663 M
Ω
Binary inputs (optional, only 7KG7660)
Max. input voltage 300 V DC
Current consumption for high
level 1.8 mA
Threshold voltage low ≤
10 V
Threshold voltage high
≥
19 V
Signal delay max. 3 ms
Analog inputs
(optional, only 7KG7660)
Measuring range 0 to 20 mA DC
Input range 0 to 24 mA DC
Input resistance 50 Ω ± 0.1%
Accuracy 0.5% of the measuring range limit