Technical Data
10-2 7SJ63 Manual
C53000-G1140-C120-1
10.1 General Device Data
10.1.1 Analog Inputs and Outputs
Nominal Frequency f
N
50 Hz or 60 Hz (adjustable)
Current Inputs Nominal Current I
N
1A or 5A
Ground Current, SensitiveI
Ns
≤ 1.6 A
Burden per Phase and Ground Path
–At I
N
= 1 A approx. 0.05 VA
–At I
N
= 5 A approx. 0.3 VA
– Sensitive Ground Fault Detection 1 A approx. 0.05 VA
AC Current Overload Capability
– Thermal (rms) 100 · I
N
< 1s
30 · I
N
< 10 s
4· I
N
continuous
– Dynamic (current pulse) 250 · I
N
for 0.5 cycle
AC Current Overload Capability for Sensitive Ground Fault Detection
– Thermal (rms) 300 A <
1s
100 A <
10 s
15 A continuous
– dynamic (impulse) 750 A for 0.5 cycle
Voltage Inputs Secondary Nominal Voltage 100 V to 125 V AC
Measuring Range 0 V to 170 V AC
Burden at 100 V approx. 0.3 VA
AC Voltage Input Overload Capacity
– Thermal (rms) 230 V continuous
Measuring Trans-
ducer Inputs
Input Current 0 mA DC to 20 mA DC
Input Resistance 10 Ω
Burden 5.8 mW at 24 mA
10.1.2 Power Supply
Direct Voltage Voltage Supply Via Integrated Converter
Permissible AC Ripple Voltage, peak to peak ≤12 % of the power supply voltage
Nominal Power Supply Direct Voltage U
H
DC 24/48 VDC 60/110/125 VDC
Permissible Voltage Ranges 19 to 58 VDC 48 to 150 V DC
Nominal Power Supply Direct Voltage U
H
DC110/125/220/250 VDC
Permissible Voltage Ranges 88 to 300 V DC
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