Ac Analogue Current; Ac Analogue Voltage - Siemens 7SR12 Argus Manual

7SR11 & 7SR12 Performance Specification

AC Analogue Current

1.2.2
Nominal
In 1, 5 A Phase, Earth
1, 5 A SEF
fn 50, 60Hz
Note. 1A and 5A nominal inputs are user selectable on each model.
1.2.2.1 Burden
Attribute
AC Burden
Input Impedance (typical)
1.2.2.2 Thermal Withstand ENATS48-5
Overload Period
Continuous
10 minutes
5 minutes
3 minutes
2 minutes
3 seconds
2 seconds
1 second
1 cycle

AC Analogue Voltage

1.2.3
Attribute Nominal
Vn 40 to 160 Vrms
fn 50, 60Hz
1.2.3.1 Burden
Attribute
AC Burden
1.2.3.2 Thermal Withstand
Attribute
Overvoltage Withstand (Continuous)
©2017 Siemens Protection Devices Limited
Measuring Range
80 xIn
10 xIn
47.5 to 52.5Hz and 57 to 63Hz
Value - Phase, Earth and SEF
1A
≤ 0.1 VA
0.05 Ω
Overload Current
Phase, Earth and SEF
1A
57.7A
70.7A
100A
700A
Operating Range
0 to 200 Vrms
47.5 to 52.5Hz and 57 to 63Hz
Value
- 0.02 VA @ 63.5 V , ≤ 0.06 VA @ 110 Vrms
Value
300 Vrms
5A
≤ 0.3 VA
0.01 Ω
5A
3.0 xIn
3.5 xIn
4.0 xIn
5.0 xIn
6.0 xIn
202A
247A
350A
2500A
Chapter 3 Page 10 of 56