Energising Quantities; Characteristic Energising Quantities - Siemens 7SG11 Manual

See appropriate case outline and panel drilling drawing, as specified in Diagrams and Parameters document, for
complete dimensional specifications.
Weights
Parameter
Argus 1, E4 case
Argus 1, E6 case
Argus 2, E4 case
Net weight
Argus 2, E8 case
Argus 4, E6 case
Argus 6, E8 case

1.2 Energising Quantities

1.2.1

Characteristic Energising Quantities

Parameter
Nominal frequency
1.2.1.1 AC Current
Nominal Current and Measuring Range
Nominal
Phase and earth
In 1, 5 A
SEF/REF
Note. 1 A and 5 A nominal inputs are user selectable on each model.
Thermal Withstand
Overload Period
continuous
10 minutes
5 minutes
3 minutes
2 minutes
3 seconds
2 seconds
1 second
1 cycle
Burden
Attribute
AC Burden
Impedance
©2013 Siemens Protection Devices Limited
Value
3.3 kg
4.8 kg
3.3 kg
6.6 kg
4.8 kg
6.6 kg
Value
50, 60 Hz
Measuring Range
80 x In
2 x In
Phase and earth
1A
3.0 x In
57.7 A
70.7 A
100 A
177 A
Phase and earth
1A
0.05 VA
0.05
7SG11 Argus Technical Reference
Overload Current
SEF/REF
5A 1A
2.0 x In
3.5 x In
4.0 x In
5.0 x In
6.0 x In
202 A 37.5 A
247 A 46 A
350 A 65 A
618 A 115 A
Value
SEF/REF
5A 1A
0.2 VA 0.2 VA
0.01 0.2
P20007 Page 7 of 71
5A
202 A
247 A
350 A
618 A
5A
0.4 VA
0.02