General Device Data; Analog Inputs - Siemens SIPROTEC 7SJ62 Manual

Technical Data

4.1 General Device Data

4.1 General Device Data
4.1.1

Analog Inputs

Current Inputs
Nominal Frequency
Nominal Current
Ground Current, Sensitive
Burden per Phase and Ground Path
- at I = 1 A
Nom
- at I = 5 A
Nom
- for sensitive ground fault detection at 1 A
Current overload capability
- Thermal (rms)
- Dynamic (peak value)
Current overload capability for high-sensitivity input I
- Thermal (rms)
- Dynamic (peak value)
1)
only in models with input for sensitive ground fault detection (see ordering data in Appendix A.1)
Voltage Inputs
Nominal Voltage
Measuring Range
Burden
AC Voltage Input Overload Capacity
– thermal (rms)
466
f 50 Hz or 60 Hz
Nom
I 1 A or 5 A
Nom
≤ linear range 1.6 A
I
Ns
Approx. 0.05 VA
Approx. 0.3 VA
Approx. 0.05 VA
100· I for 1 s
Nom
30· I for 10 s
Nom
4· I continuous
Nom
250· I (half-cycle)
Nom
1)
Ns
300 A for 1 s
100 A for 10 s
15 A continuous
750 A (half-cycle)
100 V to 225 V (adjustable)
0 V to 170 V (7SJ62)
0 V to 200 V (7SJ64)
at 100 V Approx. 0.3 VA
230 V continuous
C53000-G1140-C207-2, Release date 01.2008
(adjustable)
1)
SIPROTEC, 7SJ62/64, Manual