General Device Data
Analog Inputs
Current Inputs
Nominal Frequency f
Nom
50 Hz or 60 Hz (adjustable)
Nominal Current
Ι
Nom
1 A or 5 A
Ground Current, Sensitive
Ι
EE
≤ 1.6 A Linearbereich
1)
Burden per Phase and Ground Path
- at Ι
Nom
= 1 A
- at Ι
Nom
= 5 A
for sensitive ground fault detection at 1 A
Approx. 0.05 VA
Approx. 0.3 VA
Approx. 0.05 VA
Load capacity current path
-Thermal (rms)
-Dynamic (peak value)
500 A for 1 s
150 A for 10 s
20 A continuous
1250 A (half-cycle)
Current overload capability for high-sensitivity input Ι
Ns
1)
-Thermal (rms)
- Dynamic (peak value)
300 A for 1 s
100 A for 10 s
15 A continuous
750 A (half-cycle)
1)
only in models with input for sensitive ground fault detection (see ordering data in Appendix)
Auxiliary Voltage
Direct Voltage
Power supply via integrated converter
Rated auxiliary DC V
Aux
DC 24 V/ 48 V DC 60 V/ 110 V/ 125 V
Permissible Voltage Ranges DC 19 V to 58 V DC 48 V to 150 V
Rated auxiliary voltage DC V
Aux
DC 110 V/ 125 V/ 220 V/ 250 V
Permissible Voltage Ranges DC 88 V bis 300 V
AC Ripple Voltage,
Peak to Peak, IEC 60255-11
15 % of the auxiliary voltage
Power Input Quiescent Energized
7SJ61 Approx. 3 W Approx. 7 W
Bridging time for failure/short-circuit, IEC 60255-
11 (in not energized operation)
≥ 50 ms at V ≥ DC 110 V
≥ 20 ms at V ≥ DC 24 V
Alternating Voltage
Voltage Supply via Integrated Converter
Rated auxiliary voltage AC V
Aux
AC 115 V AC 230 V
Permissible Voltage Ranges AC 92 V to 132 V AC 184 V to 265 V
Power input (at AC 115 V/ 230 V) Quiescent Energized
4.1
4.1.1
4.1.2
Technical Data
4.1 General Device Data
280 SIPROTEC 4, 7SJ61, Manual
C53000-G1140-C210-6, Edition 05.2016
To Next Page
Loading...
