Bridging time for failure/short-circuits,
IEC 60255-11
≥ 50 ms at V ≥ 110 V
≥ 10 ms at V < 110 V
AC Voltage
Voltage supply via an integrated converter
Nominal auxiliary AC voltage V
Aux
AC 115 V AC 230 V
Permissible voltage ranges AC 92 V to 132 V AC 184 V to 265 V
Overvoltage category, IEC 60255-27 III
Power input (at AC 115 V/230 V) < 15 VA
Bridging time for failure/short-circuit ≥ 10 ms at V = 115 V/230 V
Binary Inputs and Outputs
Binary Inputs
Variant Quantity
7SD80 3, 5, 7 (configurable)
depending on ordering code
Range of rated direct voltage 24 V to 250 V
Current input, energized (independent of the control voltage) approx. 0.4 mA
Pickup time
Response time binary output after trigger signal from binary input
approx. 3 ms
approx. 9 ms
Dropout time
Response time binary output after trigger signal from binary input
approx. 4 ms
approx. 5 ms
Secured switching thresholds (adjustable)
For rated voltages DC 24 V to 125 V V high > DC 19 V
V low < DC 10 V
For rated voltages DC 110 V to 250 V V high > DC 88 V
V low < DC 44 V
For rated voltages DC 220 V and 250 V V high > DC 176 V
V low < DC 88 V
Maximum admissible voltage DC 300 V
Input interference suppression 220 V induced above 220 nF at a
recovery time between two switching
operations ≥ 60 ms
Binary Output
Signal/command relay, alarm relay
Quantity and data depending on the order variant (configurable)
Order variant NO contact Changeover contact
7SD80 5, 8 depending on
ordering code
2 (+ 1 life contact not configurable)
Switching capability MAKE 1000 W / 1000 VA
Switching capability BREAK 40 W or 30 VA at L/R ≤ 40 ms
Switching voltage AC and DC 250 V
Permissible current per contact (continuous) 5 A
Permissible current per contact (close and
hold)
30 A for 1 s (NO contact)
4.1.3
Technical Data
4.1 General Device Data
SIPROTEC 4, 7SD80, Manual 251
E50417-G1100-C474-A2, Edition 02.2018
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