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Siemens 7SJ82 - Binary Inputs; Relay Outputs

Siemens 7SJ82
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Binary Inputs
Rated voltage range DC 24 V to 250 V
The binary inputs of SIPROTEC 5 are bipolar with the exception of the
binary inputs on the IO230, the IO231, and the IO233.
Current consumption, excited Approx. DC 0.6 mA to 1.8 mA (independent of the control voltage)
Power consumption, max. 0.6 VA
Pickup time Approx. 3 ms
Dropout time
46
Capacitive load (supply-line capaci-
tance)
Dropout time
< 5 nF < 4 ms
< 10 nF < 6 ms
< 50 nF < 10 ms
< 220 nF < 35 ms
Control voltage for all modules
with binary inputs except the
IO233
Adapt the binary-input threshold to be set in the device to the control
voltage.
Range 1 for 24 V, 48 V, and 60 V
Control voltage
V
low
≤ DC 10 V
V
high
≥ DC 19 V
Range 2 for 110 V and 125 V
Control voltage
V
low
≤ DC 44 V
V
high
≥ DC 88 V
Range 3 for 220 V and 250 V
Control voltage
V
low
≤ DC 88 V
V
high
≥ DC 176 V
Control voltage for binary inputs of
the IO233 modules
Range V
low
≤ DC 85 V
V
high
≥ DC 105 V
Maximum permitted voltage DC 300 V
The binary inputs contain interference suppression capacitors. In order to ensure EMC immunity, use the
terminals shown in the terminal diagrams/connection diagrams to connect the binary inputs to the common
potential.
Relay Outputs
Standard Relay (Type S)
Switching capacity
On: 1000 W/VA
Off: 30 VA; 40 W ohmic;
30 W/VA at L/R ≤ 40 ms
AC and DC contact voltage 250 V
Permissible current per contact (continuous) 5 A
Permissible current per contact (switching on and
holding)
30 A for 1 s (make contact)
Short-time current across closed contact 250 A for 30 ms
Total permissible current for contacts connected to
common potential
5 A
Switching time OOT (Output Operating Time)
Additional delay of the output medium used
Make time: typical: 8 ms; maximum: 10 ms
Break time: typical: 2 ms; maximum: 5 ms
12.1.3
12.1.4
46
For time-critical applications with low-active signals, consider the specified dropout times. If necessary, provide for active discharge of
the binary input (for example, a resistor in parallel to the binary input or using a change-over contact).
Technical Data
12.1 General Device Data
SIPROTEC 5, Overcurrent Protection, Manual 1411
C53000-G5040-C017-8, Edition 07.2017

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