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SIPROTEC 7SJ81/7SK81 V4.70, Product Information
E50417-K1150-C462-A2, Edition 02.2012
7SK81 V4.7
Multifunctional
protection
device with
control
6 7
8 9 10 11 12
13 14 15 16
Supple-
mentary
7 S K 8 1
3 –
E
– 3 H
+
4 x current measuring inputs for low-power current transformers
Flush mounting case, screw-type terminals
Standard front panel, with fault recording, average values,
min/max values
Number of voltage inputs for low-power voltage transformers,
number of RTD inputs and number of binary inputs and outputs
Pos. 6
Housing 1/6 19” 4 x I, 3 BI, 5 BO (2 changeover contacts), 1 life status
contact
1
Housing 1/6 19” 4 x I, 7 BI, 8 BO (2 changeover contacts), 1 life status
contact
2
Housing 1/6 19” 4 x I, 3 x U, 3 BI, 5 BO (2 changeover contacts), 1 life
status contact
3
Housing 1/6 19” 4 x I, 3 x U, 7 BI, 8 BO (2 changeover contacts), 1 life
status contact
4
Housing 1/6 19” 4 x I, 3 BI, 5 BO (2 changeover contacts), 5 RTD
inputs, 1 life status contact
5
Housing 1/6 19” 4 x I, 3 x U, 3 BI, 5 BO (2 changeover contacts), 5 RTD
inputs, 1 life status contact
6
Auxiliary voltage
Pos. 8
DC 24 V/DC 48 V
1
DC 60 V/DC 110 V/DC 125 V/DC 220 V/DC 250 V/AC 115 V/AC 230 V 5
Region specific default and language settings
Pos. 10
Region DE, IEC, language German (language changeable)
A
Region World, IEC/ANSI, language English (language changeable)
B