Siemens siprotec 7SJ63 - Page 188

Functions
6-24 7SJ63 Manual
C53000-G1140-C120-1
Figure 6-13 Logic Diagram of 51 and 51N Relay Elements
 0$18$/&/26(
21
2))
“1“
 )&711
or
LQVW
,QDFWLYH
“1“
Manual Close
&
51 Aφ PU
&
 7'
or
or
or
$
%
&
>BLOCK 51N
>BLK 50N/51N
50N/51N BLK
or
On/Off
51 TRIP
51 picked up
50N/51N OFF
or
LQVW
51 TimeOut
or
79 51 N Block
51N BLOCKED
 0$18$&/26(02'(
1LQVW
,QDFWLYH
“1“
1LQVW
Manual Close
&
1LQVW
51N PU
&
 17,0(',$/
or
or
51N TRIP
51N picked up
51N TimeOut
21
2))
“1“
 )&7
Ext. 51 Block
Ext. φ Block
50/51 PH BLK
or
Phase Measurement
50/51 PH OFF
or
79 51 Block
51 BLOCKED
51 InRush PU
51N InRush PU
F# 1820
F# 7553
F# 1825
F# 1824
F# 1855
F# 1752
F# 1751
F# 1723
F# 1704
F# 7554
F# 1837
F# 1839
F# 1838
F# 1856
F# 1757
F# 1756
F# 1726
F# 1714
LQVW
&
&
&
Inrush Recognition (see Figure 6-31)
&
&
&
Inrush Recognition (see Figure 6-31)
On/Off
Ground Measurement
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