Siemens siprotec 7SA522 User Manual

Appendix
A-12 7SA522 Manual
C53000-G1176-C119-2
7SA522∗−∗H
Figure 1-7 General diagram 7SA522∗–∗H (panel surface mounting)
For connections of the further interfaces see Figure 1-8.
Power
Earthing at the
supply
side wall
Operator
interface
50
100
I
L1
47
97
I
4
49
99
I
L2
48
98
I
L3
46
96
U
4
45
44
U
L1
95
75
25
BI1
U
L2
73
23
BI3
72
22
BI4
BI5
L+
L–
( )
~
+
-
149
199
BO8
148
BO9
197
BO10
171
121
Fast BO4
170
120
Fast BO5
94
U
L3
74
24
BI2
71
21
BI6
70
20
BI7
69
19
BI8
123
172
122
Fast BO2
173
Fast BO3
Fast BO1
169
119
Fast BO6
168
118
Fast BO7
198
147
BO12
BO11
196
146
BO13
195
145
BO14
194
144
BO15
90
40
BI9
86
36
BI11
85
35
BI12
BI13
89
39
BI10
84
34
BI14
83
33
BI15
82
32
BI16
68
18
BI17
66
16
BI19
65
15
BI20
BI21
67
17
BI18
64
14
BI22
63
13
BI23
62
12
BI24
186
136
BO21
184
134
BO23
187
137
BO20
139
188
138
BO18
189
BO19
BO17
162
112
BO29
160
110
BO31
163
113
BO28
115
164
114
BO26
165
BO27
BO25
185
135
BO22
161
111
BO30
Live status
174
124
contact
32
12
BO24
166
116
32
12
BO16
190
140
32
12
>Reset LED
>Manual Close
>FAIL: Feeder VT
>Dis.Tel.Rec.Ch1
>1poleTrip perm.
1)
1)
in devices with single-
2)
in devices with
(refer also to tables 5-5
and three-pole tripping
three-pole tripping only
and 5-6)
Interference suppression
capacitors at the
Ceramic, 4.7 nF, 250 V
relay contacts,
Relay Alarm/Live contact
Relay PICKUP
Dis. Telep. SEND
Relay TRIP
2)
Relay TRIP L1
1)
Relay TRIP L2
1)
Relay TRIP
2)
Relay TRIP L3
1)
recom.
for CB
Dis. TRIP Z1/Z1B, 1p
Dis. TRIP Z1/Z1B, 3p
Dis. TRIP Z1/Z1B, sf
2)
Dis. TRIP Z1/Z1B, mf
2)
General supervision alarm
Relay TRIP
2)
Relay TRIP L1
1)
Relay TRIP L2
1)
Relay TRIP
2)
Relay TRIP L3
1)
recom.
for ext.
Failure
recom.
for ext.
AR
Breaker
Protection
AR close (if applicable)
32
12

Siemens siprotec 7SA522 Specifications

General

Brand	Siemens
Model	siprotec 7SA522
Category	Protection Device
Language	English