Hardware configuration, 52 = power circuit breaker = isgs internal ct – Siemens ISGS SG8158-00 User Manual
Page 26
Hardware Configuration
20
Siemens Energy & Automation, Inc.
Figure 4.8 Current Transformer Configuration
52
52
1
2
3
52
52
1
2
3
1
2
3
1
2
3
1
2
3
G
N
Three Phase Current with Residual Ground Sensing
Three Phase Current with Direct Neutral Sensing
Three Phase Current with Zero Sequence CT
Three Phase Current with Direct Ground Sensing
52 = Power Circuit Breaker
= ISGS Internal CT
ISGS
3
4
5
6
7
8
1
2
3
ISGS
3
4
5
6
7
8
1
2
3
ISGS
3
4
5
6
7
8
1
2
3
ISGS
3
4
5
6
7
8
N
9
10
N
9
10
N
9
10
N
9
10
4
isv3o_1.bk : isv3ohw.frm Page 20 Wednesday, August 7, 1996 10:51 AM