Siemens 7PG21 Solkor Rf - Page 27

7PG21 Solkor Rf Applications Guide
Solkor Rf 15kV Pilots
15kV Solkor Rf with Pilot Supervision.
Solkor Rf
15kV
Pilot Supervision
Send End
15kV
Pilot Supervision
Receive End
F2
S2
T2
T1
15kV Isolation
Transformer
F2
S2
T2
T1
15kV Isolation
Transformer
E6
B75
B74
B22
1 1/2V 1 1/2V
E2
AC Supply
Supervision
BOPBOP
E2
E6
Solkor Rf
5kV Pilots
5kV Plain Solkor Rf with Overcurrent Guard.
Solkor Rf
ARGUS1/B69
A
B
C
ARGUS1/B69
E6
E6 E6
A
B
C
E6
15kV Pilots
15kV Solkor Rf with Pilot Supervision and Overcurrent Guard.
15kV
Pilot Supervision
Send End
15kV
Pilot Supervision
Receive End
F2
S2
T2
T1
15kV Isolation
Transformer
F2
S2
T2
T1
15kV Isolation
Transformer
B75
B74
B22
1 1/2V 1 1/2V
E2
AC Supply
Supervision
BOPBOP
E2
A
B
C
E6
Solkor Rf
E6
Solkor Rf
E6
A
B
C
E6
ARGUS1/B69 ARGUS1/B69
©2010 Siemens Protection Devices Limited Chapter 3 Page 7 of 15