Wiring Diagram Examples; Appendix 2 - ABB TPU Series Instructions For Installation, Use And Maintenance Manual

Appendix 2

Wiring diagram examples

Current transformers:
Primary current
P1
1S1 1S2
Low
Ratio
High Ratio
Primary current
P1
S1
Secondary current
P1 C1
S1
Secondary current
Primary current
P1
1S1 1S2
Secondary current
P2
1S3
P2
S2
C2 P2
S2
P2
2S1 2S2
Secondary current
Voltage transformers:
Primary voltage
A
a
Secondary voltage
Primary voltage
A
a
Secondary voltage
da
Secondary voltage
Primary voltage
A
1a1 1a2
High ratio
Low ratio
13
N
n
N
n
dn
N
1n