7SR18 Installation Guide
Unrestricted ©2018 Siemens Protection Devices Limited Page 19 of 24
5.6 Voltage Transformer Configurations
Relay Voltage
Configuration Setting
Description Connection
Van, Vbn, Vcn 67 & 67N & 67G
47, 59N, 27/59 & 81
Phase – Neutral
Phase – Phase
Calculated
NPS
ZPS
Va, Vb, Vc 67 & 67N & 67G
47,27/59 & 81
Phase – Neutral
Phase – Phase
Calculated
NPS
No ZPS available
Vab, Vbc, 3Vo 67 & 67N & 67G
47, 59N, 27/59 & 81
Phase – Neutral
Calculated
Phase – Phase
Phase Vca
Calculated
NPS
ZPS
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