ABB RELION REB500 Engineering Manual page 39

1MRK 511 452-UUS Rev. A
Input scaling: 3-Phase wye (solidly grounded or impedance grounded):
Ungrounded or Petersen coil:
Input scaling: 1-Phase to Phase (independent of network grounding):
Input scaling: 1-Phase to Ground (independent of network grounding):
Voltage transformer connections for U< measurement
ANSI18000583 V1 EN-US
Figure 15:
Distributed busbar protection REB500
Engineering manual
, only one voltage measured
, only one voltage measured
3-phase VT connections
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ANSI18000583=ANSI18000583=1=en-us=Original.vsdx
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