ABB RELION RET670 Applications Manual page 88

Relion 670 series transformer protection version 2.2 ansi
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Section 4
Analog inputs
A
B
Protected Object
ANSI11000027 V2 EN-US
Figure 17:
Delta DAB connected three-phase CT set
82
C
1
IA-IB
IB-IC
IC-IA
IED
3
1MRK 504 163-UUS A
2
4
SMAI_20
ANSI11000027-2-en.vsd
Transformer protection RET670 2.2 ANSI
Application manual

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