ABB Relion 670 series Product Manual page 28

Line distance protection REL670 ANSI
Pre-configured
Product version: 1.2
1MRK002802-AB-10-670-1.2-PG-ANSI V1 EN
Figure 6. Transformer input module (TRM)
￭ Indicates high polarity. See table
Note that internal polarity can be adjusted by setting of analog input CT neutral direction and/or on SMAI pre-
processing function blocks.
Table 3. CT/VT-input designation
AI01 AI02 AI03
7I+5V, 1A 1A 1A 1A
7I+5V, 5A 5A 5A 5A
*) Metering
28
3
AI04 AI05 AI06 AI07
1A 1A 1A 1A
5A 5A 5A 5A
1MRK 506 317-BUS A
AI08 AI09 AI10
110-220V 110-220V 110-220V
110-220V 110-220V 110-220V
AI11 AI12
110-220V 110-220V
110-220V 110-220V
ABB