ABB RET670 Product Manual page 31

ABB
Transformer protection RET670 ANSI
Pre-configured
Product version: 1.2
1MRK002802-AB-10-670-1.2-PG-ANSI V1 EN
Figure 8. 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 4. CT/VT-input designation
AI01 AI02 AI03
9I+3V, 1A 1A 1A 1A
9I+3V, 5A 5A 5A 5A
*) Metering
4
AI04 AI05 AI06 AI07
1A 1A 1A 1A
5A 5A 5A 5A
1MRK 504 118-BUS A
AI08 AI09 AI10
1A 1A 110-220V
5A 5A 110-220V
AI11 AI12
110-220V 110-220V
110-220V 110-220V
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