Transformer Input Module (Trm) - ABB RED670 Product Manual

Line differential protection RED670 ANSI
Customized
Product version: 1.2
Table 5. Designations for 1/1 x 19" casing with 2 TRM slots
1MRK002801-AC-6-670-1.2-PG V1 EN
1MRK002802-AB-10-670-1.2-PG-ANSI V1 EN
Figure 13.

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.
38
6
1MRK505226-BUS D
Module Rear Positions
PSM X11
BIM, BOM, SOM, X31 and X32 etc. to X131
IOM or MIM and X132
SLM X301:A, B, C, D
LDCM, IRIG-B or X302
RS485
LDCM or RS485 X303
OEM X311:A, B, C, D
LDCM, RS485 or X312, X313, X322, X323
GTM
TRM 1 X401
TRM 2 X411
ABB