ABB RET670 - Page 55

Table 7: Designations for 1/1 x 19” casing with 2 TRM slots
IEC08000475 BG V1 EN
Module Rear Positions
PSM X11
BIM, BOM,
SOM, IOM or
MIM
X31 and X32 etc. to X131
and X132
BIM, BOM,
SOM, IOM, MIM
or GSM
X131, X132
SLM X301:A, B, C, D
IRIG-B or LDCM
1,2)
X302
LDCM 2) X303
OEM 4) X311:A, B, C, D
RS485 or LDCM
2) 3)
X312
LDCM 2) X313
LDCM 2) X322
LDCM 2) X323
TRM 1 X401
TRM 2 X411
1) IRIG-B installation, when included in seat P30:2
2) LDCM installation sequence: P31:2, P31:3,
P32:2, P32:3, P30:2 and P30:3
3) RS485 installation, when included in seat
P31:2, P31:3, P32:2 or P32:4
4) OEM X311:A, B (IEC 61850-8-1). OEM
X311:C, D
Note!
2-4 LDCM can be included depending of
availability of IRIG-B respective RS485 modules.
When IRIG-B, RS485 and 4 pc of LDCM are in
use, needs a second ADM.
1MRK 504 088-UEN C Section 5
Installing the IED
49
Installation and commissioning manual