Transformer protection RET670 2.0
Product version: 2.0
IEC 61850
ANSI
Scheme communication
ECPSCH
85
ECRWPSCH
85
1)
Only included for 9-2LE products
ABB
Function description
Transmission of analog data
from LDCM
Receive binary status from
remote LDCM
Scheme communication logic
for residual overcurrent
protection
Current reversal and weak-end
infeed logic for residual
overcurrent protection
Transformer
RET670
1
1
1
6/3/3
6/3/3
6/3/3
0-1
1
0-1
1
1MRK 504 141-BEN C
1
1
1
6/3/3
6/3/3
6/3/3
6/3/3
1
1
1
1
1
1
1
21