ABB REF 541 Product Manual page 60

60
Feeder Terminal
MF
Fig. 13 An REF 54_ feeder terminal used for the protection, control, measurement and supervision func-
tions of a utility/light industrial cable feeder (main single line diagram presentation). The earthing of
the supplying network can be of low or high impedance type.
REF 541, REF 543, REF 545.
3I > 50/51
I > 50N/51N
0
3I >
68
2f
DI>
46
CBFP * /62
REF 54_
1MRS750443-MBG
000
MCS
TCS
CBCM 0
I
R
P 3I
3U
E
EXFDR4