Technical data

Feeder Terminal REF 541, REF 543, REF 545.
1MRS750443-MBG
60
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.
3I > 50/51
DI>
46
I
0
> 50N/51N
MCS
P
E
CBCM
TCS
000
0
I
3I
3U
MF
3I
2f
>
68
R
EXFDR4
CBFP
* /62
REF 54_