![ABB REF 541 Product Manual Download Page 60](http://html.mh-extra.com/html/abb/ref-541/ref-541_product-manual_5345060.webp)
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
D
I>
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_