Ericsson RBS 2106 Reference Manual page 115

Fuses
The +24 V DC cables must be protected with an approved circuit
breaker/fuse.
Table 57
Minimum for Safe
Function
175 A
+24 V DC Cables
The +24 V DC supply is connected to the DC filter by a pair of
95 - 150 mm
6.3.3 -(48 - 60) V DC Power Supply
DC Power Requirements -(48 - 60) V
Table 58
Nominal
Range
Non-destructive range
Inrush current, typical
Fuses
Table 59
Fuse Rating for -60 V DC
32 A
-(48 - 60) V DC Cables
There are four power cables for the cabinet, one pair for each Power
Supply Unit. They are connected to the DCCU main switch with screw
terminals. The cables must be connected via an approved circuit
breaker/fuse for each cable.
The conductor area can be 6 – 10 mm
4.5 – 7 mm.
EN/LZT 720 0008 P2A
2001-11-28
+24 V DC fuses recommendation
Maximum Allowed Fuse Rating
200 A
2
cables, one for + and one for -.
DC power requirements
-(48 - 60) V fuses recommendation
© Ericsson Radio Systems AB
— All Rights Reserved —
Product Data RBS 2206
-48/-60 V DC
-(40.0 - 72.0) V DC
+0 - (-80) V DC
200 A (0.1 - 0.5 ms)
Fuse Rating for -48 V DC
40 A
2
and cable diameter can be
113 (485)