Reference Manual

Radio Base Station RBS 2206
20 (24) EN/LZT 720 0225 R3A
Mains Fuses
Table 10 Mains fuses recommendation
Minimum for Safe
Function
Recommended for
Maximum Selectivity
Maximum Allowed
Fuse Rating
4x10 A
(1)
/16 A
4x16 A 4x20 A
1) For 200 – 250 V range only.
External Earth Fault Circuit Breakers
If external earth fault (ground fault) circuit breakers are used, then the
recommended minimum trip value is 100 mA.
7.2 +24 V DC Supply Voltage
Table 11 DC power requirements
Nominal
+24 V DC
Default +27.2 V DC
Range +20.5 – +29.0 V DC
Non-destructive range +0 – +32 V DC
Inrush current Max. 500 A (0.1 – 10 ms)
Fuses
Table 12 +24 V DC fuse recommendation
Minimum for Safe
Function
Recommended for
Maximum Selectivity
Maximum Allowed
Fuse Rating
1x160 A
(1)
1x200 A
1x250 A
(1) May be used when no transmission and/or optional equipment is installed.
7.3 –(48 – 60) V DC Supply Voltage
Table 13 DC supply voltage requirements
Nominal -48/-60 V DC
Range -(40.0 – 72.0) V DC
Non-destructive range +0 – (-80) V DC
Inrush current 200 A (0.1 – 5 ms)