B2F020 Converter
31
Siemens Building Technologies
007831_a_en_--.doc
Fire & Security Products
03.2004
8.4 Connections
B2F020
+
-
E
N
L
Input voltage
(115VAC) 230VAC / 50...60Hz
max. 220VA
Output voltage
29,6V
DC
/ max. 6A
Mains
E3C011
5
6
24V-Last
Opt
Sd
-
- S
+ S
+
Jumpers inserted at the factory (essential)
DANGER
8.5 Application
limits
B2F020 as ”Standard power supply”
As basic emergency power supply.
B2F020 as ”Auxiliary power supply”
In parallel operation with the standard power supply.
e.g. if long duration of emergency operation is required.
Note
–
B2F020 and E3C011 must be installed in the same housing (or in housings
mounted solidly together)
–
The required emergency power supply battery capacity (number of batteries)
must be calculated based on the individual quiescent current (see document no.
007836)
–
Batteries larger than 27Ah per E3C011 are impossible if the recharging of a bat-
tery is to be done according to regulations (to 80% capacity within 24h)
–
See page 20 for interconnection principle