Bosch FPA‑5000 System Information page 40

40 en | Planning
L [m]
3200
a
3000
2800
2600
2400
2200
2000
1800
1600
1400
1200
1000
800
600
20mA
300mA
400
200
0
0 5 10 15
Figure 3.4: Diagram for determining the maximum achievable cable length: LSN classic elements with LSN 1500 A
L =
N =
a =
b =
07.2020 | 12.0 | F.01U.028.089
1,25mA
10mA 7,5mA 5mA
20 25 30 35 40 45 50
cable length in meters
number of LSN classic elements
3000 m limit
maximum possible number of LSN classic elements = 127
4,5mA
4mA
55 60 65 70 75 80 85
System Information
Modular fire panel
1,5mA
3,5mA 3mA
2,5mA
90 95 100 105 110 115 120 125 130
Bosch Sicherheitssysteme GmbH
b = 127
0,4mA
0,7mA
1mA
2mA
N