Bosch FPA-5000 - Closing the connection to remote panel

Modular Fire Panel Planning | en 33
Bosch Sicherheitssysteme GmbH System Information 09.2017 | 11.3 | F.01U.028.089
0
200
400
600
800
1000
1200
1400
1600
1800
2000
2200
2400
2600
2800
3000
3200
0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 115 120 125 130
N
L [m]
0,7mA
1mA
1,5mA
20mA
10mA
7,5mA
5mA
2mA
4mA
4,5mA
2,5mA
3mA
3,5mA
b = 127
1,25mA
0,4mA
300mA
a
Figure3.3: Diagram for determining the maximum achievable cable length: LSN classic elements with LSN 1500 A
L = cable length in meters
N = number of LSN classic elements
a = 3000m limit
b = maximum possible number of LSN classic elements = 127