Specifications

Cable Specifications
Installation Handbook, Autroprime Interactive Fire Detection System, 116-P-APRIME-INSTALL/DGB Rev. E, 2011-08-16,
Autronica Fire and Security AS
Page 16
8. Cable Specifications
8.1 Overview
The table below gives the wire dimension in square millimeters or
AWG (American Wire Gauge) for various cable lengths. Please refer
to national/local standards for your country. Data may change. Please
check with your local manufacturer.
Maximum
resistance /
capacitance
Wire
Dimensions
(examples)
Maximum
cable
length
Remarks
( / μF)
(mm
2
) (AWG) (m)
Detection Loop
(Loop current)
0,5
μF
Setting :
100mA
(both conductors )
50 
2 x 0,75
2 x 1,0
2 x 1,5
2 x 2,5
18
17
15
13
1000 m
1300 m
2000 m
3300 m
150mA
31 
2 x 0,75
2 x 1,0
2 x 1,5
2 x 2,5
18
17
15
13
600 m
800 m
1200 m
2050 m
200mA
20 
2 x 0,75
2 x 1,0
2 x 1,5
2 x 2,5
18
17
15
13
400 m
500 m
800 m
1300 m
250 mA
13 
2 x 0,75
2 x 1,0
2 x 1,5
2 x 2,5
18
17
15
13
250 m
350 m
500 m
850 m
Inputs,
Monitored
10m
Inputs,
Non-monitored
50m
Output,
Monitored
(Alarm
Sounder
Circuits)
-
-
2 x 1,5
2 x 0,78
15
18
-
-
Determined by cable loss
(0,5A maximum load)
Output, Relay
-
Output, O.C
100m
Battery
-
-
-
2 x 2,5
2 x 1,5
13 5 m
3m
Maximum battery cable length is
5m
Maximum cable resistance is
0.05 ohm
Mains
- 3 x 1,5 15 - -