5
Power supply (150 W) SV 24V-150W-A5
Pin assignments
36
Building Technologies
008837_q_en_--
Fire Safety
14.05.2012
5.3
Pin assignments
5.3.1
X1 mains connection
Pin
Designation
Description
1
PE
Ground (protective conductor)
2
N
Neutral conductor
3
N
Neutral conductor
4
L
External conductor (L1)
5
L
External conductor (L1)
Admissible cable cross-section: 0.2…2.5 mm²
When replacing a power supply, note the different pin assignment as against that
in the power supply SV 24V-150W-A4.
5.3.2
X8 output voltage
Pin
Designation
Description
10
+B
I-begr.
Connection for battery, current limited via internal battery
fuse F2 (without parallel switching)
9
+B
I-unbegr.
Connection for battery, not current limited (when switching in
parallel: Fuse in the cable tree)
8
+24 V
Supply 24 V
7
+24 V
Supply 24 V
6
+24 V
Supply 24 V
5
+24 V
Supply 24 V
4
+24 V
Supply 24 V
3
0 V
Supply output 0 V
2
0 V
Supply output 0 V
1
0 V
Supply output 0 V
Admissible cable cross-section: 0.2…2.5 mm²
Batteries may be connected either on terminal 10 or, with external fuse, to
terminal 9.