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BETA Switching
Transformers, Bells and Socket Outlets
4
AC3 4 ... 4AC3 6
transformers for permanent loads
10/7
Siemens ET B1 · 10/2008
10
■
Schematics
Please note:
The 12 V outputs must be switched in parallel or in series. Our
example shows the 4AC3 616. In parallel connection, they can
be used for 12 V/16 VA, in series connection for 24 V/16 VA. In
these types of circuits, the PTC resistor ensures full protection of
the transformer.
4
AC3 408
4
AC3 516
4
AC3 524
4
AC3 540
4
AC3 616
4
AC3 624
4
AC3 640
4
AC3 663
4
AC3 616, parallel switching
8
V/8 VA
6
1
2
I2_11297a
7
230
V/50Hz AC
4
V/8VA
4
1
2
I2_11298a
5
6
7
4
V/8VA
8
V/16 VA
230
V/50Hz AC
8
V/24 VA
9
1
3
I2_11299a
10
230
V/50Hz AC
8
V/40 VA
9
1
3
I2_11300a
10
230
V/50Hz AC
4
1
2
I2_11301a
5
6 7
24
V/16 VA
12
V/8VA 12V/8VA
230
V/50Hz AC
6
1
3
I2_11303a
7
9 10
24
V/24 VA
12
V/12VA 12V/12VA
230
V/50Hz AC
6
1
3
I2_11304a
7
9 10
24
V/40 VA
12
V/20VA 12V/20VA
230
V/50Hz AC
4
1
2
I2_11305a
5
6 7
24
V/63 VA
12
V/31,5VA 12V/31,5VA
230
V/50Hz AC
4
1
2
I2_11302a
5
6 7
12
V/16 VA
12
V/8VA 12V/8VA
230
V/50Hz AC
© Siemens AG 2008