3B SCIENTIFIC PHYSICS SEG Bedienungsanleitung Seite 6

The SEK power supply unit is an AC/DC power
pack for student experiments, in particular for SEK
experiments on electricity
1008532.
The AC/DC output voltage can be adjusted in
steps of 1.5 V, 3.0 V, 4.5 V and 6.0 V. The
maximum output power is 4 VA. AC and DC
Fig. 1 Operating elements
1 Input jack C8, mains voltage
2 Fuse holder
3 Power switch
4 Voltage selector
5 AC voltage output
6 DC voltage output
2. Description
circuits can be used together but then only up to a
total power of 4 W.
and magnetism
The DC voltage is stabilized and regulated.
The SEK power supply unit 1021687 is designed
for a mains voltage of 115 V (±10 %), 1021686 for
230 V (±10 %).
3. Operating elements
3