15 Accessories
15.2 Electrical connection
1
2
3
4
5
6
1
Electronic unit
5
Sheeting**
2
Front frame*
6
Sealing frame*
3
Sheeting bonded to seal**
7
Screws and wedge lock washers*
4
Control cabinet
*
Included in the scope of delivery of the
BEM 300/BEM 500
**
Adapter set
1.
Remove the BEM 4U.
2.
Slide the front frame
2
and sheeting with seal
3
from the rear onto the electronic unit
1
.
3.
Position the electronic unit in the control cabinet section.
4.
Slide on the sheeting
5
and sealing frame
6
and fasten using the screws and wedge lock
washers
7
.
15.2 Electrical connection
15.2.1
Different voltage
The electronic unit operates with a power supply of 24 V DC. If a deviating voltage is available in the
system, a suitable power supply unit can be used.
15.2.2
Rack mounting power supply unit EEN 12
Fig. 4: Rack mounting power supply unit EEN 12
Component Parameter
Unit
Value
Input
Input voltage
[V AC]
[Hz]
[V DC]
o
100 – 240 (tolerance: 93 – 265)
o
47 – 63
o
135 – 370
Starting current inrush max.
[V AC]
o
30 (at 230 V AC)
o
15 (at 115 V AC) max. limited by NTC,
in heated state higher
Overvoltage protection at the input
Varistor
Fuse
Internal fuse T4A 250 V, additional external
fuse not required
Current consumption
[A typ.]
o
0.25 (at 230 V AC)
o
0.5 (at 115 V AC)
28
OIE 15en-GB Edition 2020-03
Operating instructions