DBK DN125 Instructions De Montage Et D'utilisation page 20

Installation and assembly
The following instructions about the conductor profile and cable diameter must be
followed for the electrical connection of the duct heater:
Line
Voltage supply
230 VAC
Control voltage
0 - 10 VDC
The included split ferrite must be installed on the connection line according to the
following figure in order to ensure electromagnetic compatibility of the device. The
split clamping ferrite must be fastened with the included cable tie in intervals of max.
30 mm to the cable screw connector on the cable.
Different from the voltage supply, insert a loop into the split ferrite of the

signal cable.
18 | Assembly and Operating Manual | DBK Duct Heater PTC – DN125
Requirement
-
Conductor cross section: 3 x 1.5 mm²
-
Conductor layout: single wire or multi-wire
-
Max. cable diameter: 13 mm
-
Cross section: 2 x AWG 22, multi-wire with
end splice
-
Max. cable diameter: 6 mm
Figure 2: electrical wiring
Rev. a 06/2020