Skov DOL 38, Technical User Manual

Page: 12 / 36

DOL 38 Frequency Converter
12 Technical User Guide
4.2.1 Terminals for one-phase supply
Supply one-phase.
L1/L = phase
L2/N = neutral
Mount the supplied cable clip on the ground wire and
mount it under the ground screw.
4.2.2 Terminals for power supply of fan
Connection from motor controller/frequency converter to
fan motor.
U = brown
W = gray
V = black
Mount the ground conductor under the ground screw.
Remember that the shield on the fan cable must have an
electrical connection to the motor controller/frequency
converter.
The shield connection is clamped around the shield on
the fan cable.
4.2.3 Signal terminals
*Ground
Alarm NC
Signal from house controller (factory setting 10-0 V) in case of change, see section
4.4.1
*Ground (connected to ground screw)
Stop = open
Start = GND (Jumper connection between terminal 8 and GND)
Max. 30 V DC / 24 V AC
*Ground
Normal = open
Reverse = GND (Jumper connection between terminal 15 and GND)
* All GND (ground) are electrically connected and have the same potential (0V) and can be used arbitrarily.