Installation and Connection
NOTE!
Through the power contacts of the bimetallic overload relay circulates
direct current during the braking process.
DBW03
braking
module
+UD
External braking
resistor
Thermostat
Control
supply
Contactor
Grid
3.3.4 Control Connections
The control connections (digital inputs/outputs), must be made at the CDB1 control
board terminal strip XC4. Refer to the figure 3.7.
A
22 | DBW03
DC-
BR
Fuses
Figure 3.5: Example of basic application circuit
Figure 3.6: Location of the control board CDB1
DC+
Frequency
inverter
Shield
Detail A
Scale 1:1