L1
Fuses
L1
Figure 5.3 Commander SE Size 5 power terminal connections
5.1.1
Thermal protection for an optional braking resistor
Figure 5.3 shows a typical circuit arrangement for braking resistor protection.
This thermal protection must disconnect the AC supply from the drive if the
resistor becomes overloaded. (Do not use overload opening contact in line with
WARNING
braking resistor).
For further information on braking and braking resistor sizing, refer to the Commander
SE Advanced User Guide.
5.2
Control terminal connections
The terminal connections are shown in Figure 5.4. As default - in positive logic.
Maximum control terminal screw torque: 0.6 Nm (5.5 lb in)
Commander SE User Guide
Issue Number 9
L2
L3
Optional RFI
filter
Optional
line reactor
L2
L3
Mains
Supply
Motor
Supply
Ground
Ground
Figure 5.4 Control terminal connections
www.controltechniques.com
+
U
V
W
Stop
Start/
Motor
Reset
Optional
Motor
Ground
_
Optional
Braking
Resistor
Thermal
protection
device
41