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Installation and wiring
26
SDL3 Converter User's manual V 2.00 Translation of the original documentation
5.4 Connecting to the power grid
Danger!
•
The entire power supply must be disconnected and electrostatic discharge must take place on
the housing or ground connection before removing any covers or components from the device
and installing or removing any accessories, hardware or cables.
•
Remove the power cable from the device and from the power supply.
•
All covers and components, accessories, hardware and cables must be installed or secured
before the device is connected to the power supply and switched on.
5.4.1 Installing the DC power cable
Danger!
The entire power supply to the B&R industrial PC or B&R Automation Panel must be interrupted. Before
connecting the DC power cable, it must be checked whether it has been disconnected from the voltage
source (e.g. power supply).
5.4.1.1 Wiring
The DC power cable must be implemented with a wire cross section of 0.75 mm
2
to 1.5 mm2 and wire end sleeves.
Conductors of the power cable
Terminal connection symbol
+24 VDC
+
GND
0 VDC
-
Caution!
The pinout of the power supply interface must be observed!
5.4.2 Connecting the power supply to a B&R device
Danger!
The entire power supply to the B&R device must be interrupted. Before connecting the power cable, it
must be checked whether it has been disconnected from the voltage source (e.g. power supply).
1. Carry out electrostatic discharge on the housing or at the ground connection.
2. Connect the power supply connector to the B&R device and tighten the mounting screws (max. tightening
torque 0.5 Nm).
Figure 5: Connecting the power supply connector to a B&R device