Connecting The 24 V Dc Power Supply - Siemens SIMATIC IPC477D Operating Instructions Manual

3.4.2.4

Connecting the 24 V DC power supply

Please note the following:
Electric shock and risk of fire
Voltages that exceed an extra-low voltage can cause electric shock or fire. Death or serious
bodily injury can result.
• The device may only be connected to a 24 V DC power supply that meets the
• The supplying source must be fused for a power rating < 240 VA; recommended fuse
Note
The 24 VDC power supply must be adapted to the input data of the device (see the technical
specifications in the operating instructions).
Requirement
● The device is installed.
● The protective conductor is connected.
● The connection terminal is wired.
● The corresponding 24 V DC power supply is switched off.
Procedure
SIMATIC IPC477D, IPC477D PRO
Operating Instructions, 07/2015, A5E31347228-AD
WARNING
requirements of a safe extra-low voltage (SELV) according to IEC/EN/DIN
EN/UL 60950-1.
rating ≤ 8 A.
Mounting and connecting the device
3.4 Connecting the device
Switch off the 24 VDC power supply.
Connect the wires of the power sup-
ply.
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