Siemens SIMATIC IPC477E PRO - Information on insulation tests, protection class and degree of protection; Rated voltages; Power requirements of the components

Technical specifications
9.4 Technical specifications
SIMATIC IPC477E PRO
126 Operating Instructions, 08/2017, A5E39912462-AA
9.4.3
Information on insulation tests, protection class and degree of protection
Test voltages
Insulation resistance is demonstrated in the type test with the following test voltages in
accordance with IEC 61131-2:
Circuits with a nominal voltage of U
e
to other
circuits or ground
Test voltage
< 50 V
500 V DC
Protection class
Protection Class I in accordance with IEC 60536, i.e. PE/ground connection required.
Protection against foreign objects and water
The following degree of protection applies to the PRO device:
Device side
Degree of protection
all sides
• IP65 according to IEC 60529
• Enclosure Type 4X / 12 (indoor use only) ac-
cording to UL50
9.4.4
Rated voltages
The table below shows the rated voltage and the corresponding tolerance range.
Rated voltage
Tolerance range
+24 VDC
19.2 to 28.8 V (+/–20%)
9.4.5
Power requirements of the components
Maximum power consumption of the auxiliary components
Auxiliary components
Maximum permitted power
consumption
Max. total power
+5 V
+3.3 V
+12 V
USB device
1
High current 1 A - - PRO device: 10 W for all USB
devices
DisplayPort
500 mA
1
The total power for USB expansion may not exceed 15 W