Information On Insulation Tests, Protection Class And Degree Of Protection; Rated Voltages; Power Requirements Of The Components - Siemens SIMATIC IPC477E PRO Operating Instructions Manual

Technical specifications
9.4 Technical specifications
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
circuits or ground
< 50 V
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
all sides
9.4.4

Rated voltages

The table below shows the rated voltage and the corresponding tolerance range.
Rated voltage
+24 VDC
9.4.5

Power requirements of the components

Maximum power consumption of the auxiliary components
Auxiliary components
USB device
DisplayPort
The total power for USB expansion may not exceed 15 W
1
126
to other
e
Tolerance range
19.2 to 28.8 V (+/–20%)
Maximum permitted power
consumption
+5 V
High current 1 A
1
Test voltage
500 V DC
Degree of protection
IP65 according to IEC 60529
•
Enclosure Type 4X / 12 (indoor use only) ac-
•
cording to UL50
Max. total power
+3.3 V +12 V
- - PRO device: 10 W for all USB
devices
500 mA
Operating Instructions, 08/2017, A5E39912462-AA
SIMATIC IPC477E PRO