Power Supply Module Ps 407 20A (6Es7407-0Ra02-0Aa0) - Siemens SIMATIC S7-400 Reference Manual

Power supply modules

3.11 Power supply module PS 407 20A (6ES7407-0RA02-0AA0)

3.11 Power supply module PS 407 20A (6ES7407-0RA02-0AA0)
Function
The power module PS 407 20A is designed for connection to an 85-264 V AC network or an
88-300 V DC network, and supply 5 V/20 A DC and 24 V/1 A DC at the secondary side.
PS 407 20A operator control and monitoring elements
Figure 3-7
Mains connection
An AC power plug is used with PS 407 20A both for connection to an AC network and for
connection to a DC network.
Reverse polarity of L+ and L-
Reverse polarity of L+ and L with a supply voltage of 88 V DC to 300 V DC does not affect the
function of the power supply. The connection must comply with the instructions in the
installation manual .
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PS 407 20A power module operator control and monitoring elements
S7-400 Automation System Module Data
Reference Manual, Ausgabe 11/2016, A5E00850736-08