SIMATIC S7-400
Power supplies
PS 405/407 power supply
6/144
Siemens ST 70 · 2013
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Overview
• Power supplies for SIMATIC S7-400
• For conversion of AC or DC line voltages to the 5 V DC and
24 V DC operating voltages required
• 4 A, 10 A and 20 A output currents
• In addition:
- SIPLUS power supply 6AG1 405-0KA02-2AA0 for temper-
ature range of -25 to +60 °C and use under medium load
(e.g. chlorine/sulfur atmosphere). Technical specifications
similar to 6ES7 405-0KA02-0AA0
- SIPLUS power supply 6AG1 407-0KA02-4AA0 for use under
medium load (e.g. chlorine/sulfur atmosphere). Technical
specifications similar to 6ES7 407-0KA02-0AA0
- SIPLUS power supply 6AG1 407-0KR02-4AA0 for use under
medium load (e.g. chlorine/sulfur atmosphere). Technical
specifications similar to 6ES7 407-0KR02-0AA0
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Technical specifications
6ES7 405-0DA02-0AA0 6ES7 405-0KA02-0AA0 6ES7 405-0KR02-0AA0 6ES7 405-0RA02-0AA0
PS405, 24 VDC, 5 VDC/4 A PS405, 24/48/60 VDC,
5 VDC/10 A
PS405,24/48/60 VDC,
5 VDC/10 A,RED
PS405, 24/48/60 VDC,
5 VDC/20 A
Supply voltage
Rated value, 24 V DC Yes Yes Yes Yes
Rated value, 48 V DC Yes Yes Yes Yes
Rated value, 60 V DC
Yes Yes Yes Yes
permissible range, lower limit (DC) 19.2 V; Dynamic 18.5 V 19.2 V; Dynamic 18.5 V 19.2 V; Dynamic 18.5 V 19.2 V; Dynamic 18.5 V
permissible range, upper limit (DC)
72 V; dynamic 75.5 V 72 V; dynamic 75.5 V 72 V; dynamic 75.5 V 72 V; dynamic 75.5 V
Mains buffering
• Mains/voltage failure stored energy
time
20 ms 20 ms 20 ms 20 ms
• Mains buffering according to
NAMUR recommendation
Yes Yes Yes Yes
Input current
Rated value at 24 V DC 2A 4A 4A 7A
Rated value at 48 V DC
1 000 mA 2A 2A 3.2 A
Rated value at 60 V DC 800 mA 1.6 A 1.6 A 2.5 A
Inrush current, max.
18 A; Full width at half
maximum 20 ms
18 A; Full width at half
maximum 20 ms
18 A; Full width at half
maximum 20 ms
56 A; Full width at half
maximum 1.5 ms
Output voltage
Rated value, 5 V DC Yes Yes Yes Yes
Rated value, 24 V DC Yes Yes Yes Yes
Output current
for backplane bus (5 V DC), max. 4 A; no base load required 10 A; no base load required 10 A; no base load required 20 A; no base load required
for backplane bus (24 V DC), max.
0.5 A; idling-proof 1 A; idling-proof 1 A; idling-proof 1 A; idling-proof
Short-circuit protection Yes Yes Yes Yes
Power
Power consumption, typ. 48 W 95 W 95 W 168 W
Power losses
Power loss, typ. 16 W 20 W 20 W 44 W
Kap_06_eng.book Seite 144 Donnerstag, 2. Mai 2013 4:16 16
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