simatic s7-300 - megaelektrik.net

SIMATIC S7-400
Power supplies
Power supply PS 405/407
■ Overview
• Power supplies for the SIMATIC S7-400
• For conversion of AC or DC ne twork voltages into the required
5 V and 24 V DC operating voltages
• Output current 4 A, 10 A and 20 A
5
■ Technical specifications
Power supply
• Line supply/voltage failure
buffering
• Line supply/voltage failure
buffering to comply with
the NAMUR recommendation
6ES7 405-0DA01-0AA0 6ES7 405-0KA01-0AA0 6ES7 405-0KR00-0AA0 6ES7 405-0RA01-0AA0
4.5 ms; +/- 0.5 ms 20 ms 20 ms 20 ms
No Yes Yes Yes
Input voltage
- Rated value, 24 V DC Yes Yes Yes Yes
- Rated value, 48 V DC Yes Yes Yes
- Rated value, 60 V DC Yes Yes Yes
- permissible range,
lower limit (DC)
- permissible range,
upper limit (DC)
static 19.2 V
dynamic 18.5 V
static 30 V
dynamic 30.2 V
static 19.2 V
dynamic 18.5 V
Static: 72 V;
dynamic 75.5 V
static 19.2 V
dynamic 18.5 V
static: 72 V
dynamic 75.5 V
Input current
- Rated value at 24 V DC 2 A 4.5 A 4.5 A 7.3 A
- Rated value at 48 V DC 2.1 A 2.1 A 3.45 A
- Rated value at 60 V DC 1.7 A 1.7 A 2.75 A
- Inrush current, max. 27 A;
Half-value width 10 ms
18 A;
Half-value width 20 ms
18 A;
Half-value width 20 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.
- for backplane bus (24 V DC),
max.
4 A; 100 mA base load
required
10 A; 200 mA base load
required
10 A; 200 mA base load
required
static 19.2 V
dynamic 18.5 V
static: 72 V
dynamic 75.5 V
33 A;
Half-value width 1.5 ms
20 A; 200 mA base load
required
0.5 A; idling-proof 1 A; idling-proof 1 A; idling-proof 1 A; idling-proof
- Short-circuit protection Yes Yes Yes Yes
Voltages and currents
• Power consumption, typical 48 W 104 W 104 W 175 W
Current consumption
• Power dissipation, typical 16 W 29 W 29 W 51 W
Back-up battery
- Backup battery (optional) Yes; 1 x lithium AA;
3.6 V/1.9 Ah
Connection system
• Connecting cables/
cross-sections
3 x 1.5 mm 2 , solid
or stranded wire, outer
diameter 3 to 9 mm
Yes; 2 x lithium AA;
3.6 V/1.9 Ah
3 x 1.5 mm 2 , solid
or stranded wire, outer
diameter 3 to 9 mm
Yes; 2 x lithium AA;
3.6 V/1.9 Ah
3 x 1.5 mm 2 , solid
or stranded wire, outer
diameter 3 to 9 mm
Potentials/ electrical isolation
• primary/secondary Yes Yes Yes Yes
Yes; 2 x lithium AA;
3.6 V/1.9 Ah
3 x 1.5 mm 2 , solid
or stranded wire, outer
diameter 3 to 9 mm
5/106 Siemens ST 70 · 2005