Siemens Simatic S7-400 User Manual
Page 107
Power Supply Modules
3-27
S7-400, M7-400 Programmable Controllers Module Specifications
A5E00069467-07
Technical Specifications of the PS 407 20 A
Programming Package
Associated programming
package
As of STEP7 V 2.0
Dimensions, Weight, and Cable Cross-Sections
Dimensions WxHxD (mm)
Weight
Cable cross-section
75x290x217
1.93 kg
3x1.5 mm
2
(litz wire
with wire end ferrule
with wire end ferrule
with insulating collar;
use only flexible
sheath cable)
Cable diameter
3 to 9 mm
Input Rating
Input voltage
•
Rated value
•
Permitted range
120/230 VAC
85 to 132 VAC /
170 to 264 VAC
System frequency
•
Rated value
•
Permitted range
50 / 60 Hz
47 to 63 Hz
Rated input current
•
At 120 VAC
•
At 230 VAC
1.87 A
1 A
Starting current inrush
•
Rated input current 264 V
•
Rated input current 132 V
Peak value 70 A
Half-value width 2 ms
Peak value + 110 A/ –
65 A
Half-value width
1.5 ms
Leakage current
< 3.5 mA
Overvoltage resistance
In accordance with DIN
VDE 0160, curve W2
Output Rating
Output voltages
•
Rated values
5.1 VDC /24 VDC
Output currents
•
Rated values
5 VDC: 20 A
24 VDC: 1.0 A
Max. residual ripple
5 VDC: 50 mV
SS
24 VDC: 200 mV
SS
Max. switching peaks
5 VDC: 150 mV
S
24 VDC: 500 mV
S
Idle conditions
5 VDC: 200 mA base
load required
24 VDC: Idling-proof
(no base load required)
Other Parameters
Protection class in accordance
with IEC 60536
I, with protective
grounding conductor
Overvoltage category
II
Pollution severity
2
Rated voltage U
e
0 < U
e
≤
50 V
150 V < U
e
≤
300 V
Test Voltage
700 VDC
(secondary <–> PE)
2200 VDC
(primary <–> PE)
Buffering of power failures:
•
At 50 Hz
•
At 60 Hz
4.5 ms to 7.5 ms
6.5 ms to 8.5 ms
Power input
162 W
Power loss
35.6 W
Backup current
Max. 100
µ
A at power
off
Backup batteries (optional)
2 x Lithium AA, 3.6 V /
1.9 Ah
Protective separation
to IEC 61131-2
Yes