Power Supply Modules

3-33

S7-400, M7-400 Programmable Controllers Module Specifications
A5E00069467-07
Technical Specifications of the PS 405 4 A
Dimensions, Weight, and Cable Cross-Sections
Dimensions WxHxD (mm)
Weight
25x290x217
0.76 kg
g
Cable cross-section
g
3 x 1.5 mm2 (litz wire
with wire end ferrule;
use component
use
componen
t
conductor or flexible
sheath cable)
Cable diameter 3 to 9 mm
Input Rating
Input voltage
•Rated value
•Permitted range
24/48/60 VDC
Static:
19.2 VDC to 72 VDC
Dynamic:
18.5 VDC to 75.5 VDC
Rated input current 2 A/1 A/0.8 A
Overvoltage resistance In accordance with DIN
VDE 0160, curve B2
Output Rating
Output voltages
•Rated values 5.1 VDC /24 VDC
Output currents
•Rated values 5 VDC: 4 A
24 VDC: 0.5 A
Max. residual ripple 5 VDC: 50 mVSS
24 VDC: 200 mVSS
Max. switching peaks 5 VDC: 150 mVS
24 VDC: 500 mVS
Idle conditions 5 VDC: 100 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 Ue
0 < Ue ≤ 50 V
150 V < Ue ≤ 300 V
Test Voltage
700 VDC
(secondary <–> PE)
2200 VDC
(primary <–> PE)
Buffering of power failures: > 20 ms
Complies with the
NAMUR
recommendation NE
21 of August 1998 at a
repeat rate of 1 s
Power consumption (24 VDC) 48 W
Power loss 16 W
Backup current Max. 100 µA at power
off
Backup battery (option) 1 x Lithium AA, 3.6 V /
1.9 Ah
Protective separation
to IEC 61131-2 Yes