Siemens S5-155U System Manual page 127

Safety Specifications
Shock protection
Data for EMC in the installed state
Safe electrical separation
Input
Rated input voltage
Input current I
E
at rated load and U
EN
Peak inrush current I
Emax
2
I t value of inrush current
Efficiency at rated load (with fans)
and U = 24V
E
Max. heat dissipation at rated load
(with fans) at U , U , U
A1 A2 A3
Efficiency at rated load (without fans)
and U = 230/120 V AC
E
Max. heat dissipation (without fans)
Stored energy time during power failure
at rated load and U = 18 V DC
E
Input fuse
External battery supply
Output 1
Rated output voltage U
AN1
Rated output current I
AN1
Basic load
Ripple
Spikes
Static voltage tolerances
- at 95 % load variation
- at 15 % variation of U
E
- at temperature variation / 1K
Dynamic voltage tolerances
at load surge from 50 % to 100 % I
- overshoot
- settling time
1) These power supply units are isolated between the input circuit (24 V DC) and the secondary circuit, which fulfils the
requirements for 230 V AC.
System Manual
C79000-B8576-C199-03
6ES5 955-3NC41
The power supply units comply with safety specifications
VDE 0805 / EN 60950 / IEC 950 / VDE 0160 and VDE 0106
part 101.
only ensured in the installed state.
See technical specifications of the S5-135U/155U CC
1)
is ensured.
24 V DC (18-33 V)
= 24 V 9.5 A
100 A for 100 µs
2
2.7 A s
0.6
90 W
0.65
66 W
>20 ms
20 A /super-fast/32 V, 6.3 x
32 mm
4.5 V
5.1 V DC ± 0.5 %
18 A DC
0.5 A
≤ 1% of U
A1
≤ 4% of U
A1
≤ 0.08% of U
A1
≤ 0.0005% of U
≤ 0.02% of U
A1
AN
≤ 3% of U
A1
≤ 5 ms
Power Supply Units
6ES5 955-3NF41
24 V DC (18-33 V)
20 A
200 A for 1 ms
2
18 A s
0.67
153 W
0.7
129 W
>20 ms
30 A /super-fast/65 V, 6.3 x
32 mm
4.5 V
5.1 V DC ± 0.5 %
40 A DC
1.6 A typical
3.1 A worst case
≤ 1 % of U
A1
≤ 4% of U
A1
≤ 0.08% of U
≤ 0.0005% of U
A1
≤ 0.02% of U
≤ 3% of U
A1
≤ 5 ms
4
A1
A1
A1
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