6ES5 955-3NC41
6ES5 955-3NF41
Safety Specifications
The power supply units comply with safety specifications
VDE 0805 / EN 60950 / IEC 950 / VDE 0160 and VDE 0106
part 101.
Shock protection
only ensured in the installed state.
Data for EMC in the installed state
See technical specifications of the S5-135U/155U CC
Safe electrical separation
is ensured.
1)
Input
Rated input voltage
24 V DC (18-33 V)
24 V DC (18-33 V)
Input current I
E
at rated load and U
EN
= 24 V
9.5 A
20 A
Peak inrush current I
Emax
100 A for 100
µ
s
200 A for 1 ms
I
2
t value of inrush current
2.7 A
2
s
18 A
2
s
Efficiency at rated load (with fans)
and U
E
= 24V
0.6
0.67
Max. heat dissipation at rated load
(with fans) at U
A1
, U
A2
, U
A3
90 W
153 W
Efficiency at rated load (without fans)
and U
E
= 230/120 V AC
0.65
0.7
Max. heat dissipation (without fans)
66 W
129 W
Stored energy time during power failure
at rated load and U
E
= 18 V DC
>20 ms
>20 ms
Input fuse
20 A /super-fast/32 V, 6.3 x
32 mm
30 A /super-fast/65 V, 6.3 x
32 mm
External battery supply
4.5 V
4.5 V
Output 1
Rated output voltage U
AN1
5.1 V DC
±
0.5 %
5.1 V DC
±
0.5 %
Rated output current I
AN1
18 A DC
40 A DC
Basic load
0.5 A
1.6 A typical
3.1 A worst case
Ripple
≤
1% of U
A1
≤
1 % of U
A1
Spikes
≤
4% of U
A1
≤
4% of U
A1
Static voltage tolerances
-
at 95 % load variation
-
at 15 % variation of U
E
-
at temperature variation / 1K
≤
0.08% of U
A1
≤
0.0005% of U
A1
≤
0.02% of U
A1
≤
0.08% of U
A1
≤
0.0005% of U
A1
≤
0.02% of U
A1
Dynamic voltage tolerances
at load surge from 50 % to 100 % I
AN
-
overshoot
-
settling time
≤
3% of U
A1
≤
5 ms
≤
3% of U
A1
≤
5 ms
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.
4
Power Supply Units
System Manual
C79000-B8576-C199-03
4 - 57
