6ES5 955-3LC41
6ES5 955-3LF41
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
≤
0.005% 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
Protection and monitoring
Voltage monitor
Monitors voltage for
<14 V and >16 V
Monitors voltage for
< 14 V and > 16 V
Overvoltage shutdown U
A1
6 V
±
5%
6 V
±
5%
Undervoltage signal U
A1
4.75 V + 3%
4.75 V + 3%
Current limiting for overload
1.0 to 1.2 I
AN1
1.0 to 1.2 I
AN1
Test sockets for I
A1
On front plate (3 V = 18 A)
linearity range 0.5 V/2.8 A
to 3 V/18 A
On front plate (3 V = 40 A)
linearity range 0.5 V/6.6 A
to 3 V/40 A
Signalling section
Signals for SIMATIC S5,
relays: "Fan Warning, Fan
Alarm, Warning" 250 V/3 A
Signals for SIMATIC S5,
relays: "Fan Warning, Fan
Alarm, Warning" 250 V/3 A
Green LED: "5 V o.k." for U
A1
LED lights up if
4.75 V < U
A1
LED lights up if
4.75 V < U
A1
Output 2
Rated output voltage U
AN2
24 V DC (+ 25%, -12,5%)
24 V DC (+ 25%, -12.5%)
Rated output current I
AN2
1 A DC
2.8 A DC
Total current X2 and front terminals
1 A max.
2.8 A max.
Ripple
≤
1% of U
A2
≤
1% of U
A2
Spikes
≤
2% of U
A2
≤
2% of U
A2
Protection and monitoring
Current limiting for overload
1 to 1.3 I
AN2
1 to 1.3 I
AN2
Green LED "24 V o.k." for U
A2
LED lights up if
U
A2
>
19.9 V to 21.1 V
LED lights up if
U
A2
> 19.9 V to 21.1 V
Output 3
Rated output voltage U
AN3
15 V DC (
±
5 %)
15 V DC (
±
5 %)
Rated output current I
AN3
0.5 A DC
2 A DC
Ripple
≤
1 % of U
A3
≤
1 % of U
A3
4
Power Supply Units
System Manual
C79000-B8576-C199-03
4 - 55