Siemens SITOP PSU300S - Protection and Monitoring; Mean Time Between Failures (MTBF)

Technical data
6.5 Protection and monitoring
SITOP PSU300S
Manual, 12.2016, C98130-A7587-A1-7-7629
43
6.5
Protection and monitoring
6EP1433-2BA20
(24 V/5 A)
6EP1434-2BA20
(24 V/10 A)
6EP1436-2BA10
(24 V/20 A)
6EP1437-2BA20
(24 V/40 A)
Output overvoltage
protection
in the case of an internal fault U
out
< 35 V
Current limitation, typ.
6.6 A
13 A
25.5 A
50 A
Property of the out-
put/short-circuit proof
Yes
Short-circuit protection
Constant current characteristic
Electronic trip, automatic restart
Continuous short-
circuit current /
rms value / maximum
8 A 16 A 7 A 14 A
Continuous short-
circuit current / rms
value / typical
• Remark
6.6 A
Overload capability
150 % I
out rated
up to
5 s/min
13 A
Overload capability
150 % I
out rated
up to
5 s/min
-
Overload capability
150 % I
out rated
up to
5 s/min
-
Overload capability
150 % I
out rated
up to
5 s/min
6.6
MTBF
6EP1433-2BA20
(24 V/5 A)
6EP1434-2BA20
(24 V/10 A)
6EP1436-2BA10
(24 V/20 A)
6EP1437-2BA20
(24 V/40 A)
Mean Time Between
Failures
SN29500:
> 500000 h (typ.
1500000 h) at 40 °C,
rated load, 24 hour
operation
SN29500:
> 500000 h (typ.
1450000 h) at 40 °C,
rated load, 24 hour
operation
SN29500:
> 800000 h at 40 °C,
rated load, 24 hour
operation
SN29500:
> 500000 h (typ.
700000 h) at 40 °C,
rated load, 24 hour
operation