Siemens LOGO!Power Series - Protection and monitoring features; Mean Time Between Failures (MTBF)

Technical data
6.5 Protection and monitoring
LOGO!Power
Operating Instructions, 06.2014, C98130-A7560-A999-3-7629
37
6.5
Protection and monitoring
6EP1311-1SH03
(5 V / 3 A)
6EP1311-1SH13
(5 V / 6.3 A)
6EP1321-1SH03
(12 V / 1.9 A)
6EP1322-1SH03
(12 V / 4.5 A)
6EP1351-1SH03
(15 V / 1.9 A)
Output overvoltage
protection
Yes, according to EN 60950-1
Current limitation, typ.
3.8 A
8.2 A
2.8 A
5.8 A
2.7 A
Property of the
output/short-circuit
proof
Yes
Short-circuit protection
Constant current characteristic
Continuous short-
circuit current / rms
value / maximum
5 A 10 A 3.6 A 7 A 3.6 A
6EP1352-1SH03
(15 V / 4 A)
6EP1331-1SH03
(24 V / 1.3 A)
6EP1332-1SH43
(24 V / 2.5 A)
6EP1332-1SH52
(24 V / 4 A)
Output overvoltage
protection
Yes, according to EN 60950-1
Current limitation, typ.
5.7 A
1.7 A
3.3 A
5.2 A
Property of the
output/short-circuit
proof
Yes
Short-circuit protection Constant current characteristic
Continuous short-
circuit current / rms
value / maximum
7 A 2.4 A 4.8 A 7.9 A
6.6
MTBF
6EP1311-1SH03 (5 V / 3 A)
6EP1311-1SH13 (5 V / 6.3 A)
6EP1321-1SH03 (12 V / 1.9 A)
6EP1322-1SH03 (12 V / 4.5 A)
6EP1351-1SH03 (15 V / 1.9 A)
6EP1352-1SH03 (15 V / 4 A)
6EP1331-1SH03 (24 V / 1.3 A)
6EP1332-1SH43 (24 V / 2.5 A)
6EP1332-1SH52 (24 V / 4 A)
Mean Time Between Failures
According to SN29500 >3500000 h at 40° C, rated load, 24-h operation