Motor starting
Low power consumption
Reliability data
Test1)
Electrical endurance,
cycling
Electrical endurance,
constant
Damp heat
Standard
IEC 60738-1
IEC 60738-1
IEC 60738-1
Rapid change
of temperature
IEC 60738-1
Climatic sequence
IEC 60738-1
Test conditions
Room temperature, Vmax; Imax
Number of cycles: 500 000
Storage at Vmax /Top,max (Vmax)
Test duration: 1000 h
Temperature of air: 40 °C
Relative humidity of air: 93%
Duration: 56 days
Test according to IEC 60068-2-78
T1 = Top,min (0 V), T2 = Top,max (0 V)
Number of cycles: 5
Test duration: 30 min
Test according to IEC 60068-2-14, test Na
Dry heat: T = Top,max (0 V)
Test duration: 16 h
Damp heat first cycle
Cold: T = Top,min (0 V)
Test duration: 2 h
Damp heat 5 cycles
Tests performed according to
IEC 60068-2-30
∆R25/R25
< 25%
< 25%
< 20%
< 20%
< 25%
1) All tests with PTC disk mounted in EPCOS housing.
Please read Cautions and warnings and
Important notes at the end of this document.
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