If this option is set, the dynamic load capacity is calculated using the exponent 0.86 in equation 8 of ISO 3408-5. If the option is not set, the exponent 0.7 is used as in ISO 281, ISO/TR 1281-1 or Lundberg.
The dynamic load capacity is calculated according
with either an exponent 0.86 or an exponent of 0.7.
