Description: Number of failures of an object in a given scan divided by the scan; Name: average failure rate
Description: Number of failures within a population divided by the number of life units used by that population; Name: failure rate
Description: extent of protection provided by an enclosure against access to hazardous parts, against ingress of solid foreign objects and/or ingress of water and verified by standardized test methods, expressed as a IP rating; Name: degree of protection