
The Class 1E definition is found in IEEE 308. It is associated with electrical power systems found in nuclear power plants.
the Nuclear Electrical Engineer
An educational resource for electrical engineers in the nuclear power industry

The Class 1E definition is found in IEEE 308. It is associated with electrical power systems found in nuclear power plants.
It always helps to know a little history, especially when it’s relevant to your career field. The NRC went into operation in the 1970’s, but its legacy began several decades earlier . . . .