This document provides guidelines to assist federal, state, and local officials and critical infrastructure owners and operators to protect mission essential equipment against electromagnetic pulse (EMP) threats. . An Electromagnetic Pulse, or EMP, can be produced in our atmosphere either from a high-altitude nuclear device or from the Sun. When the pulse comes from the Sun, it is called a Coronal Mass Ejection or CME. An EMP from either source can destroy or partially disable our electric grid as well as our. . Many U. Still, in 2017 the EMP Commission5 recommended that the. . While the risk of electro-magnetic and/ or radar interference from PV systems is very low, it does merit evaluation, if only to improve the confidence of site owners and other stakeholders. Electro-magnetic interference (EMI) is typically taken to mean radiofrequency (RF) emissions emanating from. . PEPRO is the leading manufacturer of patented EMP & EMI shielded enclosure systems for your mission critical and remote communication needs. Providing secure, deployable radio sites without loss or failure since 1992. Our patented EMP & EMI Shielded Enclosure technology creates a faraday cage. . Electromagnetic Pulse (EMP) Protection and Resilience Guidelines for Critical Infrastructure and Equipment UNCLASSIFIED Note: These guidelines do not endorse any referenced product, company, service, or information external to DHS. In a world. .