See also perhaps "Electromagnetic Pulse (EMP) Protection and Resilience Guidelines for Critical Infrastructure and Equipment" (PDF): * https://www.cisa.gov/sit

See also perhaps "Electromagnetic Pulse (EMP) Protection and Resilience Guidelines for Critical Infrastructure and Equipment" (PDF): * https://www.cisa.gov/sites/default/files/publications/19_0307_CISA_EMP-Protection-Resilience-Guidelines.pdf https://www.cisa.gov/sites/default/files/publications/19_030... It mentions some standards for these types of things: * IEC SC 77C: High power transient phenomena * MIL-STD-188-125-1: High-Altitude EMP Protection for Fixed Ground-Based Facilities * MIL-HDBK-423: High-Altitude Electromagnetic Pulse (HEMP) Protection for Fixed and Transportable Ground-Based C4 * MIL-STD-2169:High-Altitude Electromagnetic Pulse (HEMP) Environment