Protection Relays

With a proven track record of 50 years, Microelettrica continues to lead the way making new protection, control, and automation applications possible.

From Generators to Transformers and through Transmission lines to Motors and beyond, our solutions detect anomalies and mitigate faults, preventing costly downtime and equipment damage to ensure dependable, safe power worldwide.

All Protection Relay Series

MC3V-CEI-021

CEI-021 relay
ANSI  27, 51BF, 59, 68, 79, 81, 86
CEI-021