PrOTECTION 6642-V-B Protection Relay Module is a protection controls device in the Protectofier family, model M2101 with a 120 VAC coil. It functions as a dedicated relay within electrical protection schemes, interfacing with control hardware to monitor conditions and trigger protective actions. The 120 VAC coil rating is specified for proper power sourcing and compatibility with standard industrial control circuits. This module is used where reliable protection relay functionality is required in panel or system protection logic.
