User & Safety Instructions 2325338 ABB CM-UFD.M33 1SVR560730R3402 Monitoring relay
Description
THE line supply monitoring relay CM-UFD.M33 monitors voltage and frequency in single and three-phase networks. It meets the requirements of UL 508, CAN/CSA C22.2 No.14, and the last 99 causes of shutdown and their respective times are stored in an alarm memory. The connected coupling switches, vector jump detection and ROCOF frequency gradient monitoring are also monitored.
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Description
THE line supply monitoring relay CM-UFD.M33 monitors voltage and frequency in single and three-phase networks. It meets the requirements of UL 508, CAN/CSA C22.2 No.14, and the last 99 causes of shutdown and their respective times are stored in an alarm memory. The connected coupling switches, vector jump detection and ROCOF frequency gradient monitoring are also monitored.