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This conversion chart provides a cross-reference for replacing legacy BE3-25 synchronism-check relays with the ES-25 relay, showing how to convert BE3 style configuration codes into equivalent ES-25 model and option selections for retrofit and replacement applications.

This instruction manual provides installation, operation, calibration, and maintenance information for the ES-81O, ES-81U, and ES-81O/U Frequency Relays, including overfrequency and underfrequency protection, trip and reset settings, time-delay functions, testing procedures, and specifications.

This instruction manual provides installation, operation, calibration, and maintenance information for the ES-81O, ES-81U, and ES-81O/U Frequency Relays, including overfrequency and underfrequency protection, trip and reset settings, time-delay functions, testing procedures, and specifications.

This instruction manual provides installation, operation, calibration, and maintenance information for the ES-81O, ES-81U, and ES-81O/U Frequency Relays, including overfrequency and underfrequency protection, trip and reset settings, time-delay functions, testing procedures, and specifications.

This instruction manual provides installation, operation, calibration, and maintenance information for the ES-81O, ES-81U, and ES-81O/U Frequency Relays, including overfrequency and underfrequency protection, trip and reset settings, time-delay functions, testing procedures, and specifications.

This instruction manual provides installation, operation, calibration, and maintenance information for the ES-74V DC Voltage Sensing Relay, including overvoltage and undervoltage protection, adjustable trip settings and time delays, relay operation, testing procedures, and specifications.

This instruction manual provides installation, operation, calibration, and maintenance information for the ES-74V DC Voltage Sensing Relay, including overvoltage and undervoltage protection, adjustable trip settings and time delays, relay operation, testing procedures, and specifications.

This instruction manual provides installation, operation, calibration, and maintenance information for the ES-74V DC Voltage Sensing Relay, including overvoltage and undervoltage protection, adjustable trip settings and time delays, relay operation, testing procedures, and specifications.