Warning Event Code - 4 - Open Phase Detected

Thomas Garcia

Modified on: Wed, 3 Jul, 2019 at 6:10 AM

Description - Open AC phase condition has been detected.

Troubleshooting - Using a CAT III multi-meter verify the AC voltage. If a phase loss is identified check all AC fuses or breakers. Inspect the AC conductors for damage. If no phase loss is identified contact Technical Support.

Critical Event Code - 1 - Software Parameter Load Failure
Critical Event Code - 2 - Internal Communication Failure 1
Critical Event Code - 3 - Internal Communication 2 Failure
Critical Event Code - 4 - Arc Fault Detected
Critical Event Code - 5 - AC Contactor Failure
Critical Event Code - 6 - Critical Over Temperature
Critical Event Code - 7 - Ground Fault, Excessive Leakage Current
Critical Event Code - 8 - Ground Fault, Isolation Resistance Low
Critical Event Code - 9 - Critical Internal Hardware Failure
Critical Event Code - 10 - Ground Fault Detection Self Check Failure
Critical Event Code - 11 - Operational Self Check Failure
Critical Event Code - 12 - Startup Self Check Failure
Warning Event Code - 1 - Internal Over Current/ Over Voltage
Warning Event Code - 2 - Phase Lock Loop Failure
Warning Event Code - 3 - Islanding Detected
Warning Event Code - 5 - AC Low Frequency 1 Detected
Warning Event Code - 6 - AC Very Low Frequency 2 Detected
Warning Event Code - 7 - AC High Frequency 1 Detected
Warning Event Code - 8 - AC Very High Frequency 2 Detected
Warning Event Code - 9 - AC Low Voltage 1 Detected
Warning Event Code - 10 - AC Very Low Voltage 2 Detected
Warning Event Code - 11 - AC Extremely Low Voltage 3 Detected
Warning Event Code - 12 - AC High Voltage 1 Detected
Warning Event Code - 13 - AC Very High Voltage 2 Detected
Warning Event Code - 25 - Communication 1 Fault
Warning Event Code - 26 - Communication 2 Fault
Warning Event Code - 27 - Communication 3 Fault
Warning Event Code - 28 - Network Fault
Warning Event Code - 29 - Software Update Fault

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