Notice #3 AC Frequency Changing Too Fast
•Occurs if system voltage is lower or higher than the operational threshold. It is usually caused by a problem with the energy company. It may be a temporary problem, and is automatically corrected by the energy company. If the problem persists, check the following:
Ex) Frequency Changing Too Fast Screen
App Message Screen | Web Event Screen |
•Check if there other any other alerts from the app.
•Check the system voltage.
•Inquire to the power company after closing the circuit breaker.
Notice #4, #5 AC Frequency High/ Low
•Occurs if system voltage is lower or higher than the operational threshold. It is usually caused by a problem with the energy company. It may be a temporary problem, and is automatically corrected by the energy company. If the problem persists, check the following:
| Nominal Frequency 60Hz | 59.3 to 60.5Hz | |||
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| Hawaii | 57 to 60.5Hz | |||
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| Ex) AC Frequency Low |
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App Message Screen | Web Event Screen |
•If you receive a message regarding low AC Voltage, please check the circuit breaker.
•Problem may occur due to instability of the utility service.
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