If you will search for the explanation what causes the occasion ID 474 to occur, you will see that that this may be out of two causes, both the firmware problem or hardware malfunctions. So relying upon the trigger, the EDB restoration method may be accepted.
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One of the drawbacks of the easy off-line design is that the load must be transferred to the inverter instantly the bypass provide voltage reaches voltage limits acceptable to the load. Because of this the UPS would possibly switch between bypass and inverter fairly continuously whether it is set as much as function with a essential load having a tight voltage tolerance. Aside from the power break every time this happens, this methodology of operation incurs frequent battery utilization which reduces battery life and may perhaps end in a battery that is inadequately charged when it’s known as upon to support … Read More