Undervoltage Warning Below 4.2V.
Undervoltage setting range AC120-240V adjustable.
Overvoltage and Undervoltage protection function.
Undervoltage protection and Undervoltage automatic recovery function.
Automatic ignition, ultra-low pressure start, Undervoltage, overheat protection.
It has basic protection such as overcurrent, overvoltage and Undervoltage.
It will automatically continuous alarm if the battery is in station of Undervoltage.
EC fan has comprehensive protection function, such as phase failure,
overvoltage, Undervoltage, locked-rotor, over current and temperature protection.
Power and Power Management Self-adaptive wide voltage input,
with protect functions for overload, Undervoltage, short circuit, reversing connection, etc.
When leaving the mains power system failure
occurs for a long time due to battery Undervoltage protection automatically when utility power
is restored after a normal boot and automatically charge the battery, which will effectively protect the battery and prolong battery life, and can be backup time of battery in short time.