AFDD
The arc fault dectection device (hereinafter referred to as AFDD/AFDDLE) can effectively detect the fault arc in the access line, including the fault parallel arc and the fault series arc. When the fault arc causing fire is detected in the line, it can perform the function of disconnection and power-off to realize the purpose of early warning of fire. The arc fault dectection device is applicable to the electrical lines of 10kW and below in industrial and civil buildings. The length of the protection line should not be greater than 100m. The products comply with GB/t31143-2014 IEC62602 standard and can be applied to nursing homes, schools, commercial buildings, hotels, factories, warehouses, libraries, offices, family houses, and entertainment places.
DownloadT key: Test key - Multi-functional press key
Green light status: Running status
Press the "T key" and release it quickly (note that it is triggered by release) to test the the breaking function of AFDD protection.
Red light flashing status: Fault arc alarm status.
The alarm will be immediately lifted after pressing the "T key"
Set the AFD detection mode:
When the green light is on, hold down the "T key "for about 3 seconds and the green light will go off. This indicates that you have entered the Settings status. Press the "T key" again, and the green light will flash to indicate the current working mode. It switches once each time it is pressed!
There are four working modes in total:
l Flash once: Anti-interference mode
l Flash twice: Slow mode
l Flash three times: Standard mode
l Flash four times: Enhanced mode (not a dedicated scene, not recommended for use)
It takes effect immediately after switching. Wait for 10 seconds and it will automatically exit the setting state.
You can also long press the "T key" to exit.
