provides additional protection in accordance with the EV Ready standard by opening its built-in contactor and
isolating the EV if it detects that the vehicle is drawing more than 125% of the maximum current communicated to it
by the .
If detects an over-current, then the display will show Over Current!
To reset the , make sure that the fault has been removed and then press the button for three seconds
will also isolate the supply to the EV if it detects a problem with the electricity supply voltage. The nominal
supply voltage is 230V but will trip the output if the measured voltage is more than 12% above or below this
level for five seconds.
The display will show Over Voltage! or Under Voltage!
To reset the , unplug the EV and then press the button for three seconds
also includes protection against overheating. If gets too warm it will attempt to reduce the current being
drawn by reducing the EV charge rate. If this happens you will see the icon on the main display.
If the problem continues and the zappi's internal temperature continues to rise, then it will trip the output to the EV,
and the display will show Overheating!
will resume normal operation once the temperature drops.
