Elevator Automatic Rescue Device

Automatic / Emergency Rescue Device (ARD / ERD) is a device Installed for an Elevator which is only used Incase of a power failure or blackout in a building. An ARD / ERD is exremely useful for preventing passengers from becoming trapped Inside an Elevator during a power failure.Elevator emergency automatic rescue device (also known as ARD) is a special device installed in an elevator which is only used during an event of a power failure or blackout in a building.An Emergency Rescue Device (ERD) /Lift UPS/Lift Inverter is an electronic and electrical apparatus that provides emergency power to the elevators with a 3-phase power supply when the input power source or mains power fails