WEG has developed the new ADL500 inverter series specific for elevators EN 81-20 / EN 81-50 certified.

The series is composed of three lines ADL550, ADL530 and ADL510 designed to answer the requirements of high rise, medium rise and low rise buildings, without to forget the big market of the modernization.

ADL550 with advanced safety functions: Safe Torque Off SIL3 (phase contactor-less), Safe Brake Test (SBT) to check the motor brakes effectiveness, and the Safe Brake Control SIL3 that replaces the electro-mechanical brakes contactors by internal electronics with the accessory EBC500 (brake contactor-less). Elevator Positioning Control (EPC) that allows to have a better comfort with the direct approach and precise floor levelling even for very high demanding elevators. Stand-by management, where the power part of the drive is shut off to eliminate the energy consumption during the idle state.