Aufzugssystem mit Kondensatorvorladung

Details

Veröffentlichungs-Nr.

EP4786396

Anmeldetag

18. November 2025

Veröffentlichung

5. August 2026

Rechtsraum

EP

IPC

B66B1/30

Abstract

An elevator power system includes a drive including: an AC-DC converter configured to generate a DC voltage on a DC link; a capacitor connected across the DC link; a DC-AC inverter configured to convert the DC voltage to an AC drive signal to power a motor; a rescue unit including: a power converter configured to supply a DC output voltage to the DC link to pre-charge the capacitor; a controller in communication with the drive and the rescue unit, the controller configured to control the power converter to pre-charge the capacitor.

Anmelder

Firma

Otis Elevator Company

Land

🇺🇸 USA

Fachgebiete