---
title: "How is the drive torque for lifting systems determined?"
url: "https://zimm.com/wiki/how-is-the-drive-torque-for-lifting-systems-determined/"
datePublished: "2025-08-21T13:52:20+00:00"
dateModified: "2025-11-17T13:39:23+00:00"
author: "jonathan-mildner"
lang: en
canonical: "https://zimm.com/wiki/how-is-the-drive-torque-for-lifting-systems-determined/"
markdown: "https://zimm.com/ai/wiki/how-is-the-drive-torque-for-lifting-systems-determined.md"
categories: "Questions and answers about our products, Screw jacks"
---

The required drive torque of a lifting system results from the sum of the torques of the individual screw jacks and increases due to the friction losses of transmission components such as couplings, connecting shafts, bevel gearboxes, etc.