---
title: "When is a safety coupling used?"
url: "https://zimm.com/wiki/when-is-a-safety-coupling-used/"
datePublished: "2025-07-25T07:53:35+00:00"
dateModified: "2025-11-17T13:46:27+00:00"
author: Jonathan Mildner
lang: en
canonical: "https://zimm.com/wiki/when-is-a-safety-coupling-used/"
markdown: "https://zimm.com/ai/wiki/when-is-a-safety-coupling-used.md"
categories: "Questions and answers about our products, Connection technology"
---

Safety couplings protect machines against:

- Overload
- Blockages
- Sudden torque spikes

When a defined load limit is reached, they automatically disconnect the drive.