Siemens Digsi 4.95 Download -
Note: DIGSI 4.95 is not designed for the newer SIPROTEC 5 series. For SIPROTEC 5, you need DIGSI 5.
Siemens does not offer DIGSI 4.95 as a public, free download. It is a licensed product. Here are the legitimate ways to obtain it:
*Before downloading or installing Digsi 4
Siemens DIGSI 4.95 is the engineering software used to configure, set parameters, and operate SIPROTEC 4, SIPROTEC Compact, and earlier digital protection relays. 📥 Direct Download & Trial
Official Source: The full version (approx. 5.3 GB) is available via the Siemens Industry Online Support (SIOS) portal.
Trial Period: You can use it as a 30-day trial without functional restrictions by entering "Trial" as the serial number during installation.
Registration: A free account on the Siemens website is required to access the download. ⚙️ Key Features in V4.95
Device Drivers: This package includes all released DIGSI 4 device drivers, which can also be installed individually. Siemens Digsi 4.95 Download
Included Tools: The Professional version typically includes the IEC 61850 System Configurator and SIGRA for fault record evaluation.
Compatibility: Supports SIPROTEC 2, 3, 4, and Compact devices. 💻 System Requirements & Installation
OS Support: Compatible with Windows 10; however, Microsoft .NET Framework V3.5 must be manually enabled in Windows features for it to run.
Hard Drive: At least 1 GB for basic installation, but up to 5 GB for systems requiring extensive archiving.
RAM: 8 GB is generally recommended for smooth operation with modern TIA/DIGSI tools.
Admin Rights: You must have administrator rights to perform the installation.
💡 Note: Siemens recommends always using the latest version available (such as V5.00 released in 2025) to ensure maximum system stability and security. If you'd like, I can help you with: Finding the exact license ordering process. The steps to manually enable .NET 3.5 on Windows 10/11. Note: DIGSI 4
A guide on how to import device drivers once the software is installed.
The DIGSI 4 V4.95 download is primarily valued for its comprehensive inclusion of all released device drivers, which can be installed individually and independently from the main software. This version serves as an intuitive engineering tool for configuring and evaluating SIPROTEC devices in industrial and energy distribution systems. Key Features of DIGSI 4 V4.95
All-in-One Installer: The installation file includes the professional software along with the IEC 61850 System Configurator, SIGRA (for disturbance record evaluation), and all released device drivers.
30-Day Trial Mode: If you do not have a license key, the full software is usable for 30 days without functional restrictions by entering "Trial" as the serial number during setup.
Clean Installation Support: This version is capable of performing a clean install even if no previous versions of DIGSI 4 are present on the machine.
Visual Logic Projection: Users can project logic visually using CFC (Continuous Function Chart) without requiring deep programming knowledge.
Assignment Matrix: Features a clear matrix for at-a-glance configuration of protection settings and commissioning. Download and Installation Siemens does not offer DIGSI 4
Official Source: You can download the full version from the Siemens Industry Online Support (SiePortal).
Package Size: The complete DVD installation file is approximately 5.3 GB.
Setup: Open Setup.exe after unpacking the downloaded file to select whether to install the core DIGSI 4 software or specific device drivers.
If you cannot obtain the software, consider these alternatives:
Relay engineering firms (e.g., Qualitrol, Beckwith, or local protection specialists) own DIGSI 4.95 licenses. You can hire them to upload/download settings for a fee.
If you possess a license for an older version (e.g., DIGSI 4.80), you cannot legally or technically use the 4.95 installer without an Upgrade License.