Siemens Digsi 495 Download Full |top| May 2026
Siemens DIGSI 4 V4.95 is the professional engineering software used to configure, parameterise, and evaluate SIPROTEC 4, SIPROTEC Compact, and earlier protection relay generations. Download and Official Access
Step 7: Install Service Packs and Hotfixes
Check for DIGSI 4.95 Service Pack 1 or later hotfixes. These fix known bugs and add relay support. Download and install them in order. siemens digsi 495 download full
Main features
- Device support: Full support for SIPROTEC 4 and many SIPROTEC 5 and earlier series devices (check device firmware compatibility).
- Graphical interface: Intuitive GUI for building protection schemes, single-line diagrams, and setting device parameters.
- Parameter management: Create, edit, compare, import/export, and version-control relay parameter sets.
- Testing & simulation: Offline and online testing tools, fault recording playback, and simulation of measured values for pre-commissioning.
- Communication: Support for serial, TCP/IP, and IEC protocols (e.g., IEC 61850) to connect to relays.
- Event/fault analysis: View and analyze disturbance records, oscillography, fault logs, and sequence of events.
- Security & signing: Project and file signing features to ensure integrity and track changes.
- Project handling: Multi-user project support, templates, and project export/import.
- Reporting & documentation: Generate configuration reports, export settings, and maintain documentation for commissioning.
- Firmware management: Manage relay firmware updates and compatibility checks.
DIGSI is a software tool developed by Siemens for configuring, parameterizing, and testing protection devices such as relays, circuit breakers, and other power system equipment. The software provides a user-friendly interface that allows engineers and technicians to design, test, and commission protection schemes efficiently. With DIGSI, users can access a wide range of functions, including device configuration, parameter setting, and data analysis. Siemens DIGSI 4 V4
