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Knowledge
Line bay with breaker, CT, and VT feeding a merging unit that publishes Sampled Values to a protective relay and to protection functions on a server
IEC61850
substation
substationautomation

25 Sep, 2026

What Is a Merging Unit? IEC 61850 Sampled Values, SAMUs, and the Process Bus

As utilities modernize substations and adopt digital protection architectures, merging units have become a foundation...

0 min
Quadrant chart explaining the difference between vPAC and a software-defined substation.
IEC61850
softwaredefined
substation
substationautomation
vpac

12 Aug, 2026

Software-Defined Substation: Why vPAC Is Only the First Layer

A Software-Defined Substation (SDS) goes beyond virtualizing protection, automation, and control functions: it change...

0 min
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Events
SEALMAN Live: Build Your Own Independent IIoT Infrastructure in 75 Minutes
edge
edgecomputing
eg500
gea
iot
opensource
sealman
smartems
webinar

04 Sep, 2026

SEALMAN Live: Build Your Own Independent IIoT Infrastructure in 75 Minutes

Every machine builder needs the same digital building blocks: edge device management, AI enabled edge applications, s...

0 min
Social media graphic featuring a server cabinet in an electrical substation. The COPADATA and Welotec logos are displayed in the foreground. This image, or parts of this image, were generated or edited using [AI].
copadata
digital substation
substation
substationautomation
virtualization
Zenon

19 Aug, 2026

Video: Station-Level Virtualization - A Practical Path for Substation Modernization

Where should you start with substation virtualization? Virtualization in substations is often discussed as a vision o...

0 min
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Whitepaper
Social media graphic featuring a server cabinet in an electrical substation. The COPADATA and Welotec logos are displayed in the foreground. This image, or parts of this image, were generated or edited using [AI].
copadata
digital substation
substation
substationautomation
virtualization
Zenon

07 Oct, 2026

Q&A: Station-Level Virtualization - A Practical Path for Substation Modernization

What happens when the discussion about substation virtualization gets practical? Questions quickly move beyond “Can w...

0 min
Q&A: Securing Digital Substations
cybersecurity
substation
substationautomation
westermo

13 Jul, 2026

Q&A: Securing Digital Substations

Expert Answers to the Questions That Matter During our webinar "Securing Digital Substations – Practical Ways to Mini...

0 min
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Case Studies
RSAVP: Strengthening Substation Cybersecurity
RSAVP
virtualization

18 Nov, 2025

RSAVP: Strengthening Substation Cybersecurity

A Unified Security Platform for Modern Grid Protection As substations become more digital and interconnected, cyberse...

0 min
RSAVP: Unified Substation Control
RSAVP
virtualization

18 Nov, 2025

RSAVP: Unified Substation Control

One Platform. All Applications. Zero Compromise. As substations evolve toward fully digital, IEC 61850-based architec...

0 min
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News
Kununu Top Company 2026 for Welotec
corporate

18 Mar, 2026

Kununu Top Company 2026 for Welotec

Welotec has once again been named a Kununu Top Company, reflecting its workplace culture, which is built on trust, c...

0 min
Current Market Developments in Memory Components (SSD & RAM)
corporate
welotec

26 Jan, 2026

Current Market Developments in Memory Components (SSD & RAM)

Current situation Global demand for memory components has increased significantly in recent months. In particular, SS...

0 min
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