A monitor displaying the SIMARIS software toolbox icons

The SIMARIS Suite: A Free Power Distribution Planning Ecosystem from Siemens

Jul 17, 2026 · 2 min read

For electrical engineers and consultants, planning a power distribution system is a complex task requiring careful consideration of network dimensioning, equipment selection, and regulatory compliance. Siemens addresses this challenge with the SIMARIS Suite, a comprehensive and free set of planning tools designed to…

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Load Bank Utilization in Data Centers

Jul 17, 2026 · 4 min read

In the data center industry, power reliability is paramount. A facility with 99% uptime—which sounds impressive—still experiences nearly 88 hours of downtime per year. For larger data centers, where a single minute of downtime can cost an average of $7,900 USD, ensuring every electrical component operates flawlessly…

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CableApp: Free Professional Cable Sizing Tool from Prysmian

Jul 17, 2026 · 3 min read

Correctly sizing electrical cables is a fundamental task in building services engineering. An undersized cable leads to overheating, voltage drops, and potential fire hazards, while an oversized cable results in unnecessary capital expenditure. To address this challenge, Prysmian Group, a world leader in the cable…

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Free Solar PV String Sizing Tool: FIMER String Sizer

Jul 17, 2026 · 3 min read

Designing a photovoltaic (PV) system requires careful calculation to ensure that the solar panels and inverter are perfectly matched. One of the most critical steps is determining the correct string size — the number of solar panels connected in series to an inverter’s MPPT (Maximum Power Point Tracking) input. An…