Electrical & ELV
Earthing System Design Basics: Why IS 3043 Matters for Industry
What earthing actually does, how IS 3043 approaches design, and the earthing mistakes that turn up most often on industrial sites.
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Guides From Our Engineers
Written and reviewed by the Yonah Engineering Technical Team: MEP design, installation & testing engineers.
HVAC Systems
VRF vs Chilled Water HVAC: Choosing the Right System
How VRF and chilled-water systems differ, where each one fits, and why the choice should start with a proper heat-load study.
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Electrical & ELV
HT Panel Testing Before Commissioning: The Key Tests Explained
The pre-commissioning tests that prove an HT panel is safe to energise, what each one checks, and why none of them should be skipped.
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Fire Protection
Sprinkler System Maintenance: A Practical NFPA 25 Checklist
What to inspect, test and maintain on a fire sprinkler system, and how often, explained in plain terms for the people who run the building.
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