Engineering Library
Engineering documentation, calculators and product files - built for HVAC engineers, system integrators and installers.
Step-by-step CFM sizing using NFPA 96 hood capture velocity and equipment heat load. Includes a worked example for a 12 ft canopy hood over a 6-burner range.
Three-year TCO model comparing EC and AC fans across a 2,000 m² hydroponics facility. Payback typically lands inside 18 months at $0.12/kWh.
Vibration isolators, service-loop slack, ducting alignment and access-panel placement for inline fans in <300 mm plenums.
Lubrication intervals, bearing temperature thresholds, dynamic balancing and impeller wear inspection — packaged as a printable annual checklist.
How to estimate friction loss and dynamic loss across runs >30 m without specialist software, using simplified Darcy-Weisbach with K-factors.
Temperature-based PWM control and ambient cut-out logic typically save 35–50% of cooling-fan energy on outdoor 60–180 kW chargers.
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