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All Updated Guides

Connected Load vs Demand Load: Difference & Formula

Connected load is the nameplate sum; demand load is the coincident maximum. Compare the formulas with an illustrative 682 kW vs 491 kW example.

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Diversity Factor Formula with Example (vs Demand Factor)

Diversity factor formula with example: ΣMD ÷ coincident max demand. Free table vs demand/coincidence factor—then size factory load.

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Factory Load Safety Margin (15–25%)

Factory load safety margin (not financial margin of safety): when to use 15%, 20%, or 25%. Free examples—apply in the factory load calculator.

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Why Breakers Trip on Factory Load (7 Causes)

Why breakers trip on factory load: inrush, diversity, PF, and cable mistakes. Free industrial causes with calculator links.

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PLC Error Code Examples (Diagnosis Walkthroughs)

PLC error code examples with step-by-step diagnosis—not a raw code list. Free walkthroughs; look up codes in the PLC error code list tool.

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Industrial UPS Sizing Guide (kVA, Runtime & N+1)

Size an industrial UPS from critical kW, power factor, overload duty, runtime and N+1. Includes a 39 kW worked example and calculator handoff.

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3 Phase Power & Current Formula (√3·V·I·PF) + Examples

3-phase power & current: kW=√3·V·I·PF, motor FLA from HP, 208–480 V current presets. Free examples—verify with the calculator.

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Energy Efficiency Optimization for Industrial Facilities

Energy efficiency optimization for industrial facilities: measurement, ECM tactics, and ROI examples. Free strategies with formula links.

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Industrial HVAC Capacity Formula (Plant Cooling & Heating)

Industrial HVAC capacity formulas for plant cooling and heating loads. Free step-by-step examples—verify with the HVAC capacity calculator.

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HVAC Capacity Calculation Examples (Tons & BTU/h)

HVAC capacity calculation examples for offices and plants—not full Manual J software. Free worked tons/BTU/h steps; use the HVAC size calculator next.

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