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Electrical Load Calculator helps contractors and tradespeople accurately size, spec, and estimate materials and systems.

Fórmula

Total Load = Σ (Wattage × Usage Hours) per circuit

Guia passo a passo

  1. 1List all devices on circuit, sum wattages
  2. 2Apply the formula using your project measurements
  3. 3Add required safety factors or waste allowances per code

Exemplos resolvidos

Entrada
Lights 300W + outlets 1200W + appliance 1500W
Resultado
Total Load = 3000W on 20A circuit = 25A → overloaded

Erros comuns a evitar

  • Not applying code-required safety factors or derating
  • Forgetting to account for waste and cut losses in material estimates

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