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About this app

Voltius is an app for sizing electrical conductors based on NBR 5410 guidelines, developed for engineers, electricians, and technicians who need accurate and fast calculations in the field or in the office.

FEATURES

9 installation methods: A1, A2, B1, B2, C, D, E, F and G
Copper (Cu) and aluminum (Al) conductors
PVC 70°C and EPR 90°C insulation
Voltage drop calculation (QDT) with automatic section recalculation
Temperature correction factors (according to NBR 5410)
Grouping factors — reference to tables 42 and 43 of NBR 5410
Support for parallel and multilayer conductors
Automatic mm² ↔ AWG conversion
Automatically calculated neutral section
Light and dark theme
Available in Portuguese, English and Spanish

FOR WHOM IT IS:

Voltius was developed for professionals who work with low-voltage electrical installations and need reliable sizing, aligned with the practices of the current Brazilian standard.

REFERENCE STANDARD

NBR 5410:2004 — Low-voltage electrical installations

This application is a support tool and does not replace consultation of the official standard.

Calculations must be validated by a qualified professional.
It assists in the sizing of electrical conductors based on NBR 5410.
Updated on
Aug 12, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • No data collected
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What’s new

• Corrigidas as descrições dos métodos de instalação F e G.
• Adicionada rolagem para celulares pequenos e dispositivos com texto ampliado.
• Melhorada a adaptação da interface para pessoas com dificuldades visuais.
• Cabos em paralelo agora são contabilizados corretamente no fator de agrupamento.
• Melhorias gerais de estabilidade e usabilidade.
Content rating
Everyone
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App support

About the developer
LUIS FERNANDO DE ALMEIDA DE CAMARGO
luis@geekautomacao.com.br
R. Sagitárius, 38 - Apartamento 102 Cruzeiro CAXIAS DO SUL - RS 95074-360 Brazil