Inputs

Office area m2 Enter a numeric project value in m2 at or above 0.01. Maintained illuminance target lux Enter a numeric project value in lux at or above 0.01. Luminaire lumens lm Enter a numeric project value in lm at or above 0.01. Luminaire input power W Enter a numeric project value in W at or above 0.01. Utilisation factor Enter a numeric project value between 0.01 and 1. Maintenance factor Enter a numeric project value between 0.01 and 1. Screen workstations Enter a numeric project value between 0 and 10000. NCC profile record Choose the option that best matches the project condition.

Fixture count --

Required initial lumens -- lm

Estimated maintained illuminance -- lux

Installed lighting power -- W

Review note --

Calculation details

Fixture count: --
Required initial lumens: -- lm
Estimated maintained illuminance: -- lux
Installed lighting power: -- W
Lighting power density: -- W/m2
Screen workstation count: --
Review required: --
Review note: --

Important notes

AS/NZS 1680 task profile and NCC/jurisdiction context must be selected and retained separately.
This office estimate is not an automatic compliance or workplace certification statement.

Formulas

\(\displaystyle N = \left\lceil \frac{E \times A}{\Phi \times UF \times MF} \right\rceil\)
\(\displaystyle LPD = \frac{N \times W_{\mathrm{fixture}}}{A}\)

Estimate office maintained illuminance, fixture count, installed watts, and review prompts.

Office Lighting Planner is a planning aid. Keep the target source, product data, measurement method, and project assumptions with the result. Confirm compliance, installation, certification, and safety decisions with the responsible professional.

Inputs

Results

Formulas

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