VASA Neo Tech

Energy Conservation — Utility

Energy Conservation in Lighting

Ajit Vasant Patil · Energy Manager (BEE)

Energy savings in lighting is possible using energy efficient equipment, effective controls, and careful design.

Using less electric lighting reduces heat gain, thus saving air-conditioning energy and improving thermal comfort.

Maintain adequate and appropriate illumination while controlling reflection and glare.

Use of energy efficient lighting and affordable lighting control technology to reduce energy consumption

Article illustration
Article illustration

Lighting lux level

Lighting requirement is finalised as per illumination required.

The standard illumination requirements are defined as per standard

Each section should be controlled by an automatic demand control and daylight compensation system

Recommended lux levels by space type
Recommended lux levels by space type

Lighting control

The principle of dividing lighting into sections can be used. Warehouse light control using sensors

Also emphasize the use of Timer, Dimmer, presence detectors, light detectors

It will automatically turn of lights on non working area and reduce the light during hours with day light.

Lighting control
Lighting control
Lighting control
Lighting control

New lighting selection criteria

Light from one Watt electric power Lamp Lumen Maintenence Energy efficient a luminaire

Requirement on the lighting Good lamp - emitting 90% at the end of its lifespan Sealed luminaires, Rreflector, lens diffuser

New lighting selection criteria
New lighting selection criteria
New lighting selection criteria
New lighting selection criteria

Factors that have an impact on the decision of lighting sources

Requirements (lux levels, food safety and BRC certification etc.)

Placement (height, room layout, flexibility, availability, uniformity etc.)

Ambient Conditions (temperatures, surface color etc.)

Quality (life time, efficiency, glare, maintenance factor, weight, shatter proof, Correlated Colour Temperature etc.)

Control potential (sectioning, operating hours, amount of daylight etc.)

Economy (ROI, warranty etc.)

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