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Diversity in Commercial Installations

In commercial electrical installations, the concept of load diversity is important in order to:
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Answer & Explanation
Correct AnswerA. Optimize the overall design and utilization of the system

Quick Explanation

Not all connected loads operate at maximum demand at the same time. Applying load diversity therefore prevents unnecessary oversizing and improves economic utilization of feeders, switchgear and transformers while maintaining safety.

Formula / Key Relation

Diversity factor = Sum of individual maximum demands / Maximum demand of the group
Diversity in Commercial Installations explanatory diagram

Detailed Explanation

Correct Answer

A — Optimize the overall design and utilization of the system

Explanation

Not all connected loads operate at maximum demand at the same time. Applying load diversity therefore prevents unnecessary oversizing and improves economic utilization of feeders, switchgear and transformers while maintaining safety.

Key Concept

Diversity in Commercial Installations

Formula

Diversity factor = Sum of individual maximum demands / Maximum demand of the group

Exam Point

Diversity recognizes non-coincident peaks.

Quick Trick

Diversity recognizes non-coincident peaks.

Exam Tip

Diversity recognizes non-coincident peaks.

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