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Guides for equipment buyers

Practical guides on choosing generators, electrical equipment, motors and plant machinery.

Each guide answers a question buyers ask us before they request a quotation: how big a generator should be, whether it should be open or silent, and which motor efficiency class is worth paying for. When you are ready, browse our diesel generators, induction motors and electrical equipment, or send us your requirement.

How to size a diesel generator (kVA) for your site – illustrative image
Guide

How to size a diesel generator (kVA) for your site

A practical guide to working out the kVA rating of a diesel generator from your connected load, starting currents and future growth.

Open vs silent diesel generators: which should you choose? – illustrative image
Guide

Open vs silent diesel generators: which should you choose?

The differences between open-frame and silent (canopy) diesel generators, and how installation site, noise and cost decide the right choice.

IE2 vs IE3 vs IE4 motors: what the efficiency classes mean – illustrative image
Guide

IE2 vs IE3 vs IE4 motors: what the efficiency classes mean

What the IEC efficiency classes for induction motors mean, and when a higher-efficiency IE3 or IE4 motor pays for itself.

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