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Power quality, explained by the people who build the equipment.

Measurement-first guides on where energy is actually lost in an Indian plant, and how to decide what — if anything — to install.

Power quality

Industrial power saving: when does a voltage controller help?

A voltage controller is not a universal electricity-saving device. Start with your plant's measured voltage, load and tariff to decide whether stabilisation can reduce avoidable losses.

7 min readRead
Power factor

APFC panel sizing: how to stop power factor penalties for good

A practical sizing method for APFC panels, plus the harmonic checks that decide whether you need detuned reactors before switching capacitors onto your busbar.

6 min readRead
Selection guide

Isolation transformer or voltage stabiliser — which problem are you solving?

These two products are often quoted against each other, yet they solve unrelated problems. Match the equipment to the symptom instead.

5 min readRead
Active Power Controls logo
Active Power Controls
Industrial Power Solutions

Manufacturers of Automatic Voltage Controllers, Isolation Transformers, APFC and LT Panels and industrial power quality systems for Indian factories and plants.

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