Electrical Machinery Manufacturers in India

Electrical machinery covers the equipment that generates, converts, controls and uses electrical power: motors, transformers, switchgear, control panels, cables, generators and drives. The choice rests on the voltage, the load, the environment and the standards for safety and efficiency that apply where the equipment is used.

How to choose

Start from the load and the supply: voltage, phase, frequency, power and the way the load starts and runs, since these set the rating of every item.
Check the standards and approvals that apply to the product and your market, and ask for type-test certificates from an accredited laboratory.
Look at the enclosure and protection class for the environment: dust, water, heat and corrosive atmospheres.
For motors and transformers, compare efficiency class and losses, since running cost over the life of the equipment is usually larger than the purchase price.
Ask about the materials and construction: copper or aluminium windings, insulation class, core quality and the quality of components inside panels.
For panels and switchgear, check the ratings, the short-circuit withstand and the make of the main components, and the testing done before delivery.
Confirm the warranty, spares and service support, and the documents supplied: drawings, test reports and manuals.

Specifications to confirm with the supplier

Specification	What to ask
Rating	Power, voltage, current and duty cycle.
Efficiency	Efficiency class and losses at the load you will use.
Protection class	Enclosure rating for dust and water.
Insulation and temperature rise	Insulation class and temperature rise limits.
Standards and tests	Applicable standards and type-test certificates.
Components	Make and rating of the main components.
Documentation	Drawings, test reports and manuals.

Where it is used

ElectricalPower distribution, control and drives.
Industrial MachineryMotors and control panels for machines.
Renewable EnergyTransformers and switchgear for solar and wind plants.
Water TreatmentPump motors and starters.

Frequently asked questions

What does the IP rating of an enclosure mean?

IP stands for ingress protection. The two digits show the level of protection against solid objects such as dust and against water. Higher digits mean better protection, so choose the rating for the place where the equipment will sit.

Why does motor efficiency matter?

A motor can run for thousands of hours a year, so even a small difference in efficiency changes the electricity cost greatly over its life. A more efficient motor often costs more to buy but saves money in use.

What is a type test?

A test on a representative sample to prove that a design meets the standard, done by an accredited laboratory. Ask for the certificate for the model you are buying, and also for routine tests on your units.

How do I choose a transformer size?

Add up the connected load, allow for future growth and the diversity of the load, and choose a standard rating above it. Ask the supplier to confirm the size and the loss figures for your duty.

Can I contact the manufacturers listed here directly?

Yes. Each listing shows the contact details the company has published, with no lead form or middleman. Confirm ratings, tests and service with the company before ordering.

Electrical Machinery manufacturers in India

Listed manufacturers

Related categories

Typical electrical machinery products

What are electrical machinery?

How to choose

Specifications to confirm with the supplier

Where it is used

Frequently asked questions