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Jitamitra Electro Engineering Private Limited

Name: Jitamitra Electro Engineering Private Limited
Address: Plot no. N-7, Ahmednagar, 414111, IN
Telephone: 9011840123
Price range: £

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Jitamitra Electro Engineering Private Limited

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Ahilyanagar & Pune · jitamitrablowers.com

Custom-engineered centrifugal fans & blowers, sized to your exact duty and proven on our in-house test rig. 15,000+ fans since 2011 · up to 2,25,000 CMH / 2,000 mmWC / 425 HP / 500°C · ISO 9001-certified. Custom-engineered centrifugal fans & blowers, sized to your exact duty and proven on our in-house test rig. 15,000+ fans since 2011 · up to 2,00,000 CMH / 2,000 mmWC / 400 HP / 600°C · ISO 9001-certified.

30/10/2026

Our marine reference list is short. Better said in the first line than in the fine print.

What we do have is the engineering the duty needs, proven on land. Salt-laden air is a corrosion problem, and corrosion is what we build against daily on scrubber, coastal and chemical duty.

That means metallurgy chosen against the atmosphere, coating systems specified rather than assumed, and fasteners and drains treated as part of the design.

The motion is the part a landside fan never sees. A deck rolls, pitches, vibrates and takes shock, so mounting, bearing arrangement and rotor stiffness all get looked at again.

Engine-room and machinery-space supply and exhaust move large volumes against modest resistance, up to about 150 mmWC. They do it continuously, in salt air, while the vessel moves under them.

One line we will not blur: a ventilation fan is not an emergency fan. A machinery-space unit built for continuous clean duty is not built to move hot smoke at the class temperature-time rating.

That is a separate machine, engineered to hold 300 °C for the period the rule requires.

The corrosion, motion and gas-safe engineering, built to your class-society scope: https://jitamitrablowers.com/industries/marine-offshore/?utm_source=fb&utm_medium=social&utm_campaign=q4-2026-library

29/10/2026

A part-closed damper is a fan doing full work and a plate throwing most of it away.

On a coating line running three shifts, that is an electricity bill you can avoid.

Speed control and direct drive. Neither is exotic. Both need somebody to measure where you actually run.

Hall B, Stall C08 | 19-21 November 2026
Auto Cluster Exhibition Centre, Chinchwad, Pune
https://jitamitrablowers.com/industries/surface-coating-plating/?utm_source=fb&utm_medium=social&utm_campaign=cii-surface-coating-2026

29/10/2026

One figure on a biogas booster's data sheet has nothing to do with moving air: the leak rate.

Raw biogas leaves a digester dome at almost no pressure at all. On paper it is the most benign duty on the plant: low flow, moderate static, nothing hot, nothing abrasive.

Then you read the gas analysis. It is flammable, saturated with water, and carrying hydrogen sulphide that turns to acid the moment it meets a cold surface.

So three things rule the design, and none of them is aerodynamic.

Ignition control, because the fan sits in a classified area and the build is ATEX Zone 2/22, Category 3, self-declared.

Gas-tightness, because escaping methane is both a hazard and a greenhouse loss. That means a welded, leak-tested casing, with a shaft seal rated for the duty and a stated leak rate rather than an assurance that it was welded up properly.

And corrosion, because the sulphur decides which materials survive the condensate.

Flow is the easy part. It is the last thing we size.

What a booster has to do between the digester dome and the CHP engine, flare or upgrading skid: https://jitamitrablowers.com/applications/digester-biogas-booster/?utm_source=fb&utm_medium=social&utm_campaign=q4-2026-library

28/10/2026

There is a wear pattern on a steel-works fan wheel that no two blades ever share.

The fan reports it as vibration.

That is the real failure mode on a steel works. Sinter grit and iron-oxide scale are hard and they arrive fast, so the leading edges scour, but never at the same rate on all of them.

Inside a campaign the rotor goes out of balance and the bearings take a load nobody designed for. The fan that was drawing the furnace becomes the reason the line is down.

So the wear is designed for before it starts. Leading edges are hardfaced or lined, and plate thickness is chosen for the scour rather than for the drawing.

Then there is the heat and the spark. Sinter and reheating-furnace flue gas runs hot: up to 450 °C on most duties, touching 500 °C at the ceiling of the hottest reheat duty.

Melt-shop and caster fume carries live spark off the arc straight into the wheel. Thermal growth, metallurgy and spark handling are three separate decisions, and they are made per duty.

Sinter plant to rolling mill — which fan goes where, and what each one is built to survive: https://jitamitrablowers.com/industries/iron-steel-metals/?utm_source=fb&utm_medium=social&utm_campaign=q4-2026-library

27/10/2026

A certificate is a piece of paper about something that already happened. This is what was happening.

After the weld comes the check. Penetrant goes on a critical weld and is wiped back, and red developer is drawn along the seam.

Then the wait. A crack too fine for the eye will draw the dye back out and mark its own position for you.

It either does or it does not. There is nothing to interpret and nothing to argue with. The weld passes, or it is cut out and done again.

That is the part of quality that never reaches the tender folder. The folder gets the marks. The weld gets the inspection.

We are careful with the wording too, because procurement checks. ISO 9001:2015 is our only third-party certification: an independent body audited us and issued it.

ATEX is self-declared by us: Zone 2/22, Category 3, where the area classification calls for it. CE conformity is self-declared too, and neither is a notified-body certificate.

AMCA 210 is a test method, and we test to it in-house on our 200 HP VFD rig. So we say tested-to-method, because that is what it is.

Every mark we hold, in the exact words that survive an audit: https://jitamitrablowers.com/certifications/?utm_source=fb&utm_medium=social&utm_campaign=q4-2026-library

26/10/2026

Throttling a fan at the outlet damper is the most expensive way to slow it down.

It works, which is the problem. You close the blades, the flow drops, the process is happy.

What you have actually done is put a restriction in front of a machine that is still working just as hard against it. The power barely moves.

Do the same job on the suction side — an inlet-box damper, or a set of inlet guide vanes — and the physics change. The vanes pre-spin the air entering the wheel, so the wheel does less work for the same throttled output. Same reduced flow, meaningfully less power, on every hour the fan spends at part load.

That is one item off the accessory list. The rest is the same kind of decision, made about your gas, your plant and your duty.

Wear liners where the dust scours. Shaft seals rated for the gas rather than for the catalogue. Expansion joints, silencers sized against a stated sound target, vibration isolators, inspection doors, drains and purge points, bearing condition monitoring.

They are not add-ons. They are how a fan is made to fit a real installation. The full menu: https://jitamitrablowers.com/accessories/?utm_source=fb&utm_medium=social&utm_campaign=q4-2026-library

23/10/2026

High current on the motor. The fan gets blamed first, every time. It is usually innocent.

One call-out read like a failed machine: a 30 HP fan on roughly 15,000 CMH against 350 mmWC, current up near the motor's full-load limit soon after commissioning, and the plant certain the wheel had gone. The routine-test record said otherwise, so we went and read the air side instead.

The duct joints were leaking. Less resistance meant the fan rode out along its curve, moved more air than its duty point and drew more power doing it — not a fault, but a backward-curved fan doing what it does when the system lets it over-breathe.

That is what a field visit buys. Not a swapped part, but the whole picture — fan, drive, duct, operating point — and which of the four is actually at fault.

The rest follows from the same idea. In-situ balancing of the installed impeller, no dismantling and no transport. FFT vibration diagnosis that tells imbalance from a bearing fault from looseness. Laser shaft alignment. Installation, commissioning, and fast breakdown response, to a response time agreed in your contract rather than advertised. On any make of centrifugal fan.

The full field-service list, and the standard each one is worked to: https://jitamitrablowers.com/services/field-services/?utm_source=fb&utm_medium=social&utm_campaign=q4-2026-library

22/10/2026

For a line builder, a fan that performs correctly but arrives with its discharge on the wrong side of your GA is still a problem.

We build to your GA drawing and duty schedule — discharge and rotation to your arrangement, flanges to your ducting, base to the steel you have already fabricated.

95% on-time delivery.

Hall B, Stall C08 | 19-21 November 2026
Auto Cluster Exhibition Centre, Chinchwad, Pune
https://jitamitrablowers.com/industries/surface-coating-plating/?utm_source=fb&utm_medium=social&utm_campaign=cii-surface-coating-2026

22/10/2026

The fans around a gas turbine are the cheapest items on the skid. They are also among the few that can trip the machine.

Inlet-air boost, enclosure and generator ventilation, lube-oil and alternator cooling. The air is clean — downstream of the inlet filter house there is almost nothing left in it — so erosion and corrosion, the usual enemies, are simply not the story here.

Which is exactly what makes the duty deceptive. Clean air is not hard on the wheel; it is hard on the reliability case. Bearings, drive and balance carry the whole design weight, because the failure that matters is not a worn blade. It is a fan that stops on a machine that cannot be allowed to stop. Bearings get selected for 40,000 hours of life, not for a price.

And on a fuel-gas package the enclosure fan is doing safety work as well as cooling work — purging any leakage out of the acoustic hood, pre-purging before ignition, running in what is a classified Zone 2 area. We do not treat that as a generic clean-air ventilation fan.

The three duties around one turbine, and what each one is actually judged on: https://jitamitrablowers.com/applications/gas-turbine-inlet-aux/?utm_source=fb&utm_medium=social&utm_campaign=q4-2026-library

21/10/2026

The quiet in a hotel lobby is settled months earlier, on a balancing machine in Ahilyanagar.

An AHU fan moves clean air. Nothing erodes, nothing corrodes, nothing blocks. Which leaves exactly two ways to get it wrong — efficiency and noise — and noise is mostly a rotor that was never properly brought into balance. Out of balance, a wheel broadcasts blade-pass tone and low-frequency rumble straight down the duct into the occupied space.

So the rotor goes on the machine before it goes anywhere near a casing. Spin it, read where the heavy side sits, tack a correction weight to the backplate, spin it again. Keep going until the residual sits inside the grade the duty asks for. It is not glamorous work and it is not optional.

The same building wants two other fans that have almost nothing to do with this one — a car-park extract pulling CO out of a basement, and a smoke fan that sits idle for years, then starts on the alarm and holds its 300 °C rating for the specified hold time. Different arguments, different machines.

Which grade a building fan is balanced to, and why the smoke fan is never the comfort fan in a heavier jacket: https://jitamitrablowers.com/industries/hvac-commercial-buildings/?utm_source=fb&utm_medium=social&utm_campaign=q4-2026-library

Address

Plot No. N-7
Ahmednagar
414111

Opening Hours

Monday	9am - 6pm
Tuesday	9am - 6pm
Wednesday	9am - 6pm
Thursday	9am - 6pm
Friday	9am - 6pm
Saturday	9am - 6pm
Sunday	9am - 6pm

Telephone

9011840123

Website

http://www.jitamitrablowers.com/

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