Rotec AI

Tools

Bearing SelectorPick the right bearing, step by stepVerify a BearingLife, safety factor and fitsLoad CalculatorLoads from your machineWorked templatesFan, gear and shaft load templatesCross-ReferenceNewSame size from other makers. Free, no sign-upBearing AutopsyNewUpload a photo, get the likely causesFailure AnalysisRead damage, find the causeCondition MonitoringVibration, envelope, oil clues, RCMLubricationGreases, oils, cleanliness, oil lifeEquipment AnatomyMotors, pumps, fans, gearboxesFAQ and quick checksSearch the basics in plain languageFind a DistributorSuppliers by brand and city

Learn

Free calculatorsLife, grease, oil, loads and moreFind a bearingSize, rating and equivalents by designationFailure modesDamage types, causes and fixesCondition monitoringVibration, envelope, oil clues, RCMKnowledge libraryLubrication and reliability articlesBearings by machineMotors, pumps, mills, kilns and moreHow-to guidesBearing life, grease, failures, numbersShaft alignmentSoft foot, procedure, tolerances, heatField casesFailure investigations and monitoring cases (licence)Lubrication guidesGreases, oil systems, oil life and costQuick answersPlain-language answers to common questions

More

PricingPartnershipsContact
Field case · Condition monitoring

Induced-draught fan, 2,630 kW: on-site balancing down to 0.19 and 0.29 mm/s RMS

Quick answer

A 2,630 kW induced-draught (ID) fan was balanced on site and settled at 0.19 and 0.29 mm/s RMS at its two measuring points, a level far below the usual alarm limits for a machine of that size.

Case summary by Rotec AI · Last reviewed 6 November 2026

What the case covers

Takeaway. Balance in place only after looseness and build-up are dealt with. The result here was 0.19 and 0.29 mm/s RMS.
Read the full case, with the data and the numbers

Related reading

Monitoring very slow machinesEnvelope analysisBearing defect frequenciesFrom first signal to teardownSetting up bearing vibration measurements
All field casesBearing failure modesBearings by machine