Aluminum three-phase asynchronous motors IE2 - IE3

Power outputs0,12 - 22kW
VoltagesUp to 690V
Frames63 - 180
Efficiency classesIE2 - IE3, where applicable
SectorsFood / Marine / Rail / Industrial / Snowmaking / Steel Industry
Most common applicationsMachine tools / Fans / Pumps / Handling and Lifting Systems

We designed these motor series specifically to be flexible in the combination of their materials.
We support you in choosing the configuration that best meets the characteristics of the installation in which these motors will operate.

The series name identifies the combination of materials of the main mechanical components of the engine (case and endshields):

Series name1B2B3B4B5B
D-End EndshieldAluminumCast-IronAluminumCast-Iron
N-End EndshieldAluminumCast-Iron
 Standard configurationSpecial configuration
StandardsApplicable IEC EN 60034Specification on request
Polarity / SpeedSingleDouble / Triple
Cooling methodIC 411IC 410 / IC 416 / IC 418
IP Index of ProtectionIP55IP56 / IP65 / IP66
Insulaton ClassFH
Temperature rise ClassBF / H
Altitude<1000m a.s.l.up to 4000m a.s.l.
Power supplyMainFrequency converter
RotorSquirrel cage-
Material of the rotor windingsAluminum-
DutyS1S2 … S9
Ambient temperature-20°C / +40°C-20°C / + 120°C
Shaft extensionD-EndD-End + N-End
Shape of the shaft extensionCylindric, with keyConical / special
Material of the shaftSteel C4039NiCrMo3 / Stainless steel
BearingsBallRoller / Angular
Seal ringMIM (*)Viton / Silicon / Labirinth (*)
Material of the screwsGalvanisedStainless steel
Vibration gradeA (with half key)B (with half or full key)
Material of the fanPolyamideAluminum
Material of the fan coverSteel-
Lifting eyeboltFrom 100 frame and above-
FeetFixedRemovable feet (160 frame excluded)
Terminal box - positionOn the topFlying leads
Terminal box - materialAluminum-
Cable entryOn the right side, when seen from D-EndRotatable in step of 90°
Q.ty of terminals (single polarity)6-
Q.ty of terminals (double polarity)612
Q.ty of terminals (triple polarity)12-

(*): with cast-iron endshield  

Special solutions

Insulation class H
Stator windings with enhanced insulation system for inverter
Special voltage and/or frequency
Double impregnation
Encapsulation of the windings

Bi-metal protection
PTC Thermistors
PT100 Thermo-resistances
PT1000 Thermo-resistances
Anticondensation heaters

Arrangment for vibration detector
Arrangment for speed detector (toothed wheel)

Painting and solutions for extreme environment
Special painting colour (std RAL5010)
Special painting process for agressive environment
Drainage hole
Solutions for high temperatures ( up to +120°C)
Anti-rain canopie
Anti-sun canopie
IP56, IP65, IP66 protection degrees
Stainless steel screws

Sealed bearings
Roller bearings
Insulated bearings
Hybrid bearings
Bearings for high temperatures
Angular bearings
Re-greasing systems
D-End fixed bearing (with cast-iron endshield)
labirinth ring
Viton ring
Silicon ring

Shaft and Fan
Special shaft extension
Second shaft extension
Non-ventilated motor (IC410)
Forced ventilation (IC416)
Non-ventilated motor, externally cooled (IC418)
Aluminum fan
Vibration grade B (with half or full key)

Terminal box
12 terminals
Brass cableglands
Special cableglands
Flying leads
Auxiliary terminal box
Special cable entry

Download PDF sheet

Industria Scientifica Generale Elettromeccanica Vicenza (I.S.G.E.V.) S.p.A.
Reg. Cap. € 520.000 fully paid up
REA 87642/VI
Reg. Imp. Vicenza n. 3803
No VAT: 00170430243

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