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LEAD  CLASS MOTORS

GEARED AND BRAKE MOTORS

TECHNICAL OVERVIEW

Standards:                  As per IEC

Frame Size:                 71 to 250M

Output Range :          0.37 kW to 55 kW / 0.50 HP to 75 HP

Number of Poles:       2/4/6 (8 upon request)

Protection:                  IP 54/55

Voltages:                     415V + 10% or as  rquired

Frequency:                 50 Hz + 5% or as  required

Duty:                           S1 Continuous (S2, S3,S4 upon request)

Mounting Types:        All Common Mountings

Cooling Type :            Surface Air and Fan Cooled

Temperature Class:    F Class ( limited to B Class)

Temperature:-            10oC to 40oC

Altitude:                      Upto 1000 mtrs above sea level

CONSTRUCTION DETAILS
  • 63 Frame to 90S Frame - Motor body in aluminium

  • 90 L Frame to 180L Frame - Motor body in aluminium / cast iron

  • 200L Frame to 250M Frame - Motor body in cast iron

  • End shields made of aluminium / cast iron

  • Cylindrical shaft made of 45C8 / SS 410

  • Rotors are pressure die cast and dynamically balanced with shaft and key

  • Stator core pack is built from low loss electrical grade steel lamination

  • Terminal box rotation in steps of 90o

  • Cooling fan made of nylon / aluminium material and designed for better cooling

  • Cooling fan cover made of sheet metal

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