Squirrel-cage three-phase induction motors selfventilated of closed design are intended for the drive of reserve excitation assemblies of turbo-generators.

Description:

Mode of operation – S1 as per GOST 183-74.

Degree of protection – IP44 as per GOST 17494-87.

Method of cooling – ICW37A91 as per GOST 20459-87.

Climatic version and category of location – У3 or T3 of the motors AСЗ-2-17-61-6, УХЛ4 – for the motors AСЗ-17-64-8 and ATK20C8-12 as per GOST 15150-69.

Technical data:

Motor type Power, kW Voltage, V Synchronous rotation frequency, rpm Design dynamic moment of armature inertia, kgm2 Weight, kg
rotor of the working mechanism (permissible)
АСЗ-2-17-61-6У3 1250 6000 1000 425 2575 10050
Motor type Power, kW Voltage, V Synchronous rotation frequency, rpm Design dynamic moment of armature inertia, kgm2 Weight, kg
rotor of the working mechanism (permissible)
АСЗ-2-17-61-6Т3 1250 6000 1000 425 2575 10450
Motor type Power, kW Voltage, V Synchronous rotation frequency,

rpm

Total dynamic moment of assembly masses, kgm2 Weight, kg
АСЗ-17-64-8УХЛ4 1800 6000 750 6250 21720
Motor type Power, kW Voltage, V Synchronous rotation frequency,

rpm

Total dynamic moment of assembly masses, kgm2 Weight, kg
АТК-20С8-12УХЛ4 3200 6000 500 13650 37000