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 |