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This series of three-phase asynchronous motors YKK450-6, was the first motor purchased by the customer from our company in 2020, replacing the original three-phase asynchronous motors of other brands. To ensure a perfect replacement of the customer's original motor, our engineers designed a 100% perfect replacement plan based on the dimensions provided by the customer. Up to now, the customer has been using the product for 5 years and is very satisfied with its quality. In 2025, due to production needs, the customer has decided to purchase another motor of the same model. Here, we are very grateful to the customer for their recognition of the quality of our company's products.
The first motor nameplate is a 450KW 6.6KV 990RPM three-phase asynchronous squirrel-cage induction motor produced by Shandong Langrui Motor in April 2020.
The second nameplate is a 450KW 6.6KV 990RPM three-phase AC asynchronous motor produced by Shandong Langrui Motor in April 2025.
The technical parameters of 3 phase AC asynchronous squirrel cage induction motor are as follows:
Motor Model: YKK450-6 Rated Power:450KW Frequency:50HZ
Rated Voltage: 6600V
Rotation Speed: 990rpm,
Protection Class: IP55
Power Factor:0.86
Insulation Grade: F
Cooling Method: IC611
Drive end bearing:NU228+6228, Non drive end bearing: NU228
Regarding the center height of the YKK series 450 frame, 2400V, 3000V, 6000V, and 6600V motors, We offer multiple power options:
Motor Model | Rated Power |
YKK450-2 | 560KW 630KW 710KW 800KW 900KW 1000KW 1120KW |
YKK450-4 | 500KW 560KW 630KW 710KW 800KW 900KW 1000KW |
YKK450-6 | 355KW 400KW 450KW 500KW 560KW 630KW 710KW |
YKK450-8 | 250KW 280KW 315KW 355KW 400KW 450KW 500KW |
YKK450-10 | 200KW 220KW 250KW 280KW 315KW 355KW |
YKK450-12 | 185KW 200KW 220KW 250KW 280KW 315KW |