Recommended Products
- YFB3 Series High Efficency dust explosion-proof three phase induction motors
-
* Frame sizes: 80 to 355
* Rated output: 0.18 to 315kW
* Voltage: 380V660V,380/660V
* Frequency: 50Hz or 60 Hz
* Duty Cycle: S1
* Insulation class: F
* Degree of protection: IP65 T135℃
* Efficiency levels: IE3
* Ex-code: Ex tD A21
- YBX4 Series Super premium Efficiency IE4 Explosion-proof Induction Motors
-
Frame sizes: 80 to 355
* Rated output: 0.18 to 375kW
* Voltage: 380V,660V,380/660V 50Hz & 400V,415V,440V,460V,480V,690V 60Hz (for Exd-symbol Exd Ⅱ and frame size 80-355)
660V/1140V 50Hz & 400V,415V,440V,460V,480V,690V 60Hz (for Exd-symbol Exd Ⅱ and frame size 112-355)
* Degree of protection: IP55
* Efficiency levels: IE4
- YBS Series Explosion-proof motors for Drag Conveyer
-
* Rated output: 7.5 to 200Kw
* Efficiency levels: IE1
* Voltage: 380V,660V,380V/660V, 1140V,660V/1140V
- YBX3 Series High Efficiency Explosion-proof Induction Motors
-
* Frame sizes: 80 to 355
* Rated output: 0.18 to 375kW
* Voltage: 380V,660V,380/660V 50Hz & 400V,415V,440V,460V,480V,690V 60Hz (for Exd-symbol Exd Ⅱ and frame size 80-355)
660V/1140V 50Hz & 400V,415V,440V,460V,480V,690V 60Hz (for Exd-symbol Exd Ⅱ and frame size 112-355)
* Degree of protection: IP55
* Efficiency levels: IE3
Top articles
PERFORMANCE TOLERANCE RANGE OF MOTORS
Performance tolerance range
|
No. |
Electrical performance description |
Tolerance |
|
1 |
Efficiency （η）＞150kW |
－0.15 (1－η)
－0.10 (1－η) |
|
2 |
power factor |
－(1－cosφ)/6, (min) －0.02, (max) －0.07 |
|
3 |
locked rotor torque |
－15% |
|
4 |
pull-up torque |
－15% |
|
5 |
breakdown torque |
－10% |
|
6 |
locked rotor current |
＋20% |
