Động cơ phòng nổ & chống cháy WEG
Cập nhật: Thứ Ba, 17/07/2007 14:01
BF Line
Techinical Information
Description
The present catalogue refers to TEFC, high voltage, three phase, squirrel cage induction motors up to 6600 V, ribbed frames, BF series, with shaft height from 315 to 500 mm, with following powers:
| kW | RPM | | 90 up to 1000 kW | 3000 RPM | | 90 up to 1400 kW | 1500 RPM | | 90 up to 1120 kW | 1000 RPM | | 90 up to 900 kW | 750RPM |
Under request, are available higher outputs on this motor series. |
Standards
The motor series BF, high voltage are manufactured according to IEC and equivalent national standards:
Rating and performance - IEC 60034-1 Outputs and dimensions - IEC 60072-1 and 60072-2 Mechanical protection - IEC 60034-5 Cooling method - IEC 60034-6 Mounting arrangements - IEC 60034-7 Insulation class - IEC 60085 Terminals identification and rotation - IEC 60034-8 Noise limits - IEC 60034-9 Balancing and vibration limits - IEC 60034-14 |
Construction
Mechanical protection: IP55 Insulation: Class F Temperature rise: 80 K Main components:
- Frame: cast iron
- Terminal box: cast iron, with pressed steel cover
- Endshields: cast iron
- Fan: aluminium, steel or polypropylene
- Fan cover: steel Finish: Industrial paint system, standard color RAL 5007 |
Voltage and Frequency
| The performance data referred on the present catalogue is for motors operating with a voltage of 6000V+/- 5% and a frequency of 50Hz+/- 2%, on continuous service. For voltages of 6600Vall figures are equivalent, except the rated current(In), which shall be multiplied by a factor of 0.9. Under request are available other voltages up to 6600V, and frequencies 50or 60Hz. |