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LOHER Tube-cooled MotorMotors: | DH.. / MLFB: 1PS4 | Shaft heights: | 710, 800, 1000 | Power range: | 800 kW - 6500 kW | Number of poles: | 2 - 16 poles, higher pole numbers on request | Voltage range: | 3000 V - 11000 V | Rated voltage: | 3.3 kV / 4.16 kV / 6 kV / 6.6 kV / 10 kV / 11 kV | Frequency converter: | Line and converter operation | Degree of protection: | IP55, IP56, IP65 | Cooling type: | IC 511, IC 516 | Type of construction: | IM B3, IM B35, IM V1 | Enclosure: | Welded steel | Bearings: | Roller bearings, sleeve bearings (only for gas group IIB) | Standards: | IEC, EN, DIN, VDE | Explosion protection: | II2G Ex d(e) IIB T4 | Type of protection: without explosion protection | N.A. | Noise level: | max. 86 dB(A) (load, 50 Hz), lower noise versions are available |
Features- Also available for exceptional requirements such as dust explosion protection or double protection Ex e & Ex d.
- Corrosion protection using special paint finishes according to the manufacturer's standard or customer's specification.
- The motors are available as special version for polar regions down to -40 °C (without pre-heating of the motor) or desert regions up to +60 °C.
- When required, vertical motors can also be equipped with thrust bearings for high axial and radial loads.
- Operation with frequency converters is possible without any complex system test.
- Wide range of connection systems for large cable cross-sections, high short-circuit strength or phase-segregated version.
- Optimized starting and operating parameters and high efficiency by using copper bar rotors as standard.
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