The alternator is intended to be used for feeding electric motors of BelAZ dump trucks with a weight capacity up to 180 t.
Types of climatic version – NF2, T2 acc. to GOST 15150-69
Operation category according to the affection by the mechanical factors of the outdoor environment acc. to M28 GOST 30631-99.
Heat resistance of the insulating materials as for the alternator stator windings corresponds to "H" class, for rotor winding – "F" class, for contact rings – "B" class acc. to GOST 8865-93.
The direction of rotation of the alternator – left (from contact rings).
The direction of rotation of the alternator – left (from contact rings).
Excitement of the alternator – from an auxiliary winding (excitement from the third harmonics of the field in an air gap).
Category of the alternator relating to assembly type – M9809 acc. to GOST 2479-79, with the flange end of a shaft on D-end and taper lock end of a shaft on N-end.
Alternator IP category – IPW 21 acc. to GOST IEC 60034-5-2011 in case of joint operation with diesel plant.
Alternator cooling system – IC11 acc. to GOST R MEK 60034-6-2012.
The alternator can be operated at the heights up to 3200 m above sea level.
Basic technical specifications
Remarks:
*Voltage on rectifier conclusions on a direct current: min – 2x610 V, max – 2x900 V.
**Depending on the rotating speed of the diesel engine.
***The excitement current corresponding to a point of the duty type S1 – max.
The generator shall be admitted for operation with voltage increase up to 1000 (NF2) / 900 (T2) kW.
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In duty type S6 60% at rectifier leads for direct current equal to 2 x 1000V and rotation frequency of 25 sec.-1 (1500 rpm). Duration of operation – 40 minutes.
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In a continuous running mode with the parameters as follows:
– rotation frequency, sec⁻¹ (rpm) 31.67 (1900).
– voltage (line voltage), V 600 / 780;
– current, A 2x565 / 2x390 (NF2); 2x509 / 2x351 (T2).