| Customization: | Available |
|---|---|
| Application: | Industrial, Universal |
| Operating Speed: | Constant Speed |
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DAZO series high voltage motors are GOST standard motors for Russian market, they are used to drive Fan, Blower, Compressor, Pump, Crusher, Stock-removing, shedder and other general-purpose machinery. They can serve as the prime movers in power plants, steel, coal mines, mechanical industries etc.
| Frame Size: H355-1120 Rated voltage: 3KV,3.3KV,5.5KV, 6KV, 6.6KV, 10KV, 11KV, 13.8KV Poles: 2P,4P,6P,8P,10P,12P,14P,16P Protection Degree: IP23, IPW24 Mounting: IMB3, IMB35, IMB5, IMV1 etc. |
Power Range: up to 25000kW Frequency: 50Hz, 60Hz Cooling Method: IC01 |
Located in Changsha, central China′s Hunan province, Changli Electric Co., Ltd., a subsidary of Changli Group, which was formally known as Changsha Motor Factory founded in 1946, is a leading electric motor manufacturer among Top 10 industrial electric motor manufacturers in China. With over 70 years′ production experience and research and development capabilities, we can produce a wide range of motors. After years′ development, we have several branches, offices and marketing centers around the country.
In-process Inspection/ Quality Control
All the measuring apparatus and instruments are calibrated each year.
Quality control for each item
| Part | Inspection item |
| Coil | 1. Physical and chemical tests for raw materials |
| 2. Coil winding process inspection | |
| 3. Winding dimension inspection | |
| Iron Core | 1. Physical and chemical test report for silicon steel sheet material |
| 2. Lamination burrs and paint film inspection | |
| 3. Dimensional inspection of laminated steel sheet | |
| Frame | 1.Cold welding parts conformity certificate |
| 2. Finish machining inspection | |
| Rotor | 1. Rotor core lamination inspection |
| 2. Conducting bar welding | |
| 3. Check the material, appearance, conductivity and size of the conducting bar end ring | |
| 4. Check the fastening of the conducting bars in the slots | |
| 5. Dimensional check, including iron core outer diameter | |
| 6. Dynamic balance correction | |
| Shaft | 1. Raw material , annealing check |
| 2 Finish machining check | |
| Stator | 1. Iron core compactness check |
| 2. Check iron core length and section length | |
| 3 Inserting winding check | |
| 4. Iron consumption check | |
| Assembly |
1. Plain bearing size and surface quality check
|
| 2. Check the size of the air gap, the coincidence of the axial centerline of the stator and rotor core, the gap of inner fan and windshield | |
| 3 Cleaning check inside the motor | |
| 4 Shaft center height and installation size check | |
| Test | 1. Routine test |
| 2. Type test |
| Routine test items Winding three-phase DC resistance Winding insulation resistance to ground Winding withstand voltage test No-load current No-load power No-load loss Three-phase no-load current imbalance Locked rotor current Locked rotor torque Maximum torque Rotation direction Vibration: horizontal, vertical, axial Noise … |
Type test items Full load input power Full load current Stator winding loss Rotor winding loss Iron loss Mechanical loss Other losses Full-load slip ratio Stator winding temperature rise Bearing temperature Thermal winding insulation resistance Overload test Full-load power factor Efficiency ... |
Warranty Period
Standard warranty: 12 months after commissioning, or 18 months after delivery, whichever comes first.
If you would like to extend the warranty period, it is allowed, please contact us for more details.
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