Ykk Series Large Sized High Voltage Three-Phase Induction Electric Motor Ykk710-4-3150kw

• Customization: Available
• Application: Industrial, Universal
• Operating Speed: Constant Speed
• Model NO.: YKK710-4-3150KW
• Number of Stator: Three-Phase
• Species: Y, Y2 Series Three-Phase
• Rotor Structure: Squirrel-Cage
• Casing Protection: Closed Type
• Number of Poles: 2-12
• Starting Mode: Direct on-line Starting
• Certification: ISO9001, CCC, CE
• Brand: Changli
• Rated Power: up to 25000kw
• Frequency: 50Hz, 60Hz
• Voltage: 3.3kv, 6kv, 6.6kv, 10kv, 11kv
• Protection: IP44, IP54, IP55, IP56
• Cooling Method: IC611, IC616,IC666
• Mounting: Imb3, Imb5, Imb35
• Rotation Direction: Cw/Ccw
• Insulation: H/F
• Color: Can Be Customized
• Bearing Brand: SKF
• Transport Package: Standard Seaworthy Packing
• Trademark: CHANGLI
• Origin: China
• HS Code: 8501530090
• Production Capacity: 500000

Product Description

Y Series Large Sized High Voltage Three-phase Induction Motors

This series of motor may be used for driving all kinds of general machines such as the compressor, ventilation fan, water pump, stock-removing machine, transportation machines and other mechanical equipment, and are applied as the prime mover in all industrial and mining enterprises such as the mine, machinery, petrochemical industry and power plant, etc. If the users place an order for the motors that are used for driving the machines with huge rotary inertia such as the blower, coal grinder, rolling machine, crusher, belt machine, etc., they shall provide us with relevant technical data, sign the technical agreement with us as the basis for specific design of motor to ensure the reliable operation of motor.

Technical Specifications

Frame Size: H710-1120 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,IP44, IP54, IP55, IP56, IP65, IP66 Mounting: IMB3, IMB35, IMB5, IMV1 etc.

Power Range: up to 25000kW Frequency: 50Hz, 60Hz Cooling Method: IC611, IC616, IC666

FACTORY PHOTOS 



 

Raw Materials
Frame: Cast iron, steel
Stator: Copper
Rotor: Copper/aluminum 
Shaft:  45# Steel
Bearing: SKF, or equivalent 

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	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

Test Items
Each motor must be tested before leaving the factory. After the motor is qualified, the motor can be shipped out. Each motor will have a test report.
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

Paintings
Standard painting thickness: 120microns (40 micron priming paint and 80micron finish paint)
With professional painters, we can mix and paint any color according to your choice.

Packaging
Standard seaworthy package for export
Plywood package or wooden fumigation package
Suitable for long distance transportation by sea

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, please contact us for details.