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How do I select the motor cooling method?

How do I select the motor cooling method?

The motor cooling method involving various factors such as cost, installation space and ventilation and heat dissipation effects,and includes the nature of the cooling medium, the arrangement of various cooling circuits and the driving mode of the cooling

6 points for High voltage motor performance guarantee measures

6 points for High voltage motor performance guarantee measures

1. High voltage motor terminal box or junction boxThe junction box consists of main parts such as the box base, the cover and the insulating sleeve. The junction box with rated voltage of 3KV and above, the insulating sleeve is resinized pressing piece or

Can a three phase motor be started when one phase failure?

Can a three phase motor be started when one phase failure?

When the motor is running with a failure phase, we can analyze it in two case: the stop state and the run state.

How to save energy for IE4 super premium high efficiency motor?

How to save energy for IE4 super premium high efficiency motor?

I. To Reduce Stator Loss II. To Reduce Rotor Loss III.To Reduce Iron consumption IV.To Reduce Stray-load Loss V.To Reduce Wind friction loss

Causes of electric motor winding faults

Causes of electric motor winding faults

Causes of electric motor winding faults 1)Long-term overload,aging of the insulation.

Reasons for Short Circuit Fault of Motor Winding and Inspection Methods

Reasons for Short Circuit Fault of Motor Winding and Inspection Methods

1. Reasons for Short Circuit Faults of Motor Windings2. Inspection Methods

How to Manufacturing of High Voltage (HV) Coils

How to Manufacturing of High Voltage (HV) Coils

1.winding 2.Preform wrap up 3.Shaping 4.Reforming 5.Drying and pressing turn-to-turn 6.Inter turn test 7.Make the end of the thread and wrap the main insulation 8.Voltage withstand test for main insulation

Vacuum Pressure Impregnation, VPI

Vacuum Pressure Impregnation, VPI

extend the life of motor,increased machanical strength,quieter operation.

High voltage induction motors

High voltage induction motors

Frame 1000 High Voltage Motor will be ready ahead of time!

On site installation for our customers

On site installation for our customers

Douli Power provide customers with design support, on-site installation, training, guidance and after-sales services.

We Offer Main Driving Motor of Shield Machine for Chinese High-speed Trains

We Offer Main Driving Motor of Shield Machine for Chinese High-speed Trains

We Offer Main Driving Motor of Shield Machine for Chinese High-speed Trains

IE4 super-premium efficiency motor compare with old standard efficiency motor

IE4 super-premium efficiency motor compare with old standard efficiency motor

Low voltage three phase asynchronous motors efficiency classes in the power range 0.75kW to 375kW:IE1= Standard EfficiencyIE2= High EfficiencyIE3=Premium EfficiencyIE4=Super Premium EfficiencyAnd how done to increase efficiency? In order to meet the new e

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