250KW Motor

250KW Motor

YE3 series AC low voltage 250KW motor is independently developed by SIMO company. The coolant mode is IC411, which meets with regulations of GB/T 755 Rotating Electrical Machines- Ratings and Performance and JB/T 13299 Specifications for YE4-series (IP55) High Efficiency Three-phase Induction Motor (Frame size 63-355). Its efficiency value complies with the grade 2 energy efficiency standard in GB 18613-2020 and is consistent with the lE4 in the international standard IEC 60034- Energy Efficiency Grade of Single Speed Three Phase Cage Induction Motors. This series of products can completely replace the obsolete products of low-voltage three-phase asynchronous motors, such as Y, YGM, YGM2, YE2 and YE3-series of motor.
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Description

Technical Parameters

Title

 

250KW Motor

 

 

Brief Introduction

 

Electric motors are essential equipment in modern industry, and the rated current of a motor is one of the important parameters for evaluating its performance. This article will introduce the calculation method for the rated current of a 220kw motor, helping readers better understand the performance parameters of high-power motors.

1. Definition of motor rated current
The rated current of a motor refers to the current value during motor operation at the rated voltage. The rated current of the motor is half of the continuous operating current of the motor, and it is also an important basis for motor selection and protection.
2. Calculation method for rated current of 250kw motor
The calculation method for the rated current of a 250kw motor is as follows
Rated current=rated power ÷ (3 × Rated voltage × Power factor
Among them, the rated power is 250kw, the rated voltage is 380V, and the power factor is generally around 0.85. By substituting it into the formula for calculation, it can be obtained that
Rated current=250000 ÷ (3 × three hundred and eighty × 0.85)=258
Therefore, the rated current of a 250kw motor is 258.
3. Factors affecting the rated current of the motor
The rated current of a motor is influenced by various factors, including motor power, voltage, frequency, winding temperature, etc. Among them, the higher the motor power, the higher the voltage, the higher the frequency, the higher the winding temperature, and the smaller the rated current.
4. The significance of the rated current of the motor
The rated current of a motor is an important reference indicator during motor operation, which can serve as an important basis for motor selection and protection. When the motor is running, if the current exceeds the rated current, it will cause the motor to overload and damage it. Therefore, it is very important to calculate the rated current of the motor correctly.
Conclusion: This article introduces the calculation method for the rated current of a 250kw motor, helping readers better understand the performance parameters of high-power motors. The rated current of a motor is an important basis for motor selection and protection, and the correct calculation of the rated current of a motor is very important.

 

Main Technical Parameters

 

Frame

H355

Power Scope

220KW

Voltage

380V, 400V, 415V, 460V, 490V, 660V, 690V

Frequency

50Hz, 60Hz

Number of Poles

2P, 4P, 6P, 8P, 10P

Speed

3000rpm, 1500rpm, 1000rpm, 750rpm, 600rpm

Cooling Mechod

IC411

Protection Grade

IP55

Insulation Class

F(155℃), H(180℃)

Duty

S1, S4, S5, S6, S9

Mounting Type

B3

Standard

IEC

Efficiency Grade

IE3

 

Outline Dimensions


80-355

Motor Parameters

250kw

 

 

Applications

The YE3 Series LV Motor is commonly used to drive water pumps, compressors, conveyors and other transmission machinery in different areas.

 

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