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Z4-280-31 DC Motor
DC Motor

Z4-280-31 DC Motor

Frame

H280

Rated Voltage

440V

Insulation

155 (F) Grade

Protection Grade

IP21S

Cooling

IC06

Mounting

IM B35

Duty

S1

Vibration

≤2.3mm/s

Ambient Temperature

-15℃ ~ +40℃

Humidity

≤90%

Note: Motors can be customized according to customer’s requirements.

    Motor Description

    DC motors have high energy conversion efficiencies and are capable of delivering high output power at low energy consumption. This is critical for mill operation, as the milling process typically consumes a large amount of electrical energy. Efficient DC motors can effectively reduce production costs and improve economic efficiency.

    The working process of the mill requires precise control of the rotational speed to adapt to the grinding requirements of different materials. DC motors have superior speed regulation performance and can realize smooth speed changes by adjusting voltage and current. This precise control capability enables the mill to maintain the best working condition under different working conditions.

    DC motors have good starting performance and can reach the rated speed in a short time. This is particularly important for the mill start-up process, where the mill has to overcome high static friction. The DC motor's fast starting ability can effectively reduce the mill's starting time and improve production efficiency.

    During the grinding process, the degree of grinding and particle size distribution of the material has an important impact on the quality of the final product. Sometimes it is necessary to run the mill in reverse to adjust the grinding state of the material. The DC motor's ability to run in reverse allows the mill to respond flexibly to different production needs.

    Outline Dimensions

    Z4-250-31

    Technical Data

    Type

    Rated power

    Rated speed

    Rated current

    Speed with Field Weakened

    Exciting power

      Armature circuit resistance

    Armature circuit resistance

    Magnetic inductance

    External  inductance

           Efficiency

            Moment of inertia GD2

        Weight

     

     

    400V

    440V

     

     

     

     

     

     

     

     

     

     

     

    KW

    r/min

    A

    r/min

    W

    Ω(20℃)

    mH

    H

    mH

    %

    kg·m2

    kg

    Z4-280-31

    198

    900

     

    544

    2000

    3210

    0.0308

    1

    5.54

    -

    90.6

    21.2

    1500

     

    220

     

    1000

    544

    2000

    3210

    0.0308

    1

    5.54

    -

    90.6

    21.2

    1500

     

    118

    540

     

    338

    1000

    3210

    0.0829

    2.4

    5.81

    -

    86.8

    21.2

    1500

     

    132

     

    600

    338

    1000

    3210

    0.0829

    2.4

    5.81

    -

    86.8

    21.2

    1500

     

    80

    450

     

    234

    1000

    3210

    0.137

    5

    6.61

    -

    85.4

    21.2

    1500

     

    90

     

    500

    234

    1000

    3210

    0.137

    5

    6.61

    -

    85.4

    21.2

    1500

    Application

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