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    Current position:Home > dv/dt滤波器 > dv /dt滤波器

    dv /dt滤波器

    Comment     Time:2015-07-15    Views     Category:dv/dt滤波器
    • 应用电路:异步电机变频传动,变频器输出侧,抑制开关频率纹波电流所衍生的高次谐波电流,降低长电缆行波反射dv/dt瞬变电压,从而降低电机涡流损耗及噪音,保护电机绝缘。主要应用于电源电压过高、老电机改造、非变频电机绝缘强度较低、频繁制动、较长电缆传输场合。

    •  测试效果:

       以下为22KW变频器输出侧,输出电缆长度为400米加入DV/DT滤波器前后的测试效果:


       加入DV/DT滤波器前的电压电流波形图:        加入DV/DT滤波器后的电压电流波形图:


      

    系统额定电压:3-AC400V/690V,du/dt≤500V/uS

    滤波器型号

    图号

    载波频率(KHZ)

    额定电流(A)

    允许电缆长度最大(m

    重量(Kg)

    尺寸(mm)

    W

    D

    H

    W0

    D0

    A*B

    DUT-0010-EISC

    A

    5

    10

    400

    5.9

    150

    95

    160

    60

    67

    7*11

    DUT-0013-EISC

    5

    13

    400

    6.4

    150

    95

    160

    60

    67

    7*11

    DUT-0016-EISC

    5

    16

    400

    6.5

    150

    95

    160

    60

    67

    7*11

    DUT-0025-EISC

    4

    25

    400

    8.4

    180

    130

    190

    80

    87

    7*11

    DUT-0030-EISC

    4

    30

    400

    8.7

    180

    130

    190

    80

    87

    7*11

    DUT-0040-EISA

    B

    4

    40

    400

    12.4

    230

    160

    190

    110

    85

    9*18

    DUT-0045-EISA

    4

    45

    400

    12.6

    230

    160

    190

    110

    85

    9*18

    DUT-0060-EISA

    3

    60

    400

    14.3

    230

    160

    220

    110

    85

    9*18

    DUT-0075-EISA

    3

    75

    400

    14.5

    230

    160

    220

    110

    85

    9*18

    DUT-0090-EISA

    3

    90

    400

    14.9

    230

    160

    220

    110

    85

    9*18

    DUT-0110-EISA

    3

    110

    400

    19

    230

    175

    220

    110

    100

    9*18

    DUT-0150-EISA

    3

    150

    400

    19.8

    230

    175

    220

    110

    100

    9*18

    DUT-0180-EISA

    C

    3

    180

    400

    26.8

    260

    185

    265

    140

    110

    9*18

    DUT-0220-EISA

    3

    220

    400

    27.8

    260

    185

    265

    140

    110

    9*18

    DUT-0260-EISA

    3

    260

    400

    33.9

    300

    195

    280

    170

    110

    11*18

    DUT-0320-EISA

    3

    320

    400

    35.8

    300

    195

    280

    170

    110

    11*18

    DUT-0400-EISA

    3

    400

    400

    47.5

    300

    230

    280

    170

    135

    11*18

    DUT-0480-EISA

    3

    480

    400

    66.1

    360

    250

    375

    190

    135

    13*26

    DUT-0540-EISA

    3

    540

    400

    67.9

    360

    250

    375

    190

    135

    13*26

    DUT-0600-EISA

    3

    600

    400

    69.3

    360

    250

    375

    190

    135

    13*26

    DUT-0800-EISA

    D

    2

    800

    400

    96.0

    430

    290

    410

    240

    175

    14*28

    DUT-1000-EISA

    2

    1000

    400

    100.7

    430

    290

    410

    240

    175

    14*28

    DUT-1100-EISA

    2

    1100

    400

    134.8

    430

    305

    510

    240

    190

    14*28

    DUT-1200-EISA

    2

    1200

    400

    137.5

    430

    305

    510

    240

    190

    14*28


    备注:产品标示A、B、C为滤波器三相输入端,X、Y、Z为滤波器三相输出端。