DY12-50型臥式多級(jí)油泵性能參數(shù)表
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DY12-50型泵性能表
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級(jí)數(shù)
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流 量Q
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揚(yáng)程
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轉(zhuǎn) 速
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效率
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軸功率
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配 用 電 機(jī)
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必需汽蝕余量
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葉輪
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泵重
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H
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n
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η
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N
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(NPSH)r
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直徑
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(kg)
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（m）
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（r／min）
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（%）
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（KW）
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（m）
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D
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m3／h
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L／S
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功率
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電機(jī)型號(hào)
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（mm）
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（KW）
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3
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7.5
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2.08
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162
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2950
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37.8
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8.8
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|
|
2
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Φ198
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268
|
|
|
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150
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11.3
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18.5
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YB2-160L-2
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||||
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12.5
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3.47
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139.5
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45
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12.4
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|
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2
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||||
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4
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|
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216
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|
11.7
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|
|
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289
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||
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15
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4.17
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200
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45.9
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15.1
|
22
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YB2-180M-2
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2.5
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||||
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|
186
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16.6
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|
|
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||||
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5
|
|
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270
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|
14.6
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|
|
|
310
|
||
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|
|
250
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|
18.9
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30
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YB2-200L1-2
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||||
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232.5
|
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20.7
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|
|
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||||
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6
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|
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324
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|
17.5
|
|
|
|
331
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||
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|
|
300
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|
22.7
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30
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YB2-200L1-2
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||||
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279
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24.8
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|
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||||
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7
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|
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378
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20.4
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|
|
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352
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||
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|
|
350
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26.5
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37
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YB2-200L2-2
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||||
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325.5
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|
29
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|
|
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||||
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8
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|
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432
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23.3
|
|
|
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373
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||
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400
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30.3
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45
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YB2-225M-2
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||||
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372
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33.1
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|
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||||
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9
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|
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486
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26.3
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|
|
|
394
|
||
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|
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450
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|
34
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45
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YB2-225M-2
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||||
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418.5
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37.3
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|
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||||
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10
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540
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29.2
|
|
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|
415
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||
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500
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37.8
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55
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YB2-250M-2
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||||
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465
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41.4
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|
|
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||||
|
11
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|
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594
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32.1
|
|
|
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436
|
||
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|
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550
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41.6
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55
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YB2-250M-2
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||||
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511.5
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45.5
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|
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||||
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12
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648
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35
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|
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457
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||
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600
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45.4
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75
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YB2-280S-2
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||||
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558
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50
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