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lg型高层建筑多级离心泵
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lg型高层建筑多级离心泵性能及优点
lg、lg-b型立式多级离心泵是根据我我国对高层建筑给排水及国家消防局标准开发的新一代给水产品。该型泵由于采用了高效节能的水力模型，因此具有效率高，性能范围广的优点，更好地满足了用户的使用要求。另外，本型泵在结构上采用了立式、分段形式，且运转安全、平稳、寿命长、占地面积小，安装维修方便。
lg多级离心泵应用范围
高层建筑生活用水，高层建筑消防用水，厂矿、企业给水、排水、低压锅炉循环用水。
lg型高层建筑多级离心泵技术参数
流量：6.3-50m3/h
扬程：20-120m
转速：2900r/min
口径：φ320-φ80
温度范围：0~+80℃
工作压力：≤1.2mpa
lg型高层建筑给水多级离心泵型号意义
100lg-b(r)72-20*6
100-泵的进水口直径(mm)
lg-b -立式多级泵便拆式结构
r-热水型
72-设计点流量(m3/h)
20-设计点单级叶轮扬程(m)
6-泵级数
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lg、lg-b多级离心泵型号参数
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型号
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级数
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流量
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扬程
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功率
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转速
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25lg3-10
(lg-b)
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2
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3.0
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0.83
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20
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42
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0.75
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2900
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2
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3
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3.0
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0.83
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30
|
42
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1.1
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2900
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2
|
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4
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3.0
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0.83
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40
|
42
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1.5
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2900
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2
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5
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3.0
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0.83
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50
|
42
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1.5
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2900
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2
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6
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3.0
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0.83
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60
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42
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2.2
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2900
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2
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7
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3.0
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0.83
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70
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42
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2.2
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2900
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2
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8
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3.0
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0.83
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80
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42
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2.2
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2900
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2
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9
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3.0
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0.83
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90
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42
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2.2
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2900
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2
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10
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3.0
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0.83
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100
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42
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3.0
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2900
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2
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11
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3.0
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0.83
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110
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42
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3.0
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2900
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2
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12
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3.0
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0.83
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120
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42
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4.0
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2900
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2
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13
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3.0
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0.83
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130
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42
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4.0
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2900
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2
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14
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3.0
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0.83
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140
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42
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4.0
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2900
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2
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15
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3.0
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0.83
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150
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42
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4.0
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2900
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2
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32lg6.5-15
(lg-b)
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2
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6.5
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1.81
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30
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53
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1.5
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2900
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2.4
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3
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6.5
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1.81
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45
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53
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2.2
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2900
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2.4
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4
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6.5
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1.81
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60
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53
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3.0
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2900
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2.4
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5
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6.5
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1.81
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75
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53
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4.0
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2900
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2.4
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6
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6.5
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1.81
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90
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53
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4.0
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2900
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2.4
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7
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6.5
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1.81
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105
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53
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5.5
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2900
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2.4
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8
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6.5
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1.81
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120
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53
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5.5
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2900
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2.4
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9
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6.5
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1.81
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135
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53
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5.5
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2900
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2.4
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10
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6.5
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1.81
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150
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53
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7.5
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2900
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2.4
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40lg6-15
(lg-b)
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2
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6
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1.67
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30
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53
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1.5
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2900
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2.4
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3
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6
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1.67
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45
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53
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2.2
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2900
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2.4
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4
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6
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1.67
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60
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53
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2.2
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2900
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2.4
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5
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6
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1.67
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75
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53
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3
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2900
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2.4
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6
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6
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1.67
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90
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53
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3
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2900
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2.4
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7
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6
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1.67
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105
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53
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4
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2900
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2.4
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8
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6
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1.67
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120
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53
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4
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2900
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2.4
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9
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6
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1.67
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135
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53
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5.5
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2900
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2.4
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10
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6
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1.67
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150
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53
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5.5
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2900
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2.4
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11
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6
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1.67
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160
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53
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7.5
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2900
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2.4
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12
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6
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1.67
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180
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53
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7.5
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2900
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2.4
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40lg12-15
(lg-b)
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2
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12
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3.33
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30
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60
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2.2
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2900
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2.9
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3
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12
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3.33
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45
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60
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3.0
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2900
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2.9
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4
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12
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3.33
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60
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60
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4.0
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2900
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2.9
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5
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12
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3.33
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75
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60
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5.5
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2900
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2.9
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6
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12
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3.33
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90
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60
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5.5
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2900
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2.9
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7
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12
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3.33
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105
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60
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7.5
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2900
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2.9
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8
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12
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3.33
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120
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60
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7.5
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2900
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2.9
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9
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12
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3.33
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135
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60
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11.0
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2900
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2.9
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10
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12
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3.33
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150
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60
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11.0
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2900
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2.9
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50lg18-20
(lg-b)
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2
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18
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5
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40
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69
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4
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2950
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3.15
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3
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18
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5
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60
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69
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5.5
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2950
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3.15
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4
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18
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5
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80
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69
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7.5
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2950
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3.15
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5
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18
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5
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100
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69
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11
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2950
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3.15
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6
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18
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5
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120
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69
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11
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2950
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3.15
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7
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18
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5
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140
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69
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15
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2950
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3.15
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8
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18
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5
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160
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69
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15
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2950
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3.15
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50lg24-20
(lg-b)
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2
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24
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6.67
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40
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69
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5.5
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2950
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3.15
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3
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24
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6.67
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60
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69
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7.5
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2950
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3.15
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4
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24
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6.67
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80
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69
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11.0
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2950
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3.15
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5
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24
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6.67
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100
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69
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11.0
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2950
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3.15
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6
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24
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6.67
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120
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69
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15.0
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2950
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3.15
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7
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24
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6.67
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140
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69
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15.0
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2950
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3.15
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8
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24
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6.67
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160
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69
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18.5
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2950
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3.15
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65lg25-20
(lg-b)
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2
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25
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6.95
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40
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69
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5.5
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2950
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3.4
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3
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25
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6.95
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60
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69
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7.5
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2950
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3.4
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4
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25
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6.95
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80
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69
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11
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2950
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3.4
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5
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25
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6.95
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100
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69
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15
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2950
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3.4
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6
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25
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6.95
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120
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69
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15
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2950
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3.4
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7
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25
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6.95
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140
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69
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18.5
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2950
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3.4
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8
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25
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6.95
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160
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69
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18.5
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2950
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3.4
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65lg36-20
(lg-b)
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2
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36
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10.0
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40
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72.5
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7.5
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2950
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3.4
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3
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36
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10.0
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60
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72.5
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11.0
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2950
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3.4
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4
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36
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10.0
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80
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72.5
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15
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2950
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3.4
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5
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36
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10.0
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100
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72.5
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18.5
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2950
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3.4
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6
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36
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10.0
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120
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72.5
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22
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2950
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3.4
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7
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36
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10.0
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140
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72.5
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22
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2950
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3.4
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8
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36
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10.0
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160
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72.5
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30
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2950
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3.4
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80lg40-20
(lg-b)
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2
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40
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11.1
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40
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73
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7.5
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2950
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3.4
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3
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40
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11.1
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60
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73
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11
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2950
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3.4
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4
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40
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11.1
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80
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73
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15
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2950
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3.4
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5
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40
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11.1
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100
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73
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18.5
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2950
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3.4
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6
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40
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11.1
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120
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73
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22
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2950
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3.4
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7
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40
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11.1
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140
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73
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30
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2950
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3.4
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8
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40
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11.1
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160
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73
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30
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2950
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3.4
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80lg50-20
(lg-b)
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2
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50
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13.9
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40
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75
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11.0
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2950
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3.8
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3
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50
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13.9
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60
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75
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15.0
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2950
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3.8
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4
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50
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13.9
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80
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75
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18.5
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2950
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3.8
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5
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50
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13.9
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100
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75
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22
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2950
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3.8
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6
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50
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13.9
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120
|
75
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30
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2950
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3.8
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7
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50
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13.9
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140
|
75
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30
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2950
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3.8
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8
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50
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13.9
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160
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75
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37
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2950
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3.8
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80lg72-20
(lg-b)
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2
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72
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20
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40
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73.3
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15
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2950
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3.5
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3
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72
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20
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60
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73.3
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18.5
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2950
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3.5
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4
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72
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20
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80
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73.3
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30
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2950
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3.5
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5
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72
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20
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100
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73.3
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30
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2950
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3.5
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6
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72
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20
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120
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73.3
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37
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2950
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3.5
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7
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72
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20
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140
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73.3
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45
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2950
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3.5
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8
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72
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20
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160
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73.3
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55
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2950
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3.5
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相关产品：多级泵 , 多级泵种类 , 多级泵配件 , 多级泵维修 , 多级泵厂家 , 多级泵型号 , 多级泵管道泵 , 温州多级泵 , 多级泵原理
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