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优秀水力模型,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
LG、LG-B多级离心泵型号参数
|
型号
|
级数
|
流量
|
扬程
|
|
功率
|
转速
|
|
25LG3-10
(LG-B)
|
2
|
3.0
|
0.83
|
20
|
42
|
0.75
|
2900
|
2
|
3
|
3.0
|
0.83
|
30
|
42
|
1.1
|
2900
|
2
|
4
|
3.0
|
0.83
|
40
|
42
|
1.5
|
2900
|
2
|
5
|
3.0
|
0.83
|
50
|
42
|
1.5
|
2900
|
2
|
6
|
3.0
|
0.83
|
60
|
42
|
2.2
|
2900
|
2
|
7
|
3.0
|
0.83
|
70
|
42
|
2.2
|
2900
|
2
|
8
|
3.0
|
0.83
|
80
|
42
|
2.2
|
2900
|
2
|
9
|
3.0
|
0.83
|
90
|
42
|
2.2
|
2900
|
2
|
10
|
3.0
|
0.83
|
100
|
42
|
3.0
|
2900
|
2
|
11
|
3.0
|
0.83
|
110
|
42
|
3.0
|
2900
|
2
|
12
|
3.0
|
0.83
|
120
|
42
|
4.0
|
2900
|
2
|
13
|
3.0
|
0.83
|
130
|
42
|
4.0
|
2900
|
2
|
14
|
3.0
|
0.83
|
140
|
42
|
4.0
|
2900
|
2
|
15
|
3.0
|
0.83
|
150
|
42
|
4.0
|
2900
|
2
|
32LG6.5-15
(LG-B)
|
2
|
6.5
|
1.81
|
30
|
53
|
1.5
|
2900
|
2.4
|
3
|
6.5
|
1.81
|
45
|
53
|
2.2
|
2900
|
2.4
|
4
|
6.5
|
1.81
|
60
|
53
|
3.0
|
2900
|
2.4
|
5
|
6.5
|
1.81
|
75
|
53
|
4.0
|
2900
|
2.4
|
6
|
6.5
|
1.81
|
90
|
53
|
4.0
|
2900
|
2.4
|
7
|
6.5
|
1.81
|
105
|
53
|
5.5
|
2900
|
2.4
|
8
|
6.5
|
1.81
|
120
|
53
|
5.5
|
2900
|
2.4
|
9
|
6.5
|
1.81
|
135
|
53
|
5.5
|
2900
|
2.4
|
10
|
6.5
|
1.81
|
150
|
53
|
7.5
|
2900
|
2.4
|
40LG6-15
(LG-B)
|
2
|
6
|
1.67
|
30
|
53
|
1.5
|
2900
|
2.4
|
3
|
6
|
1.67
|
45
|
53
|
2.2
|
2900
|
2.4
|
4
|
6
|
1.67
|
60
|
53
|
2.2
|
2900
|
2.4
|
5
|
6
|
1.67
|
75
|
53
|
3
|
2900
|
2.4
|
6
|
6
|
1.67
|
90
|
53
|
3
|
2900
|
2.4
|
7
|
6
|
1.67
|
105
|
53
|
4
|
2900
|
2.4
|
8
|
6
|
1.67
|
120
|
53
|
4
|
2900
|
2.4
|
9
|
6
|
1.67
|
135
|
53
|
5.5
|
2900
|
2.4
|
10
|
6
|
1.67
|
150
|
53
|
5.5
|
2900
|
2.4
|
11
|
6
|
1.67
|
160
|
53
|
7.5
|
2900
|
2.4
|
12
|
6
|
1.67
|
180
|
53
|
7.5
|
2900
|
2.4
|
40LG12-15
(LG-B)
|
2
|
12
|
3.33
|
30
|
60
|
2.2
|
2900
|
2.9
|
3
|
12
|
3.33
|
45
|
60
|
3.0
|
2900
|
2.9
|
4
|
12
|
3.33
|
60
|
60
|
4.0
|
2900
|
2.9
|
5
|
12
|
3.33
|
75
|
60
|
5.5
|
2900
|
2.9
|
6
|
12
|
3.33
|
90
|
60
|
5.5
|
2900
|
2.9
|
7
|
12
|
3.33
|
105
|
60
|
7.5
|
2900
|
2.9
|
8
|
12
|
3.33
|
120
|
60
|
7.5
|
2900
|
2.9
|
9
|
12
|
3.33
|
135
|
60
|
11.0
|
2900
|
2.9
|
10
|
12
|
3.33
|
150
|
60
|
11.0
|
2900
|
2.9
|
50LG18-20
(LG-B)
|
2
|
18
|
5
|
40
|
69
|
4
|
2950
|
3.15
|
3
|
18
|
5
|
60
|
69
|
5.5
|
2950
|
3.15
|
4
|
18
|
5
|
80
|
69
|
7.5
|
2950
|
3.15
|
5
|
18
|
5
|
100
|
69
|
11
|
2950
|
3.15
|
6
|
18
|
5
|
120
|
69
|
11
|
2950
|
3.15
|
7
|
18
|
5
|
140
|
69
|
15
|
2950
|
3.15
|
8
|
18
|
5
|
160
|
69
|
15
|
2950
|
3.15
|
50LG24-20
(LG-B)
|
2
|
24
|
6.67
|
40
|
69
|
5.5
|
2950
|
3.15
|
3
|
24
|
6.67
|
60
|
69
|
7.5
|
2950
|
3.15
|
4
|
24
|
6.67
|
80
|
69
|
11.0
|
2950
|
3.15
|
5
|
24
|
6.67
|
100
|
69
|
11.0
|
2950
|
3.15
|
6
|
24
|
6.67
|
120
|
69
|
15.0
|
2950
|
3.15
|
7
|
24
|
6.67
|
140
|
69
|
15.0
|
2950
|
3.15
|
8
|
24
|
6.67
|
160
|
69
|
18.5
|
2950
|
3.15
|
65LG25-20
(LG-B)
|
2
|
25
|
6.95
|
40
|
69
|
5.5
|
2950
|
3.4
|
3
|
25
|
6.95
|
60
|
69
|
7.5
|
2950
|
3.4
|
4
|
25
|
6.95
|
80
|
69
|
11
|
2950
|
3.4
|
5
|
25
|
6.95
|
100
|
69
|
15
|
2950
|
3.4
|
6
|
25
|
6.95
|
120
|
69
|
15
|
2950
|
3.4
|
7
|
25
|
6.95
|
140
|
69
|
18.5
|
2950
|
3.4
|
8
|
25
|
6.95
|
160
|
69
|
18.5
|
2950
|
3.4
|
65LG36-20
(LG-B)
|
2
|
36
|
10.0
|
40
|
72.5
|
7.5
|
2950
|
3.4
|
3
|
36
|
10.0
|
60
|
72.5
|
11.0
|
2950
|
3.4
|
4
|
36
|
10.0
|
80
|
72.5
|
15
|
2950
|
3.4
|
5
|
36
|
10.0
|
100
|
72.5
|
18.5
|
2950
|
3.4
|
6
|
36
|
10.0
|
120
|
72.5
|
22
|
2950
|
3.4
|
7
|
36
|
10.0
|
140
|
72.5
|
22
|
2950
|
3.4
|
8
|
36
|
10.0
|
160
|
72.5
|
30
|
2950
|
3.4
|
80LG40-20
(LG-B)
|
2
|
40
|
11.1
|
40
|
73
|
7.5
|
2950
|
3.4
|
3
|
40
|
11.1
|
60
|
73
|
11
|
2950
|
3.4
|
4
|
40
|
11.1
|
80
|
73
|
15
|
2950
|
3.4
|
5
|
40
|
11.1
|
100
|
73
|
18.5
|
2950
|
3.4
|
6
|
40
|
11.1
|
120
|
73
|
22
|
2950
|
3.4
|
7
|
40
|
11.1
|
140
|
73
|
30
|
2950
|
3.4
|
8
|
40
|
11.1
|
160
|
73
|
30
|
2950
|
3.4
|
80LG50-20
(LG-B)
|
2
|
50
|
13.9
|
40
|
75
|
11.0
|
2950
|
3.8
|
3
|
50
|
13.9
|
60
|
75
|
15.0
|
2950
|
3.8
|
4
|
50
|
13.9
|
80
|
75
|
18.5
|
2950
|
3.8
|
5
|
50
|
13.9
|
100
|
75
|
22
|
2950
|
3.8
|
6
|
50
|
13.9
|
120
|
75
|
30
|
2950
|
3.8
|
7
|
50
|
13.9
|
140
|
75
|
30
|
2950
|
3.8
|
8
|
50
|
13.9
|
160
|
75
|
37
|
2950
|
3.8
|
80LG72-20
(LG-B)
|
2
|
72
|
20
|
40
|
73.3
|
15
|
2950
|
3.5
|
3
|
72
|
20
|
60
|
73.3
|
18.5
|
2950
|
3.5
|
4
|
72
|
20
|
80
|
73.3
|
30
|
2950
|
3.5
|
5
|
72
|
20
|
100
|
73.3
|
30
|
2950
|
3.5
|
6
|
72
|
20
|
120
|
73.3
|
37
|
2950
|
3.5
|
7
|
72
|
20
|
140
|
73.3
|
45
|
2950
|
3.5
|
8
|
72
|
20
|
160
|
73.3
|
55
|
2950
|
3.5
|
|