Vertical centrifugal pipeline sewage pump GW LW

Vertical centrifugal pipeline sewage pump GW LW

LW and GW is based on inline pumps. Both they have similar specifications and performance.

These pumps have good sewage processing ability. High efficiency. Big solids easy to pass and non clog. Solids size may reach 50% of the caliber and fiber 5 times. Best mechanical seal for 8000 hours continous working with high efficiency.

Working Principle: Centrifugal impeller
Main applications: Sewage
Driver: Electric motor
Power Specs: 380/415 V 3phase; 50hz/60hz
Max. permissible fluid temperature: 80°C
Type of connection: Flange
Installation position: Vertical
Casing/Inner parts material: Cast iron, Stainless steel/Cast iron, Stainless steel
Shaft seal type: Mechanical seal
Free passage: 50% of caliber
Maximum gravity: 1.28
Maximum drive rating: 280kW (376hp)
Maximum caliber: 20 inch (500mm)
Maximum dischrage head: 35m
Flow rate range: 7-2650 m³/h (117-44167 l/m)

Model Caliber
(mm) Capacity（m3/h） Head
（m） Speed（r/min） Power（kw） Efficiency（%）
25-8-22-1.1 25 8 22 2825 1.1 38.1
32-12-15-1.1 32 12 15 2825 1.1 40
40-15-15-1.5 40 15 15 2840 1.5 45.1
40-15-30-2.2 40 15 30 2840 2.2 18
50-20-7-0.75 50 20 7 1390 0.75 54
50-10-10-0.75 50 10 10 1390 0.75 56
50-20-15-1.5 50 20 15 2840 1.5 55
50-15-25-2.2 50 15 25 2840 2.2 56
50-18-30-3 50 18 30 2880 3 58
50-25-32-5.5 50 25 32 2900 5.5 53
50-20-40-7.5 50 20 40 2900 7.5 55
65-25-15-2.2 65 25 15 2840 2.2 52
65-37-13-3 65 37 13 2880 3 55
65-25-30-4 65 25 30 2890 4 58
65-30-40-7.5 65 30 40 2900 7.5 56
65-35-50-11 65 35 50 2930 11 60
65-35-60-15 65 35 60 2930 15 63
80-40-7-2.2 80 40 7 1420 2.2 52
80-43-13-3 80 43 13 2880 3 50
80-40-15-4 80 40 15 2890 4 57
80-65-25-7.5 80 65 25 2900 7.5 56
100-80-10-4 100 80 10 1440 4 62
100-110-10-5.5 100 110 10 1440 5.5 66
100-100-15-7.5 100 100 15 1440 7.5 67
100-85-20-7.5 100 85 20 1400 7.5 68
100-100-25-11 100 100 25 1460 11 65
100-100-30-15 100 100 30 1470 15 66
100-100-35-18.5 100 100 35 1460 18.5 65
125-130-15-11 125 130 15 1460 11 62
125-130-25-15 125 130 20 1440 15 63
150-145-6-7.5 150 145 6 1470 7.5 63
150-180-15-15 150 180 15 1470 15 65
150-180-20-18.5 150 180 20 1470 18.5 75
150-180-25-22 150 180 25 1470 22 76
150-130-30-22 150 130 30 1470 22 75
150-180-30-30 150 180 30 970 30 73
150-200-30-37 150 200 30 970 37 70
200-300-7-11 200 300 7 1470 11 73
200-250-11-15 200 250 11 1470 15 74
200-400-10-22 200 400 10 1470 22 76
200-400-13-30 200 400 13 1470 30 73
200-250-11-15 200 250 15 1470 18.5 72
200-300-15-22 200 300 15 1470 22 73
200-250-22-30 200 250 22 1470 30 71
200-350-25-37 200 350 25 1470 37 75
200-400-30-55 200 400 30 1480 55 70
250-600-9-30 250 600 9 980 30 74
250-600-12-37 250 600 12 1480 37 78
250-600-15-45 250 600 15 1480 45 75
250-600-20-55 250 600 20 1480 55 73
250-600-25-75 250 600 25 1480 75 73
300-800-12-45 300 800 12 1480 45 76
300-500-15-45 300 500 15 980 45 70
300-800-15-55 300 800 15 980 55 73
300-600-20-55 300 600 20 980 55 75
300-800-20-75 300 800 20 980 75 78
300-950-20-90 300 950 20 980 90 80
300-1000-25-110 300 1000 25 980 110 82
300-1100-10-55 300 1100 10 980 55 84.5
350-1500-15-90 350 1500 15 980 90 83.1
350-1200-18-90 350 1200 18 980 90 83.2
350-1100-28-132 350 1100 28 740 132 78.5
350-1000-36-160 350 1000 36 740 160 82.1

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