Introduction
The Horizontal Coupling Sewage Pump, with its volute pump body design and dual-channel impeller structure, achieves high efficiency, wear resistance, and smooth passage of solid particles, making it suitable for conveying urban sewage, industrial wastewater, and liquids containing solid particles.
Model Description
For example:
LS150.280AD-M4/15V-DG
LS - Series name
150 - Nominal diameter (mm), e.g., DN150
280 - Impeller code
A - Additional impeller code, used to distinguish variations (A, B, C)
D - Impeller type: B = Blade impeller; D = Double-channel impeller
M - Motor configuration
4 - Motor stage
15 - Motor power (kW)
V - Motor type: V = Frequency conversion; E = Explosion-proof; ordinary motors are not specially marked
D - Impeller material: D = QT500; G = HT200; S = 0Cr19Ni9; O = other materials
G - Pump body material: D = QT500; G = HT200; S = 0Cr19Ni9; O = other special materials
Product Features
Wear-resistant and durable
The pump body and sealing rings are made of replaceable cast bronze, offering excellent wear resistance.
Highly reliable bearing system
Equipped with three-disc fully enclosed ball bearings, providing high load-bearing capacity and excellent heat dissipation.
Easy to maintain
The front and rear portal frame design allows for easy disassembly and maintenance of critical components such as the impeller and shaft seal.
Why Choose Us
Production Capacity: 15,000㎡ factory area, 5 production lines, annual output of 10,000 water pumps and 5,000 blowers.
Quality Assurance: ISO 9001 and CE/TUV certified, full-process quality control, 100% finished product qualification rate.
Technology R&D: 20 engineers and 10 technicians, 15 patents, supporting new product development and non-standard customization.
Supply Chain and Inventory: 50+ long-term suppliers, key components manufactured in-house, common raw material inventory ≥3 months of production.
After-sales Service: Provides 24-hour technical response, 72-hour on-site service, and long-term maintenance support.
Technical Data
| Power supply | 3φ 380V 50Hz |
| Working mode | S1 |
| Medium temperature | 0-80℃ |
| Ambient temperature | 0-40℃ |
| Density | Less than 1.05×103kg/m3 |
| PH scope | 5-9 |
| Installation method | horizontal installation |
Structural Diagram

|
No. |
Name |
Material |
|
|
GB |
JIS |
||
|
1 |
Motor |
HT200 |
FC200 |
|
2 |
Coupling |
HT200 |
FC200 |
|
3 |
Coupling cover |
NBR |
NBR |
|
4 |
Bearing gland |
HT200 |
FC200 |
|
5 |
Nameplate |
0Cr18Ni9 |
SUS304 |
|
6 |
Water retaining ring |
NBR |
NBR |
|
7 |
Bearing body |
HT200 |
FC200 |
|
8 |
Back cover |
HT200 |
FC200 |
|
9 |
Plug |
0Cr18Ni9 |
SUS304 |
|
10 |
Front cover |
HT200 |
FC200 |
|
11 |
Seal ring |
ZCuSn10Pb5 |
LBC2 |
|
12 |
Impeller nut |
0Cr18Ni9 |
SUS304 |
|
13 |
Impeller |
HT200 |
FC200 |
|
14 |
Pump body |
HT200 |
FC200 |
|
15 |
O-ring |
NBR |
NBR |
|
16 |
Mechanical seal |
SiC-SiC |
SiC-SiC |
|
17 |
Bearing |
- |
- |
|
18 |
Shaft |
2Cr13 |
SUS420 |
|
19 |
Bearing bracket |
Q235A |
SS400 |
|
20 |
Base |
Q235A |
SS400 |
Different models have slightly different structures, we can produce different materials on request.
Performance Curve


Installation Diagram





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