ZW type self-priming unobstructed sewage pump ZW type self-priming sewage pump
Category:
chemical industry/pump/Self priming pump
Model:
50ZW20-12
Brand:
Boyu
brand:
Boyu
model:
50ZW20-12
conveyed medium:
Impurity pump
Drive Type:
electric pump
Medium temperature type:
Constant temperature pump
material:
cast iron
Maximum outlet pressure type:
Low pressure pump; Pd≤4MPa)
Maximum outlet pressure value:
zero point two
Rated flow Q:
twenty
Rated head H:
twelve
Number of impeller stages:
Single-stage pump
Inhalation method:
Single suction pump
impeller structure:
Semi open impeller
Shell type:
snail shell type
Pump shaft position:
Horizontal Pump
structural type:
centrifugal
Shaft power Pa:
two point two
Pump efficiency η:
sixty-five
NPSH cavitation allowance:
three
Allow suction height:
seven
Inlet diameter Ds:
fifty
Discharge outlet diameter Dd:
fifty
medium temperature:
twenty
Operating Temperature:
forty
ambient temperature:
forty
rated speed:
two thousand eight hundred and ninety
Place of Origin:
Suzhou City, Jiangsu Province
manufacturer:
Jiangsu Boyu Pump Industry Co., Ltd
Retail Price
2,500.00USD
重量
kg
- Product Description
-
brand Boyu
model 50ZW20-12
conveyed medium Impurity pump
Drive Type electric pump
Medium temperature type Constant temperature pump
material cast iron
Maximum outlet pressure type Low pressure pump; Pd≤4MPa)
Maximum outlet pressure value zero point two
Rated flow Q twenty
Rated head H twelve
Number of impeller stages Single-stage pump
Inhalation method Single suction pump
impeller structure Semi open impeller
Shell type snail shell type
Pump shaft position Horizontal Pump
structural type centrifugal
Shaft power Pa two point two
Pump efficiency η sixty-five
NPSH cavitation allowance three
Allow suction height seven
Inlet diameter Ds fifty
Discharge outlet diameter Dd fifty
medium temperature twenty
Operating Temperature forty
ambient temperature forty
rated speed two thousand eight hundred and ninety
Place of Origin Suzhou City, Jiangsu Province
manufacturer Jiangsu Boyu Pump Industry Co., Ltd
Description :
Non clogging self-priming sewage pump, ZW self-priming sewage pump, ZW type self-priming sewage pump
1、 Overview of unobstructed self-priming sewage pump products
ZW self-priming sewage pump, ZW self-priming unobstructed sewage pump not only has the self-priming function of a self-priming pump, but also has the function of an unobstructed sewage pump. It is difficult to encounter blockage. ZW self-priming sewage pump is installed on the ground for easy maintenance and repair. Within the effective suction range of self-priming unobstructed sewage pump, users from all walks of life tend to prefer and choose non overcurrent self-priming large suction unobstructed sewage pump products.
Commonly usedSelf-priming sewage pumpThere are mainly two types of self-priming sewage pumps: ZW self-priming sewage pumps with couplings and ZWL self-priming sewage pumps without couplings. ZW self-priming sewage pumps are one of the earlier self-priming sewage pump products. ZW self-priming sewage pumps with couplings have certain advantages in conveying high-temperature liquids, and will not transfer heat to the motor due to high liquid temperature, nor will there be water ingress into the motor after mechanical seal leakage. The advantages of ZWL self-priming pump are small footprint, low vibration and noise. Due to the use of direct coupling, it avoids the disadvantages of needing to find balance in the coupling form and has a low reliability and failure rate. Ordinary self-priming sewage pumps have a self-priming height of less than 5 meters. If you need a self-priming sewage pump with better self-priming height, you can consult us and customize various high suction self-priming sewage pumps, ZW self-priming sewage pumps, and ZWL self-priming sewage pumps according to actual needs. We can also customize vacuum assisted self-priming sewage pumps to meet the defect of insufficient self-priming height.
2、 Characteristics of ZW type self-priming sewage pump
1. Characteristics of ZW self-priming pump and ZWL self-priming sewage pump
The self-priming non clogging sewage pump is developed to replace submersible sewage pump products and avoid the occurrence of motor burnout caused by water leakage when the pump is submerged in water. It is also a self-priming non clogging sewage pump product with self-priming function developed for easy maintenance and repair. Boyu Company has developed a novel self-priming pump product based on the technology of similar self-priming pump products at home and abroad. The ZW self-priming sewage pump mainly has the functions of a self-priming pump and the characteristics of a non clogging sewage pump. It mainly adopts the principle of axial reflux and external mixing. ZW self-priming pump products not only do not require the installation of a bottom valve in the inlet pipeline like general water self-priming pumps, but also do not need to be filled with water every time they are used. Self suction sewage pumps can not only suck and discharge media containing large solid particles and long fiber impurities, but also be widely used as impurity pumps for chemical media such as municipal sewage engineering, river pond aquaculture, light industry, papermaking, textile, food, chemical, electrical, fiber, pulp and mixed suspension Compared with similar domestic self-priming sewage pump products, ZW self-priming pump has the characteristics of simple structure, good self-priming performance, strong sewage discharge capacity, high efficiency and energy saving, and easy use and maintenance. It belongs to the domestic * in the sewage pump series products. All technical performance indicators rank among the top in China, reaching an advanced level, and have broad application markets and development prospects
2Non clogging sewage pump with self suction and high suction power that will not exceed the current limitfeature
This self suction pump that does not exceed the current has good self suction effect and can quickly suck up water. Without the use of a vacuum assist system, the self suction height can reach 6 meters, while with the use of a vacuum assist system, it can reach 8-9 meters. It only takes 50 seconds for water to flow out at a height of 8 meters.
The ZW self-priming sewage pump will not experience overload or overcurrent when using any head within the range described in the model.
ZW type self-priming sewage pump has good non clogging effect and the impeller is made of alloy steel material with good cutting effect.
The ZW type self-priming sewage pump has a mechanical seal with a self-lubricating oil chamber. The self-priming pump can operate without adding water and can run idle.
The ZW type self-priming sewage pump is equipped with a steam water separator on previous vacuum devices, which can completely separate water and gas, preventing a drop of water from being sucked into the vacuum pump.









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Key words:- Self-priming sewage pump
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