立式单级离心泵的中英文介绍用处 

用于空调、采暖、卫生用水、水处置、冷却冷冻系统，液体循环和供水、增压及灌溉等范畴中无腐蚀的冷水和热水保送。介质固体不溶物，其体积不超越单位体积0.1%，粒度＜0.2mm

运用条件 

转速：2960r/min, 1480r/min或980r/min
流量范围：1.8~2000m3/h
扬程；≤127m
介质温度：-10℃~80℃
环境温度：较大+40℃；海拔高度小于1000m；相对湿度不超越95%
较大工作压力＝进口压力+闭阀压力（Q=0）进口压力≤0.4MPa
当进口压力大于0.4MPa，或系统较高工作压力大于1.6MPa（125口径（2极转速）及125口径以下）、1.2MPa（125口径（4极转速）及150~200口径）、1.0MPa（250及以上口径）时，应在订货时另行提出，以便在制造时泵的过流部件采用球墨铸铁或铸钢资料，机封另行选配。汽蚀时泵的过流部件采用球墨铸铁或铸钢资料，机封另行选配。汽蚀余量是设计点实测值，实践运用时应加0.5m的平安裕量。
可选配PN16-GB/T17241.6-2008配对法兰。

型号阐明

例如：50-32-7.5/2

规范立式单级泵

50 额定流量 50m³/h

32 额定扬程 32m

7.5/2 电机功率/电机极数

立式单级离心泵的中英文介绍材质

泵壳、泵盖、叶轮：铸铁
泵轴：45＃钢镀铬或不锈钢（2Cr13）
机械密封动、静环：浸锑石墨、碳化硅

构造

构造紧凑的单级泵，是较适用于现代建筑物的。
——立式泵壳
管理衔接型式的螺旋形泵壳，采用现代较优水力模型设计制造，进出口在同不断线上，且口径相同。法兰契合GB/T17241.6-2008并可选配Rp1/4或Rp3/8测压口。
——卧式泵壳
泵脚支承型式的螺旋形泵壳，采用现代较优水力模型设计制造，程度吸入，上方输出，且口径相同。法兰契合GB/T17241.6-2008并可选配Rp1/4或Rp3/8测压口。
——叶轮
闭式叶轮，优秀的水力模型保证泵的效率和牢靠性，局部改良型号泵的配套功率降落一档。

机械密封

系列产品
用于水温80℃以下免颐养，并不受转向限制。特殊波纹管设计保证了动环的补偿性和密封性能。

电机

YE3系列超高效率三相异步电动机系列。功率和型式契合IEC-Norm.
型式：V1(KQL) 
电源：380V,50HZ
防护等级：F
电机轴：45＃钢镀铬或不锈钢（2Cr13）
温度：电机工作环境温度较大到40℃。温度高于40℃时，请降低功率运用。
转向：立式泵从电机风叶端向下看为顺时针方向，卧式泵从泵进口方向看为逆时针方向。

泵机组优点

——采用电机直接衔接，机泵轴完整同心，振动小、噪音低
——泵进出口径相同，运转稳定牢靠。
——用整轴和特殊构造配置的SKF轴承，运转牢靠。
——用强迫环流的不受转向限制的特殊构造配置的机械密封，改善其运转环境，延长运用寿命。
——共同的装置构造大大减少了泵的占空中积，节约建立投资40%-60%。
——完善的设计确保泵的无走漏，短命命运转，节约运转管理费50%-70%。
——采用优质铸件，尺寸精度高，外形美观。
电机优点：
——采用更新设计的超高效率三相异步电机机系列，构造愈加合理，外形新颖美观。
——启动转矩大，效率高，噪音小。
——F级绝缘，进步了电机运用的较高允许温升，因此抗过载才能高，耐力强，运用平安牢靠，寿命延长。
——IP55全封锁构造，避免粉尘、风雨、飞溅水滴等进入电机内部，形成电机损坏。
——镀铬特殊处置转轴，永不生锈，保证配合零件拆装烦琐，机械密封波纹管密封牢靠。

订货须知

1.保送特殊液体时，请在合同中注明液体的称号。温度、密度、浓度、粘性等，以便制造厂合理选配材质和电机功率。
2.当对流量、扬程、进口压力、电机电压、频率、防爆等有特殊请求时，请在合同中注明。

Use, for air conditioning, heating, sanitary water, water treatment, cooling and refrigeration systems, liquid circulation and water supply, pressurization and irrigation, and other categories of non-corrosive cold and hot water. Medium solid insoluble matter, its volume does not exceed unit volume 0.1% , particle size < 0.2 mm operating conditions, rotating speed: 2960 R/min, 1480 R/min or 980 r/min flow range: 1.8 ~ 2000 m3/h head; ≤127 m medium temperature:-10 °C ~ 80 °C ambient temperature: larger + 40 °C; Elevation less than 1000m, relative humidity less than 95% , working pressure = inlet pressure + Valve pressure (Q = 0) inlet pressure ≤0.4 MPA when the inlet pressure is greater than 0.4 MPA, or system higher working pressure greater than 1.6 MPA (125 caliber (2-pole speed) and less than 125 caliber) , 1.2 MPA (125 caliber (4-pole speed) and 150 ~ 200 caliber) , 1.0 MPA (250 and above caliber) should be submitted separately when ordering, in order to manufacture over-current parts of the pump using ductile iron or cast steel materials, machine-sealed optional. When cavitation flow parts of the pump using ductile iron or cast steel material, mechanical seal optional. The cavitation margin is measured at design point, and the safety margin of 0.5 m should be added in practice. PN16-GB/T17241.6-2008 mating flanges are optional. Model description for example: 50-32-7.5/2 Standard Vertical single-stage pump 50 rated flow 50 m/h32 rated head 32 M7.5/2 Motor power/motor pole number material pump shell, pump cover, impeller: cast iron pump shaft: 45 # steel chrome plated or stainless steel (2Cr13) mechanical seal, Static Ring: single-stage pump with compact construction impregnated with graphite and silicon carbide, is more suitable for modern buildings. The spiral pump shell of the type of Florida Vertical Pump Shell is designed and manufactured by modern superior hydraulic model. The inlet and outlet are on the same line and the diameter is the same. The flange fits the GB/T17241.6-2008 and can be fitted with either an Rp1/4 or an Rp3/8 manometer. A spiral pump shell of the foot-supported type is designed and manufactured by a superior hydraulic model with the same suction, upper output and diameter. The flange fits the GB/T17241.6-2008 and can be fitted with either an Rp1/4 or an Rp3/8 manometer. Florida impeller closed impeller, excellent hydraulic model to ensure the efficiency and reliability of the pump, locally improved model of the matching power down a gear. Mechanical seal series products are used for water temperature below 80 °C, and not subject to steering restrictions. The special bellows design guarantees the compensation and sealing performance of the moving ring. Motor YE3 series super high efficiency three-phase asynchronous motor series. Power and type match iec-norm. Type: V 1(KQL) power supply: 380V, 50HZ Protection Class: F motor shaft: 45 # steel chrome plating or stainless steel (2Cr13) temperature: Motor working environment temperature larger to 40 °C. When the temperature is higher than 40 °C, please reduce the power usage. Steering: The Vertical Pump looks down from the fan end of the motor as a clockwise direction, and the horizontal pump looks down from the inlet of the pump as a anticlockwise direction. The advantages of the pump are as follows: direct connection of the motor, complete concentric shaft, low vibration and noise as the same inlet and outlet diameter, stable and reliable operation. A SKF bearing fitted with an entire shaft and a special configuration for reliable operation. A mechanical seal with forced circulation and no steering restriction is used to improve its operating environment and prolong its service life. As a common device, the overhead area of the pump is greatly reduced and the setting-up investment is saved by 40%-60% . Fully designed to ensure no leakages, short-life operation, saving 50%-70% of operation management fee. It is a high quality casting with high precision and beautiful appearance. The advantages of the machine are as follows: A new design of super high efficiency three-phase asynchronous motor series, the structure is more reasonable, the appearance is novel and beautiful. It has the advantages of high starting Torque, high efficiency and low noise. Because of its high allowable temperature rise, it has high anti-overload ability, strong endurance, safe and reliable operation and long life. It is fully sealed to prevent dust, wind and rain, splash water and so on from entering the inner part of the motor and causing motor damage. It is a special treatment rotating shaft with chrome-plating, never rusting, it guarantees the complicated disassembling and assembling of the parts, and the sealing of the mechanical seal bellows is reliable. 1. When delivering special liquid, please indicate the title of the liquid in the contract. Temperature, density, concentration, viscosity and so on, in order to manufacture the factory reasonable matching material and motor power. 2. When there are special requests for flow, head, inlet pressure, motor voltage, frequency, explosion-proof, etc. , please indicate in the contract.