在发昆西真空泵询价给昆山安孛机电贸易有限公司前，请您尽量供给下面参数。我们的技术也会问您下面13个疑问：

It is important to ask the following 13 questions for new inquiry, when you buy our pumps make selection for pumps, please check the following 12 questions:

1.Capacity 流量

2.Delivery pressure  扬程或许差压

3.Type of liquid---Liquid List which can be found in relevant software/website; 介质

4.Viscosity----The impact to efficiency, power, capacity head of pump curves; 粘度，对效率、

功率及泵的出口压力有大的影响

5.Pump job---To know the market process  泵的用途，便于了解效劳的市场和流程

6.Type of installation---For motor base plate selection, vertical, horizontal 装置方法、便于电机

及底座挑选：卧式或许立式

7.Suction lift----For NASHr check NPSHa calculation; 吸高，便于校核NPSHr及计算NPSHa

8.Temperature---For jacket of pump, cooling of pump, selection of material seal,O-ring etc.

温度， 便于挑选是不是要加热或许冷却夹套、材料及密封、O型圈挑选

9.Old pumping experience----To learn the stone of other mountain; 曩昔泵的阅历，参考之资，

能够攻玉。 阳光下没有新鲜事，阅历实践证实或许证伪的阅历教训给力。

10.Running hours/day  天天运转时刻， 接连运转仍是间歇上岗

11.Voltage  电压

12.Frequency---Impact to the pump curves 频率，50Hz仍是60Hz

13.Certificate: 证书，ATEX, CE, 船级社证书？

在上面疑问弄清后，选出的昆西真空泵好用的准确率99%， 还有1%靠泵业匠人的阅历、技术和知识优化。