Each parameter and performance of the independently developed motor series matched with water supply pump has reached the advanced level at home and abroad. The YMS800-4 5500kW motor in this series of product has passed the department-level appraisals in 1985, and has been awarded the third prize of the National Science & Technology Progress Award in 1987. The first product is operated in 1983 and more than two hundred motors have been produced by now.

　　●Product Model and Performance Parameter

　　● Technology Feature

　　It adopts the plain bearing, oil circulation system and casting split end cap with reliable structure; its shell adopts steel plate welding with good rigidity and light weight; its stator adopts good-quality cold-rolling non-orientation silicon steel sheet with small consumption; it adopts circular cooling with low noise and temperature rise; and it has the features of good performance and convenient repair with good feedback received from the users.

　　●Scope of Application

　　It is used for the driving equipment of the electric hydraulic pressure speed-regulation boiler feed water pump in electricity generating station, and it is also used for other power equipments.