Introduction

Y-H Series are totally-enclosed,fan-cooled three-phase marine motors of the squirrel-cagetype.The motors are suitable for driving various machines on ships such as pumps,blowers,separators,hydraulic engines and other auxillary equipment.

Y-H series is a design variation of the brand-new Y series developed recently and noted for its high-efficiency and starting torque.

The motors are designed accordance with National Standard GB755"Rotating electrical machines-Rating and performance"and the existing"Rules for the construction of sea-going steel ships."

The motors also comply with the relevant requirements of the following standars and specifications.

IEC60034   Rotating electrical machines

IEC60068   Basic environmental testine procedures

IEC60072   Dimensions and output ratings for rotating electrical machines

IEC60092   Electrical installation in ships

The motors are also in conformity with part of the specifications of the following Ships ClassificationSocieties.