YEJ/Y2EJ series of retropack is full-close fan-cooled rat-cage type three-phase asynchronism

motor with direct current arrester, it trip up swiftly, simple structure, high reliablity,

universal performance. Arrester has manual-release structure, widely used in all kinds of

swiftly-stop and precise-orientation mechanism equipments and gearing.

The power resource of arrestor provided by the rectifier in the motor outlet box, AC220-

DC99V for 3kw or lower, AC380-DC170 for 4kw or lower.