This part is a kind of semiconductor called 60MT.

Function of this product has THREE PHASE BRIDGE.

Manufacturers : International Rectifier

Image and pinout :

Some of the text within the PDF file :

Bulletin I27500 rev. A 05/03 MT..KB SERIES THREE PHASE BRIDGE Power Modules Features Package fully compatible with the industry standard INT-Apak power modules series High thermal conductivity package, electrically insulated case Outstanding number of power encapsulated components Excellent power volume ratio, outline for easy connections to power transistor and IGBT modules 4000 VRMS isolating voltage UL E78996 approved 60 A 70 A Description A range of extremely compact, encapsulated three phase bridge rectifiers offering efficient and reliable operation. They are intended for use in general purpose and heavy duty applications. Major Ratings and Characteristics Parameters IO @ TC IFSM I2t @ 50Hz @ 60Hz @ 50Hz @ 60Hz I2√t VRRM TSTG TJ range range range 60MT.KB 60 (75) 85 (61) 420 4 [ ... ]

60MT PDF Datasheet Download