Please note, that part name "QM600HA-2HK" was later switched to "QM600HA-2H" without noticeable changes at the module.
Mitsubishi produced the part also for the US-market. Therefore, they called it Powerex KS621K60
.pdf datasheet Datenblatt darlington transistor module provided by www.ineltron.de. Buy the part online here: www.semimart.net.