SOURIAU MSG 3U Connector for TCMS and TIMS

By News Release | October 06, 2014

The SOURIAU MSG 3U connector for TCMS and TIMS applications complies with EN 45545, the most stringent smoke and fire standard.

SOURIAU MSG 3U Connector for TCMS and TIMSDesigned for on-board or on-ground TCMS (Train Control Monitoring System) and TIMS (Train Information Management System) applications, the MSG 3U connector by Esterline Connection Technologies – SOURIAU complies with EN 45545, the most stringent smoke and fire standard. It is one of the few connectors on the market that have been specially developed for 3U racks. Already adopted by several rail-equipment manufacturers, the MSG 3U is currently being employed in a large number of projects.

The new MSG 3U connector offers many advantages. The main distinguishing feature of the MSG 3U is its high reliability. The result of 20 years of experience gained by Esterline Connection Technologies – SOURIAU’s teams in rack connections for railway applications in Japan, the MSG 3U is designed to meet equipment miniaturization requirements and fit better in 3U racks.

Not only is the MSG 3U small, it is shielded inside a metal hood on the plug and receptacle sides for full protection against electromagnetic interference and signal degradation.


MSG 3U is available in three layouts: With 29 and 41 standard contacts and with up to five Quadrax Ethernet contacts. The Quadrax version can transmit signals at speeds of up to 100Mb/s and the design allows users to select grounded or ungrounded contacts.

Its quick, tool-less locking/unlocking system and front accessibility are perfect for nighttime maintenance jobs requiring minimal time that does not disrupt train service.

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