EMS2… Electronic motor starter 10/19 MN034003EN www.eaton.com 1
Content
0 About This Manual..................................................................... 3
0.1 List of revisions ............................................................................ 3
0.2 Target group................................................................................. 3
0.3 Additional documents .................................................................. 3
0.4 Abbreviations and symbols .......................................................... 4
0.4.1 Risk of material damage............................................................... 4
0.4.2 Hazard warnings of personal injury .............................................. 4
0.4.3 Tips............................................................................................... 4
1 General information – EMS2 electronic motor starter ........... 5
1.1 Standards ..................................................................................... 5
1.2 Safety directives........................................................................... 6
1.3 EMS2 device overview ................................................................ 7
1.4 Type code..................................................................................... 8
2 Motor starters ............................................................................ 9
2.1 Construction................................................................................. 9
2.2 Motor starter without safety function (DO, RO) .......................... 10
2.2.1 Block diagrams............................................................................. 11
2.2.2 Terminal assignment.................................................................... 12
2.3 Motor starter with safety function (DOS, ROS) ........................... 13
2.3.1 Block diagrams............................................................................. 14
2.3.2 Example of a reversing starter ..................................................... 15
2.3.3 Terminal assignment.................................................................... 15
2.4 Mounting...................................................................................... 16
2.5 Layout of devices with I
e
= 9 A.................................................... 17
3 Plug-in motor starter ROSF for mounting on an adapter ...... 19
3.1 Mounting...................................................................................... 21
3.2 Layout of devices with adapter EMS2-XTH ................................. 22
3.2.1 Layout of devices with adapter EMS2-XBB or MSFS .................. 24
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