Example Of A Reversing Starter; Terminal Assignment - Eaton EMS2 Series Manual

2.3.2 Example of a reversing starter

2.3.3 Terminal assignment

U
e
R L
A2 A1 R L E
Figure 6: Mutual (left) and separate (right)
voltage sources for supply and control inputs
Table 5: Terminal assignment
Terminal Function
1L1 three-phase incoming unit
3L2 three-phase incoming unit
5L3 three-phase incoming unit
2T1 three-phase motor connection
4T2 three-phase motor connection
6T3 three-phase motor connection
A1 control voltage connection
A2 control voltage connection
ON Motor startup (with DOL starters)
Reference point is terminal A2
L Motor startup in counterclockwise rotation (for reversing starters)
Reference point is terminal E
R Motor startup in counterclockwise rotation (for reversing starters)
Reference point is terminal E
E Reference point for control inputs L, R and ON
95 Relay output for fault messages
96 Relay output for fault messages
98 Relay output for fault messages
RES / MAN Input for manual resetting of error messages
RES / AUT Input for automatic resetting of error messages
EMS2... Electronic motor starter 10/19 MN034003EN www.eaton.com
2.3 Motor starter with safety function (DOS, ROS)
U
e
R L
A2 A1 R L
2 Motor starters
E
15