![background image](http://html1.mh-extra.com/html/eaton/ems-2/ems-2_manual_4041118019.webp)
2 Motor starters
2.3 Motor starter with safety function (DOS, ROS)
EMS2… Electronic motor starter
10/19 MN034003EN
www.eaton.com
15
2.3.2 Example of a reversing starter
2.3.3 Terminal assignment
Table 5: Terminal assignment
Figure 6: Mutual (left) and separate (right)
voltage sources for supply and control inputs
A2
E
U
e
R
L
A1
R
L
A2
E
U
e
R
L
A1
R
L
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