2 EMS2… Electronic motor starter 10/19 MN034003EN www.eaton.com
4 Short-circuit / motor protection............................................... 25
4.1 Short-circuit protection................................................................. 25
4.1.1 Use in IEC environment............................................................... 25
4.1.2 Use in UL environment................................................................ 26
4.2 Motor protection.......................................................................... 27
4.2.1 Symmetry detection .................................................................... 28
4.2.2 Motor with brake ......................................................................... 28
4.2.3 Conditions when setting the motor protection............................ 29
4.2.4 Setting of the motor protection ................................................... 29
4.2.5 Displaying the set value............................................................... 30
4.2.6 Tripping and reset ........................................................................ 31
5 Application examples................................................................ 33
5.1 Single-channel controlled stop application (cat. 3, SIL 3, PL e)
with error prevention ................................................................... 34
5.2 Reversing starter 24 V DC with safety function (dual-channel)
(cat. 3, SIL 3, PL e)....................................................................... 36
6 Status messages........................................................................ 39
6.1 LEDs on the front of the device................................................... 39
6.2 Output relay ................................................................................. 42
6.3 Resetting after an error message ................................................ 42
6.3.1 Automatic reset ........................................................................... 42
6.3.2 Manual reset................................................................................ 43
7 Technical data ............................................................................ 45
8 Dimensions................................................................................. 51
8.1 Motor starters.............................................................................. 51
8.1.1 Motor starters with screw terminals for top-hat rail mounting.... 51
8.1.2 Motor starters with push-in terminals for top-hat rail mounting .. 51
8.1.3 Plug-in motor starters .................................................................. 52
8.2 Adapters ...................................................................................... 52
9 Accessories................................................................................. 53
9.1 Connectors .................................................................................. 53
9.1.1 Three-phase current connector.................................................... 53
9.1.2 Control current connector............................................................ 55
9.2 Fuses ........................................................................................... 55
Index ........................................................................................... 57
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