Eaton EMS2 Series - Power Circuit Specifications

7 Technical data
EMS2… Electronic motor starter 10/19 MN034003EN www.eaton.com 47
Relay output
Changeover contact Potential-free changeover contact Potential free changeover contact
Terminals
Terminal 95: Root
Terminal 96: N/C
Terminal 98: N/O
Terminal 95: Root
Terminal 96: N/C
Terminal 98: N/O
Switching capacity according to IEC 60947-S-1
2 A (25 V, DC13) 3 A (230 V, AC15)
Power circuit
Rated operational voltage U
e
500 V AC, 50/60 Hz 500 V AC, 50/60 Hz
Operational voltage 42 V AC - 550 V AC 42 V AC - 550 V AC
Rated operational current AC51
EMS2-…-2,4-24VDC: 2.4 A
EMS2-…-3-24VDC: 3 A
EMS2-…-9-24VDC: 9 A
EMS2-…-Z-2,4-230VAC: 2.4 A
EMS2-…-Z-9-230VAC: 9 A
Rated operational current AC53a
EMS2-…-2,4-24VDC: 2.4 A
EMS2-…-9-24VDC: 6.5 A
For devices with safety function:
EMS2-…S(F)-…-3-24VDC: 3 A
EMS2-…S(F)-…-9-24VDC: 7 A
EMS2-…-Z-2,4-230VAC: 2.4 A
EMS2-…-Z-9-230VAC: 6.5 A
Permissible load current range
For devices without safety function:
EMS2-…-2,4-24VDC: 0.18 A - 2.4 A
EMS2-…-9-24VDC: 1.5 A - 9 A
For devices with safety function:
EMS2-D(R)OS-…-3-24VDC: 0.15 A - 33 A
EMS2-D(R)OS-…-9-24VDC: 1.2 A - 60 A
EMS2-…-Z-2,4-230VAC: 0.18 A - 2.4 A
EMS2-…-Z-9-230VAC: 1.5 A - 9 A
Motor protection tripping characteristics (IEC
60947-4-2)
EMS2-…-2.4-24VDC: Class 10
EMS2-…-3-24VDC: Class 10
EMS2-…-9-24VDC: Class 10A
Class10A
Heat dissipation
For devices without safety function:
EMS2-D(R)O-…-2,4-24VDC: 1.1 W - 3.3 W
EMS2-D(R)O…-9-24VDC: 1.1 W - 14.6 W
For devices with safety function:
EMS2-D(R)OS-…-3-24VDC: 1.5 W - 3 W
EMS2-D(R)OS-…-9-24VDC: 1.5 W - 13 W
For Plug-in motor starters EMS2-ROSF-… for
mounting on an adapter:
EMS2-ROSF-Z-3-24VDC: 1,5 W - 4 W
EMS2-ROSF-Z-9-24VDC: 1,5 W - 14 W
EMS2-…-Z-2,4-230VAC: 2.6 W - 4.7 W
EMS2-…-Z-9-230VAC: 2.6 W -16.1 W
Rated operational voltage U
e
500 V AC, 50/60 Hz 500 V AC, 50/60 Hz
Range of operational voltage 42 V AC - 550 V AC 42 V AC - 550 V AC
Rated operational current AC51
3 A 9 A
Rated operational current AC53a 3 A 7 A
Permissible load current range 0.18 A - 3 A 1.5 A - 9 A
Size/feature
EMS2-…-24VDC EMS2-…-230VAC