General specifications
Product name
Eaton Moeller® series EMS2 DOL starter
Part no.
EMS2-DOS-Z-3-24VDC
EAN
4015080896036
Product Length/Depth
114.5 millimetre
Product height
99 millimetre
Product width
22.5 millimetre
Product weight
0.287 kilogram
Certifications
IEC 61508
UL508
IEC/EN 60947-4-2
EN ISO 13849
UL 60947-4-1
UL report applies to both US and Canada
UL listed
CSA-C22.2 No. 60947-4-1-14
PTB 19 ATEX 3000
UL Category Control No.: NLDX, NLDX7
UL File No.: E338590
CE marking
Certified by UL for use in Canada
Product Tradename
EMS2
Product Type
DOL starter
Product Sub Type
None
Catalog Notes
AC-53a: Please note possible derating.
Circuit design: safety output stage with bypass, three-phase disconnect.
Features & Functions
Functions
Motor protection
Temperature compensated overload protection
DOL starting
Controlled stop
General information
Class
CLASS 10
Connection to SmartWire-DT
No
Degree of protection
IP20
NEMA Other
Model
Direct starter
Mounting method
Rail mounting possible
Top-hat rail fixing (according to IEC/EN 60715, 35 mm)
Mounting position
Vertical
Motor feeder at bottom
Overload release current setting - min
0.18 A
Overload release current setting - max
3 A
Product category
Electronic motor starter
Residual ripple
≤ 5 % (input voltage)
Terminal capacity
0.2 - 2.5 mm², Main cables, Push-in terminals
0.2 - 2.5 mm², Main cables
0.14 - 2.5 mm², Control circuit cables
Terminal capacity (AWG)
26 - 14, Control circuit cables
24 - 14, Main cables
Type
DOL starter (complete device)
Voltage type
DC
Climatic environmental conditions
Ambient operating temperature - min
-25 °C
Ambient operating temperature - max
70 °C
Ambient storage temperature - min
40 °C
Ambient storage temperature - max
80 °C
Electro magnetic compatibility
Radio interference class
Class A (EN 61000-6-3, emitted interference, radiated)
EN 55011
Electrical rating
Rated actuating current (Ic)
5 mA
Rated conditional short-circuit current (Iq), type 2, 380 V, 400 V, 415 V
0 A
Rated control supply current Is
40 mA
Rated control supply voltage
19.2 - 30 V DC
Rated control voltage (Uc)
24 V (Actuating circuit ON, L, R)
Rated control supply voltage (Us) at AC, 50 Hz - min
0 V
Rated control supply voltage (Us) at AC, 50 Hz - max
0 V
Rated control supply voltage (Us) at AC, 60 Hz - min
0 V
Rated control supply voltage (Us) at AC, 60 Hz - max
0 V
Rated control supply voltage (Us) at DC - min
24 V
Rated control supply voltage (Us) at DC - max
24 V
Rated operational current (Ie)
3 A
Rated operational current (Ie) at AC-15, 220 V, 230 V, 240 V
2 A
Rated operational current (Ie) at AC-3, 380 V, 400 V, 415 V
3 A
Rated operational current (Ie) at AC-51
3 A
Rated operational current (Ie) at AC-53A - max
3 A
Rated operational current (Ie) at DC-13, 24 V
2 A
Rated operational power at AC-3, 220/230 V, 50 Hz
0.55 kW
Rated operational power at AC-3, 380/400 V, 50 Hz
1.1 kW
Rated operational power at AC-53A, 380/400 V, 50 Hz
1.1 kW
Rated operational voltage
42 - 550 V
500 V AC
Switching level
-3 - 9.6 V DC, Switching level "Low", Actuating circuit (ON, L, R)
19.2 - 30 V DC, Switching level "High", Actuating circuit (ON, L, R)
< 5 V DC, Switching level "confirm Off", Actuating circuit (ON, L, R)
Contacts
Number of auxiliary contacts (normally closed contacts)
1
Number of auxiliary contacts (normally open contacts)
1
Number of contacts (change-over contacts)
1
Safety
Explosion safety category for dust
ATEX dust-ex-protection, II (2) D [Ex t] [Ex p]
ATEX dust-ex-protection, II (2) G [Ex e] [Ex d] [Ex px]
Safety parameter (EN ISO 13849-1)
PL e, Performance level (safe switch off)
3 (safe switch off), Category
60 (safe switch off) / 70 (motor protection) years; MTTFD
Safety parameter (IEC 62061)
99 %, SFF
Λdd [FIT]: 580 (Safe switch off) / 601 (Motor protection)
Λdu [FIT]: 2.3 (Safe switch off) / 11 (Motor protection)
Λsu [FIT]: 1072 (Safe switch off) / 969 (Motor protection)
Opening delay [ms]: 200 (safe switch off) / Class 10 (motor protection)
99 % (safe switch off) / 98 % (motor protection), DC
Λsd [FIT]: 0
PFHd [FIT]: 2.3 (Safe switch off)
SIL 3 (Safe switch off) / SIL 2 (Motor protection)
Design verification
Equipment heat dissipation, current-dependent Pvid
2.5 W
Heat dissipation capacity Pdiss
0 W
Heat dissipation per pole, current-dependent Pvid
0 W
Rated operational current for specified heat dissipation (In)
3 A
Static heat dissipation, non-current-dependent Pvs
2 W
Heat dissipation details
If necessary, Allow for derating
10.2.2 Corrosion resistance
Meets the product standard's requirements.
10.2.3.1 Verification of thermal stability of enclosures
Meets the product standard's requirements.
10.2.3.2 Verification of resistance of insulating materials to normal heat
Meets the product standard's requirements.
10.2.3.3 Resist. of insul. mat. to abnormal heat/fire by internal elect. effects
Meets the product standard's requirements.
10.2.4 Resistance to ultra-violet (UV) radiation
Meets the product standard's requirements.
10.2.5 Lifting
Does not apply, since the entire switchgear needs to be evaluated.
10.2.6 Mechanical impact
Does not apply, since the entire switchgear needs to be evaluated.
10.2.7 Inscriptions
Meets the product standard's requirements.
10.3 Degree of protection of assemblies
Does not apply, since the entire switchgear needs to be evaluated.
10.4 Clearances and creepage distances
Meets the product standard's requirements.
10.5 Protection against electric shock
Does not apply, since the entire switchgear needs to be evaluated.
10.6 Incorporation of switching devices and components
Does not apply, since the entire switchgear needs to be evaluated.
10.7 Internal electrical circuits and connections
Is the panel builder's responsibility.
10.8 Connections for external conductors
Is the panel builder's responsibility.
10.9.2 Power-frequency electric strength
Is the panel builder's responsibility.
10.9.3 Impulse withstand voltage
Is the panel builder's responsibility.
10.9.4 Testing of enclosures made of insulating material
Is the panel builder's responsibility.
10.10 Temperature rise
The panel builder is responsible for the temperature rise calculation. Eaton will provide heat dissipation data for the devices.
10.11 Short-circuit rating
Is the panel builder's responsibility. The specifications for the switchgear must be observed.
10.12 Electromagnetic compatibility
Is the panel builder's responsibility. The specifications for the switchgear must be observed.
10.13 Mechanical function
The device meets the requirements, provided the information in the instruction leaflet (IL) is observed.

Technical data ETIM 9.0

Low-voltage industrial components (EG000017) / Motor starter/motor starter combination (EC001037)
Electric engineering, automation, process control engineering / Low-voltage switch technology / Load breakout, motor breakout / Motor starter combination (ecl@ss13-27-37-09-05 [AJZ718018])
Type of motor starter
Direct online starter (DOL)
With short-circuit release
No
Rated control supply voltage AC 50 Hz
0 - 0 V
Rated control supply voltage AC 60 Hz
0 - 0 V
Rated control supply voltage DC
24 - 24 V
Voltage type for actuating
DC
Rated operation power at AC-3, 230 V, 3-phase
0.55 kW
Rated operation power at AC-3, 400 V
1.1 kW
Rated power, 460 V, 60 Hz, 3-phase
0 kW
Rated power, 575 V, 60 Hz, 3-phase
0 kW
Rated operation current Ie
3 A
Rated operation current at AC-3, 400 V
3 A
Overload release current setting
0.18 - 3 A
Rated conditional short-circuit current, type 1, 480 Y/277 V
0 A
Rated conditional short-circuit current, type 1, 600 Y/347 V
0 A
Rated conditional short-circuit current, type 2, 230 V
0 A
Rated conditional short-circuit current, type 2, 400 V
0 A
Power consumption
2.5 W
Number of auxiliary contacts as normally open contact
1
Number of auxiliary contacts as normally closed contact
1
Ambient temperature, upper operating limit
70 °C
Temperature compensated overload protection
Yes
Release class
CLASS 10
Type of electrical connection of main circuit
Screw connection
Type of electrical connection for auxiliary- and control current circuit
Screw connection
Rail mounting possible
Yes
With transformer
No
Number of command positions
0
Suitable for emergency stop
No
Coordination class according to IEC 60947-4-3
Class 1
Number of indicator lights
0
External reset possible
No
With fuse
No
Degree of protection (IP)
IP20
Degree of protection (NEMA)
Other
Supporting protocol for TCP/IP
No
Supporting protocol for PROFIBUS
No
Supporting protocol for CAN
No
Supporting protocol for INTERBUS
No
Supporting protocol for ASI
No
Supporting protocol for Modbus
No
Supporting protocol for Data-Highway
No
Supporting protocol for DeviceNet
No
Supporting protocol for SUCONET
No
Supporting protocol for LON
No
Supporting protocol for PROFINET IO
No
Supporting protocol for PROFINET CBA
No
Supporting protocol for SERCOS
No
Supporting protocol for Foundation Fieldbus
No
Supporting protocol for EtherNet/IP
No
Supporting protocol for AS-Interface Safety at Work
No
Supporting protocol for DeviceNet Safety
No
Supporting protocol for INTERBUS-Safety
No
Supporting protocol for PROFIsafe
No
Supporting protocol for SafetyBUS p
No
Supporting protocol for other bus systems
No
Width
22.5 mm
Height
99 mm
Depth
114.5 mm