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Datasheet generated 2026-10-07
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Eaton EMS2-ROSF-Z-9-24VDC Reversing Starter, 9 A, 24 V DC

Eaton · Drives & Controllers · Motor Starters · Ireland · eaton.com
Part Number
EMS2-ROSF-Z-9-24VDC  ·  HS 8536.50
Eaton EMS2-ROSF-Z-9-24VDC Reversing Starter, 9 A, 24 V DC

Eaton EMS2-ROSF-Z-9-24VDC reversing starter, 24 V DC, 1.5 - 7 (AC-53a), 9 (AC-51) A, screw terminals, controlled stop.

Technical Specifications

Manufacturer part number (MPN)EMS2-ROSF-Z-9-24VDC
EAN / GTIN4015081930975
Sales unitpcs
Eaton catalogue number192400
Depth114.5 mm
Height160 mm
Width22.5 mm
Weight0.35 kg
CertificationsIEC 61508; IEC/EN 60947-4-2; EN ISO 13849; UL508; UL File No.: E29096; UL Category Control No.: NLDX, NLDX7; PTB 19 ATEX 3000; UL 60947-4-1; CSA-C22.2 No. 60947-4-1-14; CE marking; UL listed; Certified by UL for use in Canada; UL report applies to both US and Canada
Ambient operating temperature - max70 °C
Ambient storage temperature - max80 °C
Ambient operating temperature - min-25 °C
Number of auxiliary contacts (normally closed contacts)1
Number of auxiliary contacts (normally open contacts)1
Number of contacts (change-over contacts)1
Equipment heat dissipation, current-dependent Pvid13 W
Heat dissipation detailsIf necessary, Allow for derating
Rated operational current for specified heat dissipation (In)9 A
Static heat dissipation, non-current-dependent Pvs2 W
Rated actuating current (Ic)5 mA
Rated control supply current Is40 mA
Rated control supply voltage19.2 - 30 V DC
Rated control supply voltage (Us) at DC - max24 V
Rated control supply voltage (Us) at DC - min24 V
Rated control voltage (Uc)24 V (Actuating circuit ON, L, R)
Rated operational current (Ie)9 A
Rated operational current (Ie) at AC-15, 220 V, 230 V, 240 V2 A
Rated operational current (Ie) at AC-3, 380 V, 400 V, 415 V7 A
Rated operational current (Ie) at AC-519 A
Rated operational current (Ie) at AC-53A - max7 A
Rated operational current (Ie) at DC-13, 24 V2 A
Rated operational power at AC-3, 220/230 V, 50 Hz1.5 kW
Rated operational power at AC-3, 380/400 V, 50 Hz3 kW
Rated operational power at AC-53A, 380/400 V, 50 Hz3 kW
Rated operational voltage42 - 550 V; 500 V AC
Switching level-3 - 9.6 V DC, Switching level "Low", Actuating circuit (ON, L, R); < 5 V DC, Switching level "confirm Off", Actuating circuit (ON, L, R); 19.2 - 30 V DC, Switching level "High", Actuating circuit (ON, L, R)
Radio interference classEN 55011; Class A (EN 61000-6-3, emitted interference, radiated)
Fitted withfuse
FunctionsMotor protection; Controlled stop; DOL starting; Reversing start; Temperature compensated overload protection
ClassCLASS 10 A
Connection to SmartWire-DTNo
Degree of protectionIP20; NEMA Other
ModelReversing starter
Mounting methodMounting on Busbar 30 mm; Rail mounting possible; Motor starter Feeder System; Mounting on Busbar 60 mm; Top-hat rail fixing (according to IEC/EN 60715, 35 mm)
Mounting positionMotor feeder at bottom; Vertical
Overload release current setting - max9 A
Overload release current setting - min1.5 A
Product categoryElectronic motor starter
Residual ripple≤ 5 % (input voltage)
Terminal capacity0.14 - 2.5 mm², Control circuit cables; 0.2 - 2.5 mm², Main cables
Terminal capacity (AWG)26 - 14, Control circuit cables; 24 - 14, Main cables
TypeReversing starter (complete device)
Voltage typeDC
Explosion safety category for dustATEX dust-ex-protection, II (2) G [Ex e] [Ex d] [Ex px]; ATEX dust-ex-protection, II (2) D [Ex t] [Ex p]
Safety parameter (EN ISO 13849-1)3 (safe switch off), Category; PL e, Performance level (safe switch off); 60 (safe switch off) / 70 (motor protection) years; MTTFD
With transformerNo
Power consumption13 W
Rated operation power at AC-3, 400 V3 kW
Number of auxiliary contacts as normally open contact1
Number of auxiliary contacts as normally closed contact1
Suitable for emergency stopYes
Rated operation current Ie9 A
Number of indicator lights4
Overload release current setting1.5–9 A
Supporting protocol for LONNo
Supporting protocol for TCP/IPNo
Supporting protocol for ASINo
Supporting protocol for PROFIBUSNo
Supporting protocol for CANNo
Supporting protocol for INTERBUSNo
Supporting protocol for ModbusNo
Supporting protocol for Data-HighwayNo
Supporting protocol for DeviceNetNo
Supporting protocol for SUCONETNo
Supporting protocol for other bus systemsNo
External reset possibleYes
Suitable for rail mountingYes
Rated control supply voltage DC24 V
Supporting protocol for SERCOSNo
Supporting protocol for INTERBUS-SafetyNo
Release classCLASS 10
With short-circuit releaseNo
With fuseYes
Type of electrical connection of main circuitScrew connection
Supporting protocol for AS-Interface Safety at WorkNo
Supporting protocol for DeviceNet SafetyNo
Supporting protocol for EtherNet/IPNo
Supporting protocol for Foundation FieldbusNo
Supporting protocol for PROFINET CBANo
Supporting protocol for PROFINET IONo
Supporting protocol for PROFIsafeNo
Supporting protocol for SafetyBUS pNo
Voltage type for actuatingDC
Type of motor starterReversing starter
Rated operation power at AC-3, 230 V, 3-phase1.5 kW
Rated operation current at AC-3, 400 V7 A
Ambient temperature, upper operating limit40 °C
Temperature compensated overload protectionYes
Coordination class according to IEC 60947-4-3Class 2
Country of originGermany

Properties

MOQ1

Cross-References

Attached Documents