Eaton EMS-2, Manual

Page 1: ...Manual Electronic motor starter EMS2 10 19 MN034003EN...

Page 2: ...enter Voice 877 ETN CARE 386 2273 option 2 option 6 8 00 a m 5 00 p m Central Time U S UTC 6 email TRCDrives Eaton com www eaton com drives Original operating manual The German language edition of thi...

Page 3: ...ation system may cause damage to persons or property external measures must be implemented to ensure a safe operating state in the event of a fault or malfunction for example by means of separate limi...

Page 4: ......

Page 5: ...ctives 6 1 3 EMS2 device overview 7 1 4 Type code 8 2 Motor starters 9 2 1 Construction 9 2 2 Motor starter without safety function DO RO 10 2 2 1 Block diagrams 11 2 2 2 Terminal assignment 12 2 3 Mo...

Page 6: ...p 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...

Page 7: ...3 Additional documents For further information see the following documentation Manual MN120008EN Electronic motor starter EMS2 with SWD Instruction leaflet IL034064ZU EMS2 Instruction leaflet IL03408...

Page 8: ...n Meaning DO Direct Online DOS Direct Online Safety EMS Electronic Motor Starter LED Light Emitting Diode MSFS Motor Starter Feeder System PLC Programmable Logic Controller RO Reverse Online ROS Rever...

Page 9: ...tion for potentially explosive areas increased safety These measures ensure with a high degree of certainty that impermissible high temperatures sparks and electric arcs are prevented on motors where...

Page 10: ...ply output are set 2 The device is an associated item of equipment Do not install the device in potentially explosive areas When installing and operating associated equipment the applicable safety dir...

Page 11: ...O Direct Online Reversing starter RO Reverse Online Motor protection Overload protection Phase failure Phase imbalance Category 3 controlled stop PL e DIN EN ISO 13849 SIL 3 IEC 61508 The compact devi...

Page 12: ...4VDC 24 V DC 230VAC 115 V AC 230 V AC SWD via SmartWire DT Rated operational current AC51 2 4 2 4 A 3 3 A 9 9 A Terminal connection T Push In Z Screw terminals Type of electronic motor starter DO Dire...

Page 13: ...ns on EMS2 when installed on a top hat rail a Terminals for control voltage US and ON R L b Reset and reference point of the control inputs for motor starters with safety function c Relay output d Set...

Page 14: ...A 6 5 A EMS2 DO Z 2 4 230VAC 0 18 A 2 4 A 2 4 A EMS2 DO Z 9 230VAC 1 5 A 9 A 6 5 A Reversing starters EMS2 RO T 2 4 24VDC 0 18 A 2 4 A 2 4 A EMS2 RO T 9 24VDC 1 5 A 9 A 6 5 A EMS2 RO Z 2 4 24VDC 0 18...

Page 15: ...com 11 2 2 1 Block diagrams Figure 2 Block diagram direct starter Figure 3 Block diagram reversing starter 2 T1 4 T2 6 T3 M 3 A2 MAN RES AUT 98 95 96 SET RESET Reset US ON A1 5 L3 3 L2 1 L1 ON ERR RE...

Page 16: ...oltage connection A2 control voltage connection A2 is simultaneously the reference point for the control inputs ON as well as L and R ON Motor startup with DOL starters Reference point is terminal A2...

Page 17: ...MS2 DOS Z 9 24VDC 1 5 A 9 A 7 A Reversing starters EMS2 ROS T 3 24VDC 0 18 A 3 A 3 A EMS2 ROS T 9 24VDC 1 5 A 9 A 7 A EMS2 ROS Z 3 24VDC 0 18 A 3 A 3 A EMS2 ROS Z 9 24VDC 1 5 A 9 A 7 A Note that the p...

Page 18: ...the general functions The actual wiring depends on the application case chapter 5 Application examples page 33 The voltages supplying the motor starter on terminals A1 and A2 and the voltage which ac...

Page 19: ...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 ter...

Page 20: ...35 mm top hat rail Figure 7 Mounting on top hat rail Notes Note that the direct linking of devices with a rated operational current Ie of 9 A can lead to a reduction in performance derat ing under so...

Page 21: ...eeded even in startup Figure 8 Thermal continuous current IL according to ambient temperature a When mounting the devices with a minimum distance of 20 mm b With devices in a row The maximum current d...

Page 22: ...suitable for the maximum current 56 A Imax IMot x startup factor 4 7 A x 8 5 39 95 A 56 A Step 2 Which motor current is permissible at an ambient temperature of 55 C Figure 8 page 17 in a row 4 A 4 7...

Page 23: ...s current for devices with a rated operational current Ie of 9 A depends on the type of mounting and the ambient temperature See following Sections Currents under the minimum current specified in the...

Page 24: ...ter 5 Application examples page 33 The voltages supplying the motor starter on terminals A1 and A2 and the voltage which activates terminals R and L do not need to originate from the same source Refer...

Page 25: ...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 connecti...

Page 26: ...t must not be exceeded even in startup Figure 12 Thermal continuous current IL depending on the ambient temperature a When mounting the devices with a minimum distance of 20 mm b For directly linked d...

Page 27: ...f the motor starter is suitable for the maximum current 56 A Imax IMot x startup factor 4 7 A x 8 5 39 95 A 56 A Step 2 Which motor current is permissible at an ambient temperature of 55 C Figure 12 d...

Page 28: ...tentially explosive areas ATEX The maximum current during startup of the motor is derived by multiplying the motor nominal current with the startup factor which with standard asynchronous motors is us...

Page 29: ...protection must also be taken into con sideration 4 1 1 Use in IEC environment EMS2 electronic motor starters can be used in IEC environments according to the following table Table 8 Fuse protection...

Page 30: ...on in a circuit with maximum 480 V and a symmet rical short circuit current of maximum 5 kA in a group installation suitable for use in a circuit with a maximum of 480V and a symmetrical short circuit...

Page 31: ...of 2 4 A or 3 A are in trip class 10 Figure 15 Tripping characteristics class 10 t tripping time I actual motor current In setting of the motor protection on the EMS2 device Devices with a rated opera...

Page 32: ...board is connected the 400 V AC brake must be linked to the 2 T1 and 6 T3 terminals A 230 V AC brake must be connected to the 4 T2 terminals and the star point of the motor WARNING Below the minimum d...

Page 33: ...h voltage There are no errors There is no start signal on the terminals ON L or R 4 2 4 Setting of the motor protection Activating parameterization mode Press the RESET button for at least 6 seconds T...

Page 34: ...see table 10 below 0 off 1 on Table 10 Settings of the motor protection Code Setting In PWR ERR L R Ie 2 4 A EMS2 2 4 Ie 3 A EMS2 3 Ie 9 A EMS2 9 PWR ERR ON A A A 0 0 0 0 0 18 0 18 1 5 0 0 0 1 0 25 0...

Page 35: ...6 the LED ERR flashes and one of the LEDs L R or ON lights up depending on the previously driven operating direction Reset EMS2 series motor starters have a thermal memory which means that a reset aft...

Page 36: ...4 Short circuit motor protection 4 2 Motor protection 32 EMS2 Electronic motor starter 10 19 MN034003EN www eaton com...

Page 37: ...terminals A1 and A2 is turned off in order to achieve a safe state after a controlled stop CAUTION Since the control supply voltage or the control voltage of the hybrid motor starter is disconnected...

Page 38: ...channel controlled stop application with error prevention disconnect Ground E Motor starter EMS2 ROS is used in conjunction with an ESR5 series safety relay The mutual reference point of the control i...

Page 39: ...for the operating direction takes place directly at 24 V DC on the L or R terminal In contrast to the previ ous example in the case of a controlled stop the supply voltage on the ter minals A1 and A2...

Page 40: ...own in Figure 20 the EMS2 ROS motor starter is used in combination with an ESR5 series safety relay The mutual reference point of the control inputs terminal E and the control commands L and R are swi...

Page 41: ...ands for the operating direction takes place directly at 24 V DC on the L or R terminal In contrast to the previous example in the case of a controlled stop the supply voltage on the terminals A1 and...

Page 42: ...5 Application examples 5 2 Reversing starter 24 V DC with safety function dual channel cat 3 SIL 3 PL e 38 EMS2 Electronic motor starter 10 19 MN034003EN www eaton com...

Page 43: ...vice and will eventually prevent the equipment from being started at all When the EMS2 detects a fault the explosion proof motor is switched off safely and the feedback relay is actuated The fault can...

Page 44: ...1 LEDs on the front of the device 40 EMS2 Electronic motor starter 10 19 MN034003EN www eaton com The status LEDs in combination provide information about the device status LED does not light up LED l...

Page 45: ...ssible Manually after a cooling down time of approx 2 min automatically after approx 20 min with a bridge between AUT and RES Motor protection tripped during clockwise operation section 4 2 Motor prot...

Page 46: ...fail or in the case of an oper ation beneath the minimum current Imin the EMS2 electronic motor starter is automatically reset as soon as the error has been remedied Figure 23 Circuit for an automati...

Page 47: ...seconds the device switches to pro gramming mode section 4 2 4 Setting of the motor protection Figure 24 Circuit for a manual reset left via external button right via PLC If the message is to be rese...

Page 48: ...6 Status messages 6 3 Resetting after an error message 44 EMS2 Electronic motor starter 10 19 MN034003EN www eaton com...

Page 49: ...tion not permissible prevent with suitable measures Observe derating Storage temperature permissible 40 C 80 C 40 C 80 C Degree of protection IP20 IP20 Degree of pollution 2 2 Dimensions section 8 Dim...

Page 50: ...Nm 0 6 Nm 5 lbs ins 7 lbs ins Stripping length EMS2 D R O T 10 mm EMS2 D R O Z 8 mm 8 mm Supply of the device the control inputs Overvoltage category III III Supply Rated control voltage US 24 V DC 23...

Page 51: ...ices 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...

Page 52: ...vices with safety Operational voltage 300 V AC 500 V AC Basic isolation according to IEC EN 60947 1 Safe isolation according to EN 50178 Insulation properties between actuating voltage and control sup...

Page 53: ...3 24VDC according to class 10 IEC 60947 EMS2 D R OS F 9 24VDC according to class 10A IEC 60947 sd failure rate of detectable safe failures sd safe detectable 0 FIT su failure rate of undetectable safe...

Page 54: ...7 Technical data 50 EMS2 Electronic motor starter 10 19 MN034003EN www eaton com...

Page 55: ...ls for top hat rail mounting EMS2 DO Z EMS2 RO Z EMS2 DOS Z EMS2 ROS Z Figure 25 EMS2 DO Z EMS2 RO Z EMS2 DOS Z EMS2 ROS Z 8 1 2 Motor starters with push in terminals for top hat rail mounting EMS2 DO...

Page 56: ...N www eaton com 8 1 3 Plug in motor starters EMS2 ROSF Figure 27 EMS2 ROSF 8 2 Adapters 167 4 mm 6 59 22 5 mm 0 89 114 mm 4 49 125 mm 4 92 Figure 28 EMS2 XTH Figure 29 EMS2 XBB60 22 5 mm 0 89 34 mm 1...

Page 57: ...hey are available in various versions which differ on the one hand in the number of motor starters to be connected and on the other hand in the ter minal technology used screw terminals or push in ter...

Page 58: ...n cable Maximumnumberof EMS2 motor starters to be supplied Maximum distance d between two motor starters EMS2 XBR Z 2 for devices with screw terminals 3 m 2 22 5 mm EMS2 XBR Z 3 3 m 3 22 5 mm EMS2 XBR...

Page 59: ...re that the cause for the tripping has been remedied external short circuit etc Only the following fuses may be used to replace the original fuses Table 14 Replacement fuses Type Cross section and col...

Page 60: ...9 Accessories 9 2 Fuses 56 EMS2 Electronic motor starter 10 19 MN034003EN www eaton com...

Page 61: ...22 F Fuses 55 H Hazard warnings 4 I Instruction leaflet 3 M Motor protection 7 27 Mounting 21 MSFS Motor Starter Feeder System 21 O Output relay 42 Overload protection 7 P Parameterization mode 29 Ph...