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PROGRAMMABLE PARAMETERS 

710-14888-00C  EMX4i User Manual   

 

85

 

Description: 

Selects the soft starter's response to the protection event. If set 
to Stop, the EMX4i will perform a soft stop, then can be restarted 
without a reset. 

 

6N – 

Remote Keypad Fault

 

Options: 

 

Soft Trip and Log (default) 

Trip and Reset 

 

Soft Trip and Reset 

Warn and Log 

 

Trip Starter 

Log Only 

Description: 

Selects the soft starter's response to the protection event. 

 

6O – 

Frequency

 

Options: 

 

Soft Trip and Log (default) 

Trip and Reset 

 

Soft Trip and Reset 

Warn and Log 

 

Trip Starter 

Log Only 

Description: 

Selects the soft starter's response to the protection event. 

 

6P – 

Phase Sequence

 

Options: 

 

Soft Trip and Log (default) 

Trip and Reset 

 

Soft Trip and Reset 

Warn and Log 

 

Trip Starter 

Log Only 

Description: 

Selects the soft starter's response to the protection event. 

6Q – 

Motor Overtemperature

 

Options: 

 

Soft Trip and Log (default) 

Trip and Reset 

 

Soft Trip and Reset 

Warn and Log 

 

Trip Starter 

Log Only 

Description: 

Selects the soft starter's response to the protection event. 

 

6R – 

Motor Thermistor Circuit

 

Options: 

 

Soft Trip and Log (default) 

Trip and Reset 

 

Soft Trip and Reset 

Warn and Log 

 

Trip Starter 

Log Only 

Description: 

Selects the soft starter's response to the protection event. 

 

6S – 

Shorted SCR Action

 

Options: 

3-Phase Control Only (default) 
PowerThrough   

Description: 

Selects whether the soft starter will allow PowerThrough 
operation, if the soft starter is damaged on one phase. The soft 
starter will use two-phase control, allowing the motor to 
continue operating in critical applications. Refer to 

PowerThrough

 on page 47 for further information. 

 

Summary of Contents for EMX4i

Page 1: ...EMX4i Soft Starter USER MANUAL ...

Page 2: ...31 4 8 Quick Setup 33 5 Setup Tools 34 5 1 Set Date and Time 34 5 2 Command Source 34 5 3 Commissioning 34 5 4 Run simulation 35 5 5 Load Save Settings 36 5 6 USB Save Load 36 5 7 Auto Start Stop 38 5 8 Network Address 38 5 9 Digital I O State 39 5 10 Analog I O State 39 5 11 Serial Number Rating 39 5 12 Software Versions 40 5 13 Thermistor Reset 40 5 14 Reset Thermal Model 40 6 Logs 41 6 1 Event ...

Page 3: ...ions Card 96 9 17 20 Advanced 99 9 18 30 Pump Input Configuration 100 9 19 31 Flow Protection 102 9 20 32 Pressure Protection 103 9 21 33 Pressure Control 104 9 22 34 Depth Protection 105 9 23 35 Thermal Protection 105 9 24 36 Pump Trip Action 106 10 Application Examples 108 10 1 Smart Card Pump Control and Protection 108 10 2 Smart Card Level Controlled Pump Activation 110 11 Troubleshooting 112 ...

Page 4: ...ages resulting from the use or application of this equipment 2018 AuCom Electronics Ltd All Rights Reserved As AuCom is continuously improving its products it reserves the right to modify or change the specification of its products at any time without notice The text diagrams images and any other literary or artistic works appearing in this document are protected by copyright Users may copy some o...

Page 5: ...ate dangerous voltages from the output of the starter The soft starter must be disconnected by an approved electrical isolation device before accessing electrical connections Soft starter protection features apply to motor protection only It is the user s responsibility to ensure safety of personnel operating machinery The soft starter is a component designed for integration within an electrical s...

Page 6: ...4i will respond to control commands from various sources and could start or stop unexpectedly Always disconnect the soft starter from mains voltage before accessing the starter or load WARNING DISCONNECT MAINS BEFORE ACCESSING STARTER OR LOAD The soft starter has built in protections which can trip the starter in the event of faults and thus stop the motor Voltage fluctuations power cuts and motor...

Page 7: ...re déconnecté par un dispositif d isolement électrique approprié avant d accéder aux connexions électriques Les fonctions de protection du démarreur progressif ne concernent que la protection du moteur Il relève de la responsabilité de l utilisateur d assurer la sécurité des personnes travaillant sur les machines Le démarreur progressif est un appareil conçu pour s intégrer dans un système électri...

Page 8: ...nt produire des mises en sécurité de celui ci Le moteur pourrait redémarrer une fois que les causes de l arrêt ont été résolues ce qui pourrait mettre en danger le personnel Toujours déconnecter le démarreur de la tension secteur avant d accéder au démarreur ou à la charge AVERTISSEMENT Ne pas appliquer la tension du secteur au démarreur tant que tout le câblage n est pas terminé AVERTISSEMENT Tou...

Page 9: ...l 200 525 VAC 380 690 VAC Inside delta installation Extensive input and output options Remote control inputs 2 x fixed 2 x programmable Relay outputs 1 x fixed 2 x programmable Analog output Versatile starting and stopping options Scheduled start stop Adaptive Control Constant Current Current Ramp Kickstart Pump Clean Timed voltage ramp start stop Coast To Stop DC Brake Soft Brake Reverse Directio...

Page 10: ...current rating at least equal to the motor s full load current nameplate rating at the start duty The soft starter s current rating determines the maximum motor size it can be used with The soft starter s rating depends on the number of starts per hour the length and current level of the start and the amount of time the soft starter will be off not passing current between starts The soft starter s...

Page 11: ...erature of 40 ºC In line installation 3 0 10 350 3 5 15 345 4 0 10 350 4 0 20 340 5 0 5 355 EMX4i 0024B 24 20 19 16 17 EMX4i 0042B 42 34 34 27 32 EMX4i 0052B 52 42 39 35 34 3 0 10 590 3 5 15 585 4 0 10 590 4 0 20 580 5 0 5 595 EMX4i 0064B 64 63 60 51 54 EMX4i 0069B 69 69 69 62 65 EMX4i 0105B 105 86 84 69 77 EMX4i 0115B 115 108 105 86 95 EMX4i 0135B 135 129 126 103 115 EMX4i 0184B 184 144 139 116 1...

Page 12: ...80 5 0 5 595 EMX4i 0064B 96 94 90 76 81 EMX4i 0069B 103 103 103 93 97 EMX4i 0105B 157 129 126 103 115 EMX4i 0115B 172 162 157 129 142 EMX4i 0135B 202 193 189 154 172 EMX4i 0184B 276 216 208 174 190 EMX4i 0200B 300 256 247 207 225 EMX4i 0229B 343 291 280 235 255 EMX4i 0250B 375 366 345 300 303 EMX4i 0352B 528 430 415 351 387 EMX4i 0397B 595 484 466 394 433 EMX4i 0410B 615 615 615 570 600 EMX4i 0550...

Page 13: ...0 40 40 10 25 30 EMX4i 0069B 69 25 50 60 59 20 40 50 46 15 30 40 EMX4i 0105B 100 30 75 100 77 25 50 60 52 15 40 50 EMX4i 0115B 115 40 75 100 81 30 60 75 65 20 50 60 EMX4i 0135B 135 50 100 125 99 30 75 100 77 25 60 75 EMX4i 0184B 164 60 125 150 124 40 75 100 96 30 60 75 EMX4i 0200B 200 75 150 200 131 50 100 125 104 40 75 100 EMX4i 0229B 229 75 150 200 156 60 125 150 124 40 100 100 EMX4i 0250B 250 1...

Page 14: ...A B C D E EMX4i 0024B 4 8 EMX4i 0042B 10 7 EMX4i 0052B 4 9 EMX4i 0064B 152 92 336 307 231 10 9 EMX4i 0069B 6 0 3 6 13 2 12 1 9 1 EMX4i 0105B 5 5 EMX4i 0115B 12 1 EMX4i 0135B EMX4i 0184B EMX4i 0200B 495 12 7 EMX4i 0229B 216 180 19 5 450 243 28 0 EMX4i 0250B 8 5 7 1 17 7 9 6 EMX4i 0352B 15 5 EMX4i 0397B 523 34 2 EMX4i 0410B 20 6 EMX4i 0550B 19 0 EMX4i 0580B 41 9 ...

Page 15: ...port a maximum of one expansion card Smart Card The smart card has been designed to support integration with pumping applications and provides the following additional inputs and outputs 3 x digital inputs 3 x 4 20 mA transducer inputs 1 x RTD input 1 x USB B port Remote keypad connector Communication Expansion Cards The EMX4i supports network communication via easy to install communications expan...

Page 16: ...or Modbus RTU card The software can monitor control and program the starter across the network The software can be used to program the starter via the USB port on the pumping smart card For offline management a configuration file generated in the software can be loaded into the starter via the USB port 3 8 Main Contactor A main contactor is recommended to protect the soft starter from voltage dist...

Page 17: ...ctor correction capacitors to the output side will damage the soft starter 3 11 Short Circuit Protection Devices SCPD Fuses may be installed to protect the soft starter or the installation Type 1 Coordination Type 1 coordination requires that in the event of a short circuit on the output side of a soft starter the fault must be cleared without risk of injury to personnel There is no requirement th...

Page 18: ...evices These fuses were selected based on start current of 300 FLC for 10 seconds Nominal Rating A SCR I2t A2s Type 1 coordination 480 VAC 65 kA Bussmann NH fuse links Type 2 coordination 690 VAC 65 kA Bussmann DIN 43 653 EMX4i 0024B 24 1150 40NHG000B 170M3010 EMX4i 0042B 42 7200 63NHG000B 170M3013 EMX4i 0052B 52 80NHG000B EMX4i 0064B 64 15000 100NHG000B 170M3014 EMX4i 0069B 69 EMX4i 0105B 105 800...

Page 19: ...fault short circuit current Model Nominal Rating A 3 cycle short cct rating 600 VAC 1 EMX4i 0024B 24 5 kA EMX4i 0042B 42 EMX4i 0052B 52 EMX4i 0064B 64 EMX4i 0069B 69 10 kA EMX4i 0105B 105 EMX4i 0115B 120 EMX4i 0135B 135 EMX4i 0184B 184 EMX4i 0200B 225 EMX4i 0229B 229 18 kA EMX4i 0250B 250 EMX4i 0352B 352 EMX4i 0397B 397 EMX4i 0410B 410 EMX4i 0550B 550 30 kA EMX4i 0580B 580 Suitable for use in a ci...

Page 20: ...ing refer 2 and 3 in table Model Nominal Rating A Short Circuit Rating 480 VAC max Listed fuse rating A 3 Fuse class 2 EMX4i 0024B 24 30 Any J T K 1 RK1 RK5 EMX4i 0042B 42 50 EMX4i 0052B 52 60 EMX4i 0064B 64 80 EMX4i 0069B 69 80 EMX4i 0105B 105 125 EMX4i 0115B 120 65 kA 125 J T K 1 RK1 EMX4i 0135B 135 150 EMX4i 0184B 184 200 EMX4i 0200B 225 225 J T EMX4i 0229B 229 250 EMX4i 0250B 250 300 EMX4i 035...

Page 21: ...0 A EMX4i 0052B 52 HFD3060 60 A UTS150H xxU 060 60 A EMX4i 0064B 64 HFD3100 100 A SELA36AT0150 150 A UTS150H xxU 100 100 A EMX4i 0069B 69 EMX4i 0105B 105 HFD3125 125 A UTS150H xxU 125 125 A EMX4i 0115B 120 EMX4i 0135B 135 HFD3150 150 A UTS150H xxU 150 150 A EMX4i 0184B 184 SELA36AT0250 250 A UTS150H xxU 250 250 A EMX4i 0200B 225 HFD3250 250 A EMX4i 0229B 229 EMX4i 0250B 250 HFD3300 300 A SELA36AT0...

Page 22: ...s When selecting semiconductor fuses for EMX4i use the I2t values in the table For further information on selecting semiconductor fuses contact your local distributor I2t values for Type 2 coordination Model SCR I2t A2s EMX4i 0024B 1150 EMX4i 0042B 7200 EMX4i 0052B EMX4i 0064B 15000 EMX4i 0069B EMX4i 0105B 80000 EMX4i 0115B EMX4i 0135B 125000 EMX4i 0184B 320000 EMX4i 0200B EMX4i 0229B EMX4i 0250B ...

Page 23: ... Form designation Bypassed or continuous semiconductor motor starter form 1 Short circuit capability Coordination with semiconductor fuses Type 2 Coordination with HRC fuses Type 1 Electromagnetic capability compliant with EU Directive 2014 35 EU EMC Immunity IEC 60947 4 2 EMC Emissions IEC 60947 4 2 Class B Inputs Input rating Active 24 VDC 8 mA approx Motor thermistor B4 B5 Trip 3 6 kΩ reset 1 6...

Page 24: ... 0250B 120 watts approx EMX4i 0352B EMX4i 0580B 140 watts approx Motor Overload Protection Default The default settings of parameters 1D 1E and 1F provide Motor Overload Protection Class 10 Trip Current 105 of FLA full load amperage or equivalent Certification CCC GB 14048 6 CE EN 60947 4 2 C UL C22 2 Nº 60947 4 2 UL UL 60947 4 2 Marine Lloyds Lloyds Marine No 1 Specification ABS Steel Vessels Rul...

Page 25: ...enu 2 Press to open the Quick Setup menu 3 Scroll through the list to find your application then press to begin the configuration process refer to Quick Setup on page 33 for details 5 If your application is not listed in Quick Setup 1 Press to return to the Menu 2 Use to scroll to Main Menu and press 3 Scroll to Motor Details and press then press again to edit parameter 1B Motor Full Load Current ...

Page 26: ...oltage and motor cabling Input Terminals B4 B5 10 11 12 13 14 15 21 22 B4 B5 Motor thermistor input 10 11 Reset input 11 12 Start stop input 13 14 Programmable input A default Input Trip N O 13 15 Programmable input B default Input Trip N O USB port Motor Thermistor Motor thermistors can be connected directly to the EMX4i The soft starter will trip when the resistance of the thermistor circuit exc...

Page 27: ...reset input is open The display will show Not Ready If the reset input opens while the EMX4i is running the starter will remove power and allow the motor to coast to stop NOTE The reset input can be configured for normally open or normally closed operation Use parameter 7I Reset Enable Logic Start Stop The EMX4 requires two wire control A B 17622 A A Reset B Start Stop WARNING If the start input i...

Page 28: ...i has an analog output which can be connected to associated equipment to monitor motor performance The operation of the analog output is controlled by parameters 9A 9D Main Contactor Output The main contactor output 33 34 closes as soon as the soft starter receives a start command and remains closed while the soft starter is controlling the motor until the motor starts a coast to stop or until the...

Page 29: ...x C1 110 120 VAC A1 A2 EMX4i xxxxB xx C1 220 240 VAC A2 A3 EMX4i xxxxB xx C2 24 VAC VDC A1 A2 UL Compliant Installation For models EMX4i 0184B to EMX4i 0580B to be UL compliant supplementary or branch overcurrent protection must be used on the control circuit supply A1 A2 A3 in accordance with the electrical code applicable at the installation location 4 6 Power Terminations NOTE Some units use al...

Page 30: ... x 150 Flat 7 mm x 150 11290 A 14 mm 0 55 inch EMX4i 0184B EMX4i 0250B EMX4i 0352B EMX4i 0580B 19 Nm 14 0 ft lb 66 Nm 49 0 ft lb 6 mm 20 mm 9 mm M8 17045 A 6 mm 34 mm 13 mm M12 17047 A NOTE If the installation requires large diameter cables it is possible to complete each termination with two smaller cables one on each side of the busbar UL Compliant Installation For models EMX4i 0184B to EMX4i 05...

Page 31: ... or inside delta and will calculate the correct inside delta current level NOTE If the starter is not correctly detecting the motor connection use parameter 20F Motor Connection In line installation 34 33 K1 K1 F1 6 T3 2 T1 5 L3 3 L2 1 L1 4 T2 M 3 K1 Main contactor strongly recommended F1 Fuses or circuit breaker optional 33 34 Main contactor output Inside delta installation M 3 U1 1 U2 4 V1 2 V2 ...

Page 32: ... main contactor AC3 rated Control voltage must be supplied from the input side of the contactor The main contactor is controlled by the main contactor output 33 34 A M 42 41 6 T3 2 T1 33 34 4 T2 54 53 44 21 22 B5 B4 12 13 14 15 11 A2 A1 A3 5 L3 3 L2 10 1 L1 F1 S1 S2 K1 K1 7 6 5 3 2 1 10 4 9 8 17674 B L ...

Page 33: ...t Stop 5 Motor thermistor input 13 14 Programmable input A default Input Trip N O 6 Relay outputs 13 15 Programmable input B default Input Trip N O 7 Analog output B4 B5 Motor thermistor input 8 Control voltage external equipment 33 34 Main contactor output 9 Pilot lamps 41 42 44 Relay output A default Run 10 Communications Smart card expansion port 53 54 Relay output B default Run 21 22 Analog ou...

Page 34: ...p Mode Stop Time seconds Adaptive Stop Profile Pump Centrifugal Adaptive Control 10 200 500 Early accel Adaptive Control 15 Late decel Pump bore Adaptive Control 3 200 500 Early accel Adaptive Control 3 Late decel Pump Hydraulic Constant Current 2 200 350 n a Coast To Stop n a n a Fan Damped Constant Current 2 200 350 n a Coast To Stop n a n a Fan Undamped Constant Current 2 200 450 n a Coast To S...

Page 35: ...hange the value 6 Press after the last digit to save the setting When the action has been completed the screen will briefly display a confirmation message then return to the previous menu level 5 2 Command Source The EMX4i can be started and stopped via the digital inputs remote keypad communication network smart card or scheduled auto start stop The command source can be set via the Setup Tools o...

Page 36: ...t checks and closes the main contactor relay The Run LED flashes RunSimulation Pre StartChecks MENUtoContinue NOTE If mains voltage is connected an error message is shown RunSimulation ATTENTION RemoveMainsVolts MENUtoContinue 4 Press The EMX4i simulates starting The Run LED flashes RunSimulation StartingX XXs MENUtoContinue 5 Press The EMX4i simulates running RunSimulation Running ApplyStopSignal...

Page 37: ...Settings LoadDefaults LoadUserSet SaveUserSet 4 At the confirmation prompt select YES to confirm or NO to cancel then press to proceed LoadDefaults No Yes When the action has been completed the screen will briefly display a confirmation message then return to the previous menu level 5 6 USB Save Load The USB Save Load menu lets you Save parameter settings and all event log entries to an external f...

Page 38: ...evious menu level File Locations and Formats Save Parameters and Logs The EMX4i will create a directory at the top level of the USB drive named with the soft starter s serial number The event log and parameter settings are saved as individual CSV files and the soft starter s software and system information are saved to a text file Save Master Parameters The EMX4i will create a file called Master_P...

Page 39: ...e value Start StopSunday Start StopDisable StartTime 00 00 StopTime 00 00 5 To save changes press the button The EMX4i will confirm the changes To cancel changes press the button 5 8 Network Address To use the EMX4i on an Ethernet network separate addresses must be configured for IP Address Gateway Address Subnet Mask To set the network addresses 1 Press MENU to open the menu then select Setup Too...

Page 40: ...3 14 15 21 22 7 6 5 4 3 2 1 1 10 11 Reset input 5 33 34 Main contactor output 2 11 12 Start stop input 6 41 42 44 Relay output A 3 13 14 Programmable input A 7 53 54 Relay output B 4 13 15 Programmable input B 5 10 Analog I O State The top line of the screen shows the state of the motor thermistor input The bottom line of the screen shows the value of the analog output AnalogI OState Thermistor 0 ...

Page 41: ...ermistor input is disabled by default but activates automatically when a thermistor is detected If thermistors have previously been connected to the EMX4i but are no longer required use the Thermistor Reset function to disable the thermistor 5 14 Reset Thermal Model The soft starter s thermal modelling software constantly monitors the motor s performance This allows the starter to calculate the mo...

Page 42: ...ion Hours run lifetime and since counter last reset Number of starts lifetime and since counter last reset Number of times the thermal model has been reset To view the counters 1 Open the Logs 2 Scroll to counters and press 3 Use the and buttons to scroll through the counters Press to view details 4 To reset a counter press then use the and buttons to select Reset Do Not Reset Press STORE to confi...

Page 43: ... the menu or parameter or cancel a parameter change On the local keypad this button also resets a trip Enter a menu or parameter or save a parameter change Scroll to the next or previous menu or parameter change the setting of the current parameter or scroll through the status screens 4 Shortcut to the command source menu in Setup Tools 5 Soft starter local control buttons 6 Shortcut buttons for q...

Page 44: ...sed on the starter s local keypad the display on the remote keypad will update to match NOTE The remote keypad can be safely connected or removed while the starter is running It is not necessary to remove mains or control voltage NOTE If parameter 1A Command Source is set to Remote Keypad removing the remote keypad will cause a trip 7 3 Lighten Darken the Display The backlight on the display can b...

Page 45: ...olled via a remote keypad If all LEDs are off the starter is not receiving control voltage 7 5 Displays The keypad displays a wide range of performance information about the soft starter To scroll through the feedback screens press the and buttons Starter information At power up the starter information screen shows details of the starter s rating software versions and serial number Welcome 01 01 0...

Page 46: ...n for the particular application Use parameters 10J 10M to select which information to display MainsFrequency 59 7Hz Motorpf 1 01 MotorPower 37 0kW MotorTemp 85 Date and Time The date time screen shows the current system date and time 24 hour format For details on setting the date and time refer to Set Date and Time on page 34 Performance Graph The performance graph provides a real time display of...

Page 47: ...ce for situations where the normal control mechanism has been lost Set parameter 7A Input A Function to the alternative command source eg Command Override Keypad While the input is active the starter will only accept commands from the selected override source To restore control to the command source selected in parameter 1A Command Source reopen the input 8 3 Auto Start Stop The EMX4i can be confi...

Page 48: ...E The starter will trip on Lx Tx Shorted on the first start attempt after control power is applied PowerThrough will not operate if control power is cycled between starts PowerThrough is only available with in line installations If the starter is installed inside delta PowerThrough will not operate PowerThrough remains active until 3 Phase Control Only is reselected While operating in PowerThrough...

Page 49: ...ded Emergency mode may compromise the starter and or motor life as all protections and trips are disabled Using the starter in emergency mode will void the product warranty 8 6 Auxiliary Trip An external trip circuit such as a low pressure alarm switch for a pumping system can be used to trip the soft starter and stop the motor The external circuit is connected to a programmable input input A 13 1...

Page 50: ...nt Current 2 200 450 Coast To Stop n a Conveyor vertical bucket Constant Current 2 200 450 Coast To Stop n a Crusher cone Constant Current 1 200 350 Coast To Stop n a Crusher jaw Constant Current 1 200 450 Coast To Stop n a Crusher rotary Constant Current 1 200 400 Coast To Stop n a Debarker Constant Current 1 200 350 Coast To Stop n a Fan axial damped Constant Current 1 200 350 Coast To Stop n a ...

Page 51: ...load current 700 600 500 300 100 400 200 10 20 30 40 50 60 70 80 90 100 1 3 2 1 Initial Current parameter 2C 2 Current Limit parameter 2D 3 Full voltage current Rotor speed full speed Constant Current with Current Ramp Current ramp soft starting raises the current from a specified starting level 1 to a maximum limit 3 over an extended period of time 2 Current ramp starting can be useful for applic...

Page 52: ...l voltage current Rotor speed full speed Timed Voltage Ramp Timed voltage ramp TVR soft starting ramps the application of voltage to the motor over a defined time period The voltage ramp reduces the initial starting torque and slows the motor s rate of acceleration TVR starting can be useful for applications where multiple motors of different sizes are connected in parallel and or the loads are no...

Page 53: ...80 90 100 04827 C 1 2 3 4 Adaptive Start Profile parameter 2E 1 Early Acceleration 2 Constant Acceleration 3 Late Acceleration 4 Start Ramp Time parameter 2B Time Fine tuning Adaptive Control If the motor does not start or stop smoothly adjust the adaptive control gain parameter 2L The gain setting determines how much the EMX4i will adjust future adaptive control starts and stops based on informat...

Page 54: ... deceleration profile Adaptive Control can be useful in extending the stopping time of low inertia loads If adaptive control is selected the first soft stop will use timed voltage ramp This allows the EMX4i to learn the characteristics of the connected motor This motor data is used by the EMX4i during subsequent adaptive control stops NOTE Adaptive control does not actively slow the motor down and...

Page 55: ...t Deceleration Low to medium head high flow applications where the fluid has high momentum Early Deceleration Open pump systems where fluid must drain back through the pump without driving the pump in reverse DC Brake Brake reduces the time required to stop the motor During braking an increased noise level from the motor may be audible This is a normal part of motor braking CAUTION When using DC b...

Page 56: ...ssful and the motor will coast to stop Parameter 2O DC Brake Torque set as required to slow the load If set too low the motor will not stop completely and will coast to stop after the end of the braking period Parameter 2P DC Brake Time Set Brake Time parameter 2P to approximately one quarter of the programmed Stop Time This sets the time for the Full Brake stage 2 DC Brake with External Zero Spee...

Page 57: ...raking can be used with both the primary and secondary motor sets and must be configured separately for each Parameter settings Parameter 2I Stop Mode set to Soft Brake Parameter 2Q Brake Current Limit set as required to slow the load Parameter 2R Soft Brake Delay controls the time the soft starter will wait after a stop signal is received before it begins to supply braking current to the motor Se...

Page 58: ...Pump Clean Cycles parameter 11G 8 Programmed soft start Time 8 11 Reverse Direction Operation The starter can control a reversing contactor to operate the motor in reverse direction When reverse operation is selected the starter will perform a soft start using the opposite phase sequence from normal operation Reverse operation is controlled by the start stop input 11 12 A programmable input must b...

Page 59: ...er forward or reverse direction Jog is only available when the starter is controlled via the digital inputs parameter 1A Command Source Digital Input To operate in jog a programmable input must be set to jog refer to parameter 7A for details and the input must be closed when the start signal is applied CAUTION Slow speed running is not intended for continuous operation due to reduced motor cooling...

Page 60: ... or inside delta and will calculate the correct inside delta current level Adaptive Control Jog Brake and PowerThrough functions are not supported with inside delta six wire operation If these functions are programmed when the starter is connected inside delta the behaviour is as given below Adaptive Control Start The starter performs a constant current start Adaptive Control Stop The starter perf...

Page 61: ...rt in two different conditions such as loaded and unloaded conveyors The secondary motor set can also be used for duty standby applications NOTE For duty standby applications set parameter 6Q Motor Overtemperature to Log Only and install temperature protection for each motor To use the secondary motor set a programmable input must be set to Motor Set Select and the input must be closed when a star...

Page 62: ...o alter the parameter setting use the and buttons Pressing or once will increase or decrease the value by one unit If the button is held for longer than five seconds the value will increase or decrease at a faster rate to save changes press STORE The setting shown on the display will be saved and the keypad will return to the parameter list to cancel changes press EXIT The keypad will ask for conf...

Page 63: ...m ss 2C Initial Current 200 2D Current Limit 350 2E Adaptive Start Profile Constant Acceleration 2F Kickstart Time 000 ms 2G Kickstart Level 500 2H Jog Torque 50 2I Stop Mode TVR Soft Stop 2J Stop Time 00 00 mm ss 2K Adaptive Stop Profile Constant Deceleration 2L Adaptive Control Gain 75 2M Multi Pump Single Pump 2N Start Delay 00 00 mm ss 2O DC Brake Torque 20 2P DC Brake Time 00 01 mm ss 2Q Brak...

Page 64: ... 20 3R DC Brake Time 2 00 01 mm ss 3S Brake Current Limit 2 250 3T Soft Brake Delay 2 400 ms 4 Auto Start Stop 4A Auto Start Stop Mode Disable 4B Run Time 00 00 hh mm 4C Stopped Time 00 00 hh mm 4D Sunday Mode Start Stop Disable 4E Sunday Start Time 00 00 hh mm 4F Sunday Stop Time 00 00 hh mm 4G Monday Mode Start Stop Disable 4H Monday Start Time 00 00 hh mm 4I Monday Stop Time 00 00 hh mm 4J Tues...

Page 65: ...rent Delay 00 05 mm ss 5E Overcurrent 400 5F Overcurrent Delay 00 00 mm ss 5G Undervoltage 350 V 5H Undervoltage Delay 00 01 mm ss 5I Overvoltage 500 V 5J Overvoltage Delay 00 01 mm ss 5K Underpower 10 5L Underpower Delay 00 01 mm ss 5M Overpower 150 5N Overpower Delay 00 01 mm ss 5O Excess Start Time 00 20 mm ss 5P Restart Delay 00 10 mm ss 5Q Starts per Hour 0 5R Phase Sequence Any Sequence 6 Pr...

Page 66: ...ed SCR Action 3 Phase Control Only 6T Battery Clock Soft Trip and Log 7 Inputs 7A Input A Function Input Trip N O 7B Input A Trip Operating Only 7C Input A Trip Delay 00 00 mm ss 7D Input A Initial Delay 00 00 mm ss 7E Input B Function Input Trip N O 7F Input B Trip Operating Only 7G Input B Trip Delay 00 00 mm ss 7H Input B Initial Delay 00 00 mm ss 7I Reset Enable Logic Normally Closed N C 7J In...

Page 67: ...00 10E Graph Minimum Adjustment 0 10F Current Calibration 100 10G Adjustment Lock Read Write 10H User Parameter 1 Current 10I User Parameter 2 Motor Voltage 10J User Parameter 3 Mains Frequency 10K User Parameter 4 Motor pf 10L User Parameter 5 Motor Power 10M User Parameter 6 Motor Temp 11 Pump Clean 11A Reverse Torque 20 11B Reverse Time 00 10 mm ss 11C Forward Current Limit 100 11D Forward Time...

Page 68: ...bnet Mask 255 12Q Subnet Mask 2 255 12R Subnet Mask 3 255 12S Subnet Mask 4 0 12T DHCP Disable 12U Location ID 0 20 Advanced 20A Tracking Gain 50 20B Pedestal Detect 80 20C Bypass Contactor Delay 150 ms 20D Model Rating Model dependent 20E Screen Timeout 1 minute 20F Motor Connection Auto detect 30 Pump Input Configuration 30A Pressure Sensor Type None 30B Pressure Units kPa 30C Pressure at 4 mA 0...

Page 69: ...32B High Pressure Start Delay 00 00 50 mm ss ms 32C High Pressure Response Delay 00 00 50 mm ss ms 32D Low Pressure Trip Level 5 32E Low Pressure Start Delay 00 00 50 mm ss ms 32F Low Pressure Response Delay 00 00 50 mm ss ms 33 Pressure Control 33A Pressure Control Mode Off 33B Start Pressure Level 5 33C Start Response Delay 00 00 50 mm ss ms 33D Stop Pressure Level 10 33E Stop Response Delay 00 ...

Page 70: ...ensor Soft Trip and Log 36B Flow Sensor Soft Trip and Log 36C Depth Sensor Soft Trip and Log 36D High Pressure Soft Trip and Log 36E Low Pressure Soft Trip and Log 36F High Flow Soft Trip and Log 36G Low Flow Soft Trip and Log 36H Flow Switch Soft Trip and Log 36I Well Depth Soft Trip and Log 36J RTD PT100 B Soft Trip and Log ...

Page 71: ...in parameters 4A to 4X A stop command from the smart card will be accepted regardless of the schedule Timer After a start signal is received the EMX4i will start and stop the motor according to the timers set in parameters 4B and 4C Description Selects the command source for controlling the soft starter 1B Motor Full Load Current Range Model dependent Description Matches the starter to the connect...

Page 72: ...ng to the motor datasheet NOTE Parameters 1D 1E and 1F determine the trip current for motor overload protection The default settings of parameters 1D 1E and 1F provide Motor Overload Protection Class 10 Trip Current 105 of FLA full load amperage or equivalent 1G Reserved Description This parameter is reserved for future use 9 6 2 Motor Start Stop 2A Start Mode Options Constant Current default Adap...

Page 73: ...i will use for an Adaptive Control soft start NOTE The EMX4i will apply the current limit on all soft starts including adaptive control If the current limit is too low or the start ramp time parameter 2B is too short the motor may not start successfully 2F Kickstart Time Range 0 2000 milliseconds Default 0000 milliseconds Description Sets the kickstart duration A setting of 0 disables kickstart 2G...

Page 74: ...tactor 2K Adaptive Stop Profile Options Early Deceleration Constant Deceleration default Late Deceleration Description Selects which profile the EMX4i will use for an Adaptive Control soft stop 2L Adaptive Control Gain Range 1 200 Default 75 Description Adjusts the performance of Adaptive Control This setting affects both starting and stopping control 2M Multi Pump Options Single Pump default Mani...

Page 75: ...motor Set to allow time for K1 and K2 to switch 9 7 3 Motor Start Stop 2 The parameters in this group control the operation of the secondary configuration of the motor Use the programmable input to select the active motor set Refer to Secondary Motor Set on page 60 for details 3A Motor Full Load Current 2 Range Model dependent Description Sets the secondary motor s full load current 3B Motor kW 2 ...

Page 76: ...on all soft starts including adaptive control lf the current limit is too low or the start ramp time parameter 2B is too short the motor may not start successfully 3G Adaptive Start Profile 2 Options Early Acceleration Constant Acceleration default Late Acceleration Description Selects which profile the EMX4i will use for an Adaptive Control soft start 3H Kickstart Time 2 Range 0 2000 milliseconds...

Page 77: ... Adaptive Control Gain 2 Range 1 200 Default 75 Description Adjusts the performance of Adaptive Control This setting affects both starting and stopping control 3O Multi Pump 2 Options Single Pump default Manifold Pump Description Adjusts the performance of adaptive control to suit installations with multiple pumps connected to a common outlet manifold 3P Start Delay 2 Range 0 00 60 00 minutes seco...

Page 78: ... Timer Mode Enable Clock Mode Description Enable or disable auto start stop operation 4B Run Time Range 00 00 23 59 hh mm Default 00 00 Description Sets the duration for the starter to run after a timer mode auto start 4C Stopped Time Range 00 00 23 59 hh mm Default 00 00 Description Sets the duration for the starter to remain stopped when operating in timer mode 4D Sunday Mode Options Start Stop ...

Page 79: ...ime Range 00 00 23 59 Default 00 00 Description Sets the auto stop time for Monday 24 hour format 4J Tuesday Mode Options Start Stop Disable default Stop Only Enable Start Only Enable Start Stop Enable Description Enables or disables auto start stop for Tuesday 4K Tuesday Start Time Range 00 00 23 59 Default 00 00 Description Sets the auto start time for Tuesday 24 hour format 4L Tuesday Stop Time...

Page 80: ...iday Mode Options Start Stop Disable default Stop Only Enable Start Only Enable Start Stop Enable Description Enables or disables auto start stop for Friday 4T Friday Start Time Range 00 00 23 59 Default 00 00 Description Sets the auto start time for Friday 24 hour format 4U Friday Stop Time Range 00 00 23 59 Default 00 00 Description Sets the auto stop time for Friday 24 hour format 4V Saturday M...

Page 81: ...g no load current typically 25 to 35 of full load current A setting of 0 disables undercurrent protection 5D Undercurrent Delay Range 0 00 4 00 minutes seconds Default 5 seconds Description Slows the EMX4i s response to undercurrent avoiding trips due to momentary fluctuations 5E Overcurrent Range 80 600 Default 400 Description Sets the trip point for overcurrent protection as a percentage of moto...

Page 82: ...d 5L Underpower Delay Range 0 01 1 00 minutes seconds Default 1 second Description Slows the EMX4i s response to underpower avoiding trips due to momentary fluctuations 5M Overpower Range 80 200 Default 150 Description Sets the trip point for overpower protection Set as required 5N Overpower Delay Range 0 01 1 00 minutes seconds Default 1 second Description Slows the EMX4i s response to overpower ...

Page 83: ...he soft starter will allow at a start During its pre start checks the starter examines the sequence of the phases at its input terminals and trips if the actual sequence does not match the selected option CAUTION When using DC brake the mains supply must be connected to the soft starter input terminals L1 L2 L3 in positive phase sequence and parameter 5R Phase Sequence must be set to Positive Only...

Page 84: ...ection will be written to the event log and the display will show a warning message but the soft starter will continue to operate Log Only The protection will be written to the event log but the soft starter will continue to operate Description Selects the soft starter s response to each protection All protection events are written to the event log 6D Undercurrent Options Soft Trip and Log default...

Page 85: ...lects the soft starter s response to the protection event 6J Excess Start Time Options Soft Trip and Log default Trip and Reset Soft Trip and Reset Warn and Log Trip Starter Log Only Description Selects the soft starter s response to the protection event 6K Input A Trip Options Soft Trip and Log default Trip and Reset Soft Trip and Reset Warn and Log Trip Starter Log Only Description Selects the s...

Page 86: ... and Reset Warn and Log Trip Starter Log Only Description Selects the soft starter s response to the protection event 6Q Motor Overtemperature Options Soft Trip and Log default Trip and Reset Soft Trip and Reset Warn and Log Trip Starter Log Only Description Selects the soft starter s response to the protection event 6R Motor Thermistor Circuit Options Soft Trip and Log default Trip and Reset Soft...

Page 87: ... N C An open circuit across 13 14 trips the soft starter Emergency Mode A closed circuit across 13 14 activates emergency mode When the EMX4i receives a start command it will continue to run until a stop command is received ignoring all trips and warnings Jog Forward Activates jog operation in a forward direction Jog Reverse Activates jog operation in reverse direction Zero Speed Sensor An open ci...

Page 88: ...0 00 minutes seconds Default 0 second Description Sets a delay before an input trip can occur The initial delay is counted from the time a start signal is received The state of the input is ignored until the initial delay has elapsed 7E Input B Function Options Input Trip N O default Zero Speed Sensor Input Trip N C Motor Set Select Emergency Mode Reverse Direction Jog Forward Pump Clean Jog Rever...

Page 89: ...put A Name Options Input A Trip default Controller Low Pressure PLC High Pressure Vibration Alarm Pump Fault Field Trip Low Level Interlock Trip High Level Motor Temperature No Flow Motor Protection Starter Disable Feeder Protection Custom Message Description Selects a message for the keypad to display when Input A is active The custom message can be loaded via the USB port Refer to USB Save Load ...

Page 90: ... when the low current flag activates while the motor is running refer to parameter 8G Low Current Flag High Current Flag The relay closes when the high current flag activates while the motor is running refer to parameter 8H High Current Flag Motor Temperature Flag The relay closes when the motor temperature flag activates refer to parameter 8I Motor Temperature Flag Soft Brake Relay The relay clos...

Page 91: ...d Description Sets the delay for re opening Relay B 8G Low Current Flag The EMX4i has low and high current flags to give early warning of abnormal operation The current flags can be configured to indicate an abnormal current level during operation between the normal operating level and the undercurrent or instantaneous overcurrent trip levels The flags can signal the situation to external equipmen...

Page 92: ... the delay period between the starter switching the main contactor output terminals 33 34 and beginning the pre start checks before a start or entering the not ready state after a stop Set according to the specifications of the main contactor used 9 13 9 Analog Output 9A Analog Output A Options Current FLC default Current as a percentage of motor full load current Motor Temperature The motor s tem...

Page 93: ...hinese Français Español Italiano Deutsch Russian Description Selects which language the keypad will use to display messages and feedback 10B Temperature Scale Options Celsius default Fahrenheit Description Selects whether the EMX4i will display temperatures in degrees Celsius or Fahrenheit 10C Graph Timebase Options 30 seconds default 1 minute 30 minutes 1 hour Description Sets the graph time scal...

Page 94: ...keypad will allow parameters to be changed via the main menu 10H User Parameter 1 Options Blank Displays no data in the selected area allowing long messages to be shown without overlapping Current default Average rms current across all three phases Motor Voltage Average rms voltage across all three phases P1 Voltage Phase 1 voltage P2 Voltage Phase 2 voltage P3 Voltage Phase 3 voltage Mains Freque...

Page 95: ...mperature The soft starter s temperature measured at the heatsink Bypass Model The percentage of thermal capacity remaining in the bypass contactor SCR Temperature The temperature of the SCRs calculated by the thermal model Rating Capacity The thermal capacity available in the soft starter for its next start Description Selects which information will be displayed on the main monitoring screen 10I ...

Page 96: ...er Parameter 1 for details Default Motor Temp Description Selects which information will be displayed on the programmable monitoring screen Refer to parameter 10H User Parameter 1 for details 9 15 11 Pump Clean 11A Reverse Torque Range 20 100 Default 20 Description Sets the torque level for reverse jog operation during pump clean 11B Reverse Time Range 0 00 1 00 minutes seconds Default 10 seconds ...

Page 97: ... how many times the soft starter will repeat the pump clean cycle 9 16 12 Communications Card 12A Modbus Address Range 1 254 Default 1 Description Sets the Modbus RTU network address for the soft starter 12B Modbus Baud Rate Options 4800 9600 default 19200 38400 Description Selects the baud rate for Modbus RTU communications 12C Modbus Parity Options None default Odd Even 10 bit Description Select...

Page 98: ...ers 12H 12K and the default address is 192 168 0 100 12I Gateway Address 2 Range 0 255 Default 168 Description Sets the second component of the network gateway address 12J Gateway Address 3 Range 0 255 Default 0 Description Sets the third component of the network gateway address 12K Gateway Address 4 Range 0 255 Default 100 Description Sets the fourth component of the network gateway address NOTE ...

Page 99: ...ress on page 38 for details 12P Subnet Mask Range 0 255 Default 255 Description Sets the first component of the network subnet mask for Ethernet communications The subnet mask is set using parameters 12P 12S and the default mask is 255 255 255 0 12Q Subnet Mask 2 Range 0 255 Default 255 Description Sets the second component of the network subnet mask for Ethernet communications 12R Subnet Mask 3 R...

Page 100: ... adaptive control algorithm 20B Pedestal Detect Range 0 200 Default 80 Description Adjusts the behaviour of the adaptive control algorithm for soft stop 20C Bypass Contactor Delay Range 100 2000 milliseconds Default 150 milliseconds Description Sets the starter to match the bypass contactor closing opening time Set according to the specifications of the bypass contactor used If this time is too sh...

Page 101: ...guration NOTE The parameters in this group are only active if a smart card is installed 30A Pressure Sensor Type Options None default Switch Analog Description Selects which type of sensor is associated with the pressure sensor input on the smart card 30B Pressure Units Options Bar kPa default Psi Description Selects which units the sensor will use to report the measured pressure 30C Pressure at 4...

Page 102: ...0 5000 Default 0 Description Calibrates the soft starter to the 4 mA 0 level of the flow sensor input 30H Flow at 20 mA Range 0 5000 Default 0 Description Calibrates the soft starter to the 20 mA 100 level of the flow sensor input 30I Units per Minute at Max Flow Range 0 5000 Default 0 Description Calibrates the soft starter to the maximum flow volume of the flow sensor 30J Pulses per Minute at Ma...

Page 103: ...ion Calibrates the soft starter to the 20 mA 100 level of the depth sensor input 9 19 31 Flow Protection NOTE The parameters in this group are only active if a smart card is installed Flow protection uses terminals B33 B34 or C23 C24 on the smart card 31A High Flow Trip Level Range 0 5000 Default 10 Description Sets the trip point for high flow protection 31B Low Flow Trip Level Range 1 5000 Defau...

Page 104: ...cur The delay is counted from the time a start signal is received The pressure is ignored until the start delay has elapsed 32C High Pressure Response Delay Range 00 00 10 30 00 00 mm ss ms Default 00 00 500 ms Description Sets a delay between the pressure passing the high pressure trip level and the soft starter tripping 32D Low Pressure Trip Level Range 0 5000 Default 5 Description Sets the trip...

Page 105: ...arameter 33B Start Pressure Level Description Selects how the soft starter will use data from the pressure sensor to control the motor 33B Start Pressure Level Range 1 5000 Default 5 Description Sets the pressure level to trigger the soft starter to perform a soft start 33C Start Response Delay Range 00 00 10 30 00 00 mm ss ms Default 00 00 500 ms Description Sets a delay between the pressure pass...

Page 106: ... trip can occur The delay is counted from the time a start signal is received The depth input is ignored until the start delay has elapsed 34D Depth Response Delay Range 00 00 10 30 00 00 mm ss ms Default 00 00 500 ms Description Sets a delay between the depth passing the depth protection trip level and the soft starter tripping 9 23 35 Thermal Protection NOTE The parameters in this group are only...

Page 107: ...ft Trip and Log default Trip and Reset Soft Trip and Reset Warn and Log Trip Starter Log Only Description Selects the soft starter s response if it detects a fault with the depth sensor 36D High Pressure Options Soft Trip and Log default Trip and Reset Soft Trip and Reset Warn and Log Trip Starter Log Only Description Selects the soft starter s response if the pressure exceeds the high pressure tr...

Page 108: ... level parameter 31B 36H Flow Switch Options Soft Trip and Log default Trip and Reset Soft Trip and Reset Warn and Log Trip Starter Log Only Description Selects the soft starter s response if the flow sensor closes switch type sensors only 36I Well Depth Options Soft Trip and Log default Trip and Reset Soft Trip and Reset Warn and Log Trip Starter Log Only Description Selects the soft starter s re...

Page 109: ...xample the EMX4i controls a bore pump via scheduled start stop operation The control panel is fitted with a three way selector switch allowing Auto Run Stop or Manual Run Three 4 20 mA transducers are used to monitor water depth pipe pressure and flow 10 11 12 A3 A1 A2 1 L1 3 L2 5 L3 2 T1 4 T2 6 T3 13 14 34 33 K1 K1 F1 Start Stop Reset LCL RM T Menu Store Exit Graph Logs Tools DIGITAL INPUTS 4 20m...

Page 110: ...on 5 Remote keypad optional B23 B24 Pressure protection 6 Pressure sensor B13 B14 Depth protection 7 Flow sensor 8 Depth sensor 9 Temperature sensor Parameter settings Parameter 1A Command Source select Smart Card Clock Parameters 4A 4X Auto Start Stop Set as required Parameter 7A Input A Function select Command Override Digital Parameters 30A 30O Pump Input Configuration Set as required Parameter...

Page 111: ... A three way selector switch allows the user to override sensor based control and manually start or stop the motor 10 11 12 A3 A1 A2 1 L1 3 L2 5 L3 2 T1 4 T2 6 T3 13 14 34 33 K1 K1 F1 DIGITAL INPUTS 4 20mA INPUTS RTD C24 C33 C34 C43 C13 C14 C23 C44 B14 B13 B23 B24 B33 B34 R2 R1 R3 1 A B C A B C 2 3 4 17885 B 7 8 5 6 1 Digital inputs K1 Main contactor A Manual start 10 11 Reset input B Manual stop ...

Page 112: ...ngs Parameter 1A Command Source select Smart Card Parameter 7A Input A Function select Command Override Digital Parameters 30A 30O Pump Input Configuration Set as required Parameters 31A 31D Flow Protection Set as required Parameters 33A 33E Pressure Control Set as required ...

Page 113: ...se of the warning has been resolved 11 2 Trip Messages Display Possible cause Suggested solution 2Phase Damaged SCR This message is displayed if the soft starter tripped on Lx Tx shorted during the pre start checks and PowerThrough is enabled It indicates that the starter now operates in PowerThough mode 2 phase control only Check for either a shorted SCR or a short within the bypass contactor Rel...

Page 114: ...ct your local supplier for advice Related parameters None DepthSensor The smart card has detected a fault with the depth sensor Related parameters 30L 36C EEPROMfail An error occurred loading data from the EEPROM to RAM when the keypad powered up If the problem persists contact your local distributor Related parameters None Excessstarttime Excess start time trip can occur in the following conditio...

Page 115: ...d drives and switch mode power supplies SMPS If the EMX4i is connected to a generator set supply the generator may be too small or could have a speed regulation problem Related parameters 6O Heatsink overtemperature Check that bypass contactors are operating Check that cooling fans are operating models EMX4i 0064B EMX4i 0580B If mounted in an enclosure check if ventilation is adequate The EMX4i mu...

Page 116: ... remote keypad is installed check the cable is firmly connected to the soft starter If no remote keypad is installed change the setting of parameter 1A Related parameters 1A L1phaseloss L2phaseloss L3phaseloss This trip is not adjustable During pre start checks the starter has detected a phase loss as indicated In run state the starter has detected that the current on the affected phase has droppe...

Page 117: ...ed parameters 30E 30G 30H 31B 31C 31D 36G LowPressure The pressure sensor connected to the smart card has activated low pressure protection Related parameters 30A 30C 30D 32D 32E 32F 36E LowWater The depth sensor connected to the smart card has activated depth protection Related parameters 30L 30N 30O 34A 34B 34C 36I MotorConnection MotorConnectionT1 MotorConnectionT2 MotorConnectionT3 This trip i...

Page 118: ...hermistor input has been enabled and The resistance at the thermistor input has exceeded 3 6 kΩ for more than one second The motor winding has overheated Identify the cause of the overheating and allow the motor to cool before restarting The motor thermistor input has been opened If thermistors have previously been connected to the EMX4i but are no longer required use the Thermistor Reset function...

Page 119: ... or off loading of a large transformer load Related parameters 5I 5J 6G Parameteroutof range This trip is not adjustable A parameter value is outside the valid range The keypad will indicate the first invalid parameter An error occurred loading data from the EEPROM to RAM when the keypad powered up The parameter set or values in the keypad do not match the parameters in the starter Load User Set h...

Page 120: ... temperature protection Related parameters 35B 36J SCRItsm The SCR current surge rating has been exceeded Related parameters None SCR overtemperature The temperature of the SCRs calculated by the thermal model is too high to allow further operation Wait for the starter to cool Related parameters None Starter communication There is a problem with the connection between the soft starter and the opti...

Page 121: ... can include broken components shafts belts or couplings or a pump running dry Related parameters 5K 5L 6H Undervoltage Mains voltage has fallen below the level selected Causes can include an undersized supply or adding a large load to the system Related parameters 5G 5H 6F Unsupportedoption The selected function is not available eg jog is not supported in inside delta configuration Related parame...

Page 122: ...A Command Source is set to Digital Input Check the setting of 1A The control wiring may be incorrect Check that the remote start stop and reset inputs are configured correctly refer to Start Stop on page 26 for details The signals to the remote inputs may be incorrect Test the signalling by activating each input signal in turn The soft starter does not respond to a start command from either the ke...

Page 123: ...ctor correction connect the PFC contactor to a programmable relay set to Run High levels of harmonics on the mains supply can affect soft starter performance If variable speed drives are installed nearby check they are properly grounded and filtered Motor does not reach full speed If the start current is too low the motor will not produce enough torque to accelerate to full speed The soft starter ...

Page 124: ...ck parameter 10G is set to Read Write If the adjustment lock is set to Read Only settings can be viewed but not changed USB Full The USB drive may not have enough free space available for the selected function The file system on the USB drive may not be compatible with the soft starter The EMX4 supports FAT32 file systems The EMX4 s USB functions are not compatible with NTFS file systems USB Missi...

Page 125: ...ual 710 14888 00C Symptom Probable Cause Rating Not Valid The value selected for parameter 20D Model Rating does not match the soft starter Set parameter 20D to match the rating shown on the EMX4i nameplate label on the side of the unit ...

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