motortronics VMX2 SERIES User Manual Download Page 2

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Table of Contents

Page

Chapter 1 - Introduction

1.1

General Description ………………………..

1.2

Sizes and Ratings ………………………….. 4

Chapter 2 - Installation

2.1

Receiving and Unpacking …………………. 5

2.2

Choosing a Location

…………………......... 5

2.3

Initial Unit Inspection …………………........

2.4

SERVICE WARNING! ……………………..

2.5

Mounting and Cleaning …………………….

2.6

Power

Terminations ………………………..

2.7

Remote Keypad Mounting

…………............ 9

2.8

Dimensions ……………………………........

Chapter 3 - Motor Overload Protection

3.1

Solid State Overload Protection …………..

3.2

NEMA Class Trip Curves ……………......... 13

Chapter 4 - Connections

4.1

Power Connections ………………………...

4.2

Control

Connections ……………………….. 16

Chapter 5 - Programming

5.1

Introduction ………………………………..... 23

5.2

Digital Interface ……………………………..

5.3

Display Modes ………………………………

5.4

Program Mode ……………………………… 25

5.4.5

Fault Mode …………………………….

5.5

The

VMX2 Function List ………………......

5.6

Function Descriptions ……………………… 37

5.6.1

Motor and Overload Functions ……… 37

5.6.2

Starting Modes………………………… 39

5.6.3

Jog Mode

…………………….. ……….

5.6.4

Kick Start Mode ……………………….

5.6.5

Pump-

Flex Decel Mode ……………… 44

5.6.6

Restart Delay ………………………….

5.6.7

Voltage Protection

……………………. 45

5.6.8

Current and Ground Fault Protection..

5.6.9

Lockouts, Reset & Internal Protection

5.6.10

Output Relays …………………………

5.6.11

Serial Communications……………….

5.6.12

System Settings ………………………

5.6.13 Fault History and Statistical Data

…… 58

5.6.14 Phase Protection Settings

……..….…. 60

5.6.15 Motor Power Protection Settings

……. 61

5.6.16 Analog Output

…………………………. 62

5.6.17 Display & System Settings

…………… 64

Chapter 6 - Start-up

6.1

Basic Startup ………………………………..

6.2

Start-

up Check List …………………………

6.3

Sequence of Operation ………………........

6.4

Testing with a smaller motor ………………

Chapter 7 - Fault Conditions

7.1

Fault Codes and Numbers ……………......

7.2

Fault Explanation …………….....................

Appendices

Appendix 1: Ramp Profile Details …………………………………………………………………...

Appendix 2: Pump-Flex



Decel Mode Application Considerations ……………………………...

Appendix 3: Parameter Lock / User Password Instructions ……………………………………..

Appendix 4: External Overl

oad Relay Application…………………………………………….....

Appendix 5: Soft Starter Settings

Record ………………………….…………….………………...

Warranty Information...………….…………………………………………………………………….

Summary of Contents for VMX2 SERIES

Page 1: ...MO T O R T R O N I C S T M S o l i dS t a t eA CMo t o r C o n t r o l U S E RMA N U A L 2 0 8 6 0 0 V 9 1 2 5 0A mp s 5 1 2 0 0H P V MX 2S E R I E SC O MP A C TS O F TS T A R T E R V M X 2...

Page 2: ...g Mode 42 5 6 4 Kick Start Mode 43 5 6 5 Pump Flex Decel Mode 44 5 6 6 Restart Delay 45 5 6 7 Voltage Protection 45 5 6 8 Current and Ground Fault Protection 47 5 6 9 Lockouts Reset Internal Protectio...

Page 3: ...be matched to the mechanical characteristics of the drive train for controlled acceleration of the load The VMX2 Series includes solid state electronic overload protection in addition to numerous oth...

Page 4: ...e levels for Start and Run modes Voltage Imbalance Trip Level 1 30 Phase Difference Voltage Imbalance Trip Delays 1 20 seconds Phase Loss Phase Loss trip Any phase current less than 12 of unit CT valu...

Page 5: ...e Cooling Fan assisted convection Bypass Contactor Standard on all units Bypass Contactor Rating Shunt rated or can be sized for Line start rating Bypass Contactor Control Integral control is included...

Page 6: ...ectancy compared to operating at its nameplate horsepower When using this feature simply program the VMX2 Series Service Factor F002 to the nameplate rating See section 5 6 1 All other adjustments to...

Page 7: ...ure and direct sun Humidity 5 to 95 non condensing Free from metallic particles conductive dust and corrosive gas Free from excessive vibration below 0 5G Open panel units must be mounted in the appro...

Page 8: ...an cause clearance reduction or actual electrical shorts After work is complete thoroughly clean vacuum the area and re inspect the unit for foreign material 2 5 1 Clearances Make sure there is suffic...

Page 9: ...wire brushes or other conductive cleaning materials 2 6 Power Terminations All line and load power terminations are to be made to the tin plated copper Bus Tabs located on each unit Bus tabs are pre d...

Page 10: ...gital Solid State Soft Starter User Manual 8 P a g e 2 6 Power Connections cont Note Consult factory for bus tab critical dimensions for units 210A and above Figure 2 6 3 Critical clearances for bus t...

Page 11: ...0 250 200 1 x 0 38 hole M10 for User supplied lugs 15 150 VMX2 275 BP 138 275 350 kCMIL 185 VMX2 361 BP 180 361 2 x 300 kCMIL 2 x 150 VMX2 450 BP 225 450 2 x 300 kCMIL 2 x 150 VMX2 550 BP 275 550 2 x...

Page 12: ...169 7 13 25 336 6 6 75 171 5 0 28 7 1 23 10 4 VMX2 150 BP and VMX2 160 BP 19 00 487 9 8 00 203 6 65 169 7 18 25 463 6 6 75 171 5 0 28 7 1 35 15 9 VMX2 210 BP and VMX2 275 BP 28 10 723 9 12 5 317 5 9 1...

Page 13: ...Full Load Amps FLA in Function F001 the Service Factor rating in Function F002 and the Overload Trip Class in Functions F003 and F004 Setting these functions to the proper values provides maximum pro...

Page 14: ...sing the Reset key The Overload Trip will not reset until the motor cools down see 3 1 3 d The Manual Reset function is also trip free Holding in the Reset key will not prevent the Overload Trip from...

Page 15: ...e display reads Inh when attempting to reset an overload trip it is indicating that the starter is Inhibited from being reset Refer to details of Function F071 for information on emergency override of...

Page 16: ...ning Overload Curve During the Run mode Overload Trip curves are selectable from NEMA Class 5 10 15 20 25 and 30 Program the appropriate curve according to the characteristics of your motor and load 3...

Page 17: ...Bypass Contactor Bypass Contactors are integral built in on all VMX2 sizes See sections 1 2 3 3 1 3 c and Appendix 4 for more details on contactor control and overload protection details 4 1 2 Power F...

Page 18: ...m Stationary SPDs Surge Protection Device should be considered and utilized on the input power source The best method of protection is to have an Isolation Contactor in front of the starter that is op...

Page 19: ...ontrol devices powered by the same CPT must be added to the above values to ensure proper operation of the Bypass Contactor 4 2 1 b Control Fusing The output relay contacts TB2 must be protected from...

Page 20: ...Wire Control When using the Auto Reset functions F052 F053 special consideration must be given to using 2 wire control Refer to section 5 6 8 for details on using Auto Reset functions Note When a mai...

Page 21: ...ions Simply use an auxiliary contact from one of the speed contactors to select Ramp 2 so that separate ramp profiles can be used Dual Ramp input can also be configured as a Remote reset See parameter...

Page 22: ...al Lockout N C by changing F113 per table in sect 5 6 17 When the external OLR trips the contact will open This indicates an immediate Overload to the starter which trips and displays LcA Lcc or Lcd d...

Page 23: ...necessary to use the programmable output auxiliary relays in the Start Stop circuit An internal seal in relay is provided elsewhere see 4 2 2 a Motortronics recommends fusing all outputs with external...

Page 24: ...oss the Line selection chart so that the contactors are rated for ATL duty instead of normal Shunt Duty Supplemental overload protection will be required see section 3 1 3 c Units have external termin...

Page 25: ...higher values of functions without waiting to Auto step though large numbers Green LEDs Power On Control power is available at A1 and A2 At Speed The motor is at full power and the Bypass Contactor ha...

Page 26: ...se B press the UP arrow again to view Phase C current G000 Scroll UP to display the G This shows the value of the current flowing to ground on the motor leads H000 Scroll UP to display the H This indi...

Page 27: ...RUN Mode the programming of each individual function and metering values can be viewed but no changes are allowed Each Function is signified by the letter F at the beginning of the data The 4 digit v...

Page 28: ...position Use the UP arrow key to increment the value of the flashing digit Use the DOWN arrow key to decrement the value of the flashing digit Use the LEFT or RIGHT arrow to select the next digit to...

Page 29: ...t digit 1 is flashing indicating this is the digit that you will alter cursor position Press the UP Arrow key twice to increase this digit value to 3 F003 Indicates that this is Function 003 OL Class...

Page 30: ...isplay will read inH for Inhibited 0000 Returns to Default Display indicating that the unit is ready to re start This Fault History can only be accessed during a fault condition While the active fault...

Page 31: ...lue is quickly stored Upon return of power the timer values are updated from the RTC for elapsed time If the Lockout Time has not expired the VMX2 Series cannot be started To reset the Lockout Times f...

Page 32: ...served for factory use 2 F007 F009 Reserved for factory use Read Only Table 5 5 1 Motor and Overload Function Group Fn Group Function Description Adjustment Display Range Setting Increments Factory Se...

Page 33: ...nds 0 1second 0 8 seconds Table 5 5 4 Kick Start Mode Function Group Fn Group Function Description Adjustment Display Range Setting Increments Factory Setting Password Level Section F024 Pump Flex Dec...

Page 34: ...1 2 F038 Shorted SCR and Trip Delay 0 1 10 seconds 0 Disabled 1 second 1 second F039 Shunt Trip Delay 0 1 10 seconds 0 Disabled 1 second 1 second Table 5 5 7 Line Voltage Function Group Fn Group Funct...

Page 35: ...lected Faults 1 4 Phase Loss only 1 5 6 9 b F053 Auto Reset Attempts 0 10 attempts 0 Disabled In 1 minute cycle 1 0 Disabled F054 Restart Delay Time Value Readout for F028 0 999 Seconds Read Only Read...

Page 36: ...p Fn Group Function Description Adjustment Display Range Setting Increments Factory Setting Password Level Section F070 System Settings Parameter Lock Customer Password 0 999 0 Disabled Any Other Numb...

Page 37: ...31 MM DD MM 01 12 DD 01 31 F091 Fault History 3 Oldest Fault 0 No fault history or Fault 1 57 see Fault code list F092 Time Stamp Fault 3 00 00 23 59 hh mm hh 00 23 mm 00 59 F093 Date Stamp Fault 3 01...

Page 38: ...oint 01 1 01 50 F107 Power Factor Trip Delay Time 1 20 seconds 1 2 Table 5 5 15 Motor Power Protection Function Group Fn Group Function Description Adjustment Display Range Setting Increments Factory...

Page 39: ...le As the Service Factor is increased the FLA range will drop by an equal ratio For example if F002 1 15 a 1 15 Service Factor the maximum FLA programmable into F001 will be limited to 85 of the start...

Page 40: ...ool the motor will be restarted upon a start command If 2 wire control is used the unit will restart immediately When set to 2 Disabled Overload the VMX2 Series will NOT trip on Motor Thermal Overload...

Page 41: ...ettings Initial Torque Ramp Time and Maximum Current Limit Because there are two ramps available there are 4 settings to cover the combinations of profiles possible If you are not using the 2nd ramp t...

Page 42: ...the time between the initial value set with F011 or F012 and either the Max Current Limit set with F014 or full output voltage Set the time to enable soft starts without stalls Also consider the moto...

Page 43: ...Sets the initial current of Ramp 2 when F010 2 or 3 The initial current level should be set to provide just enough torque to make the motor shaft begin to rotate while preventing torque shock damage...

Page 44: ...F016 F021 4 Current F012 F021 Voltage F015 F019 Table 5 6 3 Jog Settings Caution Although the Thermal Register tracks all motor current use continuous usage of the Jog feature risks thermal motor dam...

Page 45: ...seconds Sets the duration of time the Kick Start voltage is applied 5 6 4 a Dwell operation using Kick Start In some applications such as chain drive machinery the Kick Start feature can be used to sl...

Page 46: ...enabled and deceleration will continue even when an overload condition trips WARNING Setting F024 2 presents significant risk of over heating the motor beyond its design limits which could result in m...

Page 47: ...r to restart them all at the same time By using different Restart Delay Times on each unit a sequential restart can be achieved Note This is similar to the Coast Down Lockout Timer in F048 however it...

Page 48: ...ominal or 0 Disabled When a value other than 0 is entered in F034 and the starter is in the process of starting the motor the starter will trip if the voltage between any two input phases drops below...

Page 49: ...tarter Percentages shown are all based automatically upon the Motor FLA setting from F001 except Ground Fault F046 No additional calculations are necessary Note All of these features are disabled at t...

Page 50: ...ase drops below the amount set and the time specified by F045 This fault condition is often referred to as a Load Loss Trip and can be used to detect a broken shaft V belt or other mechanical drive sy...

Page 51: ...100 8A If you have a desired trip value in amps and need to determine the percentage value for F046 simply divide the desired trip ampere value by 100 then multiply that times the value in F074 Exampl...

Page 52: ...isabled F048 1 60 sets the number of minutes that the starter must be off before a restart can be attempted This function is useful in applications such as pump motor backspin protection where you nee...

Page 53: ...onally cycle on and off too quickly e g compressors or sump pumps 5 6 9 a Control Power Trip F051 F051 nCP Trip Factory Setting 0 Disabled Range 0 Disabled 1 Enabled When F051 is set to 1 VMX2 trips w...

Page 54: ...ip IB 15 Any fault except 7 6 Ground Fault Trip GF 16 Any fault except 6 7 7 Short Circuit Trip SC 17 Any fault 8 Voltage Imbalance EI Note 1 UC OC or UB require operation to resume before the fault c...

Page 55: ...Setting Not Applicable Range 1 10 Starts Incremental counter value readout of F050 the Starts per Hour Lockout F058 Time Value Between Starts Readout Factory Setting Not Applicable Range 1 3600 Second...

Page 56: ...x Relay that has been programmed for Settings 28 through 31 from the chart below F064 Reserved Setting Relay Operation Description Setting Relay Operation Description 1 Run Stop 17 Over Voltage Trip 2...

Page 57: ...Modbus Address Factory Setting 1 Range 1 247 Using Modbus communications protocol up to 247 VMX2 Series starters can be networked using RS485 standard communication each having a unique address Two d...

Page 58: ...vent unauthorized access Provides users with the ability to prevent unauthorized operators from making changes to the programmed functions If you do NOT need to take advantage of this feature do not e...

Page 59: ...used for external metering Alteration is reserved for factory use only 5 6 12 a Real Time Clock Settings Functions F075 through F080 set the system real time clock The time clock is used for date time...

Page 60: ...1 Time Stamp HH mm F086 F089 F092 Date Stamp MM DD F087 F090 F093 Table 5 6 12 a Fault History Configuration F085 Latest Fault Code Fault 1 Factory Setting 0 No Fault Range 0 57 This Function displays...

Page 61: ...Run times in excess of 999 9 are recorded in F095 F095 Run Time K Hours Factory Setting 0000 Range 0000 9999 K hours 0001 in readout means a run time of 1 000 hours F096 Run Counts Factory Setting 00...

Page 62: ...Expected Sequence in the VMX2 Series starter rather than swap the conductors F099 Phase Rotation Trip Delay Factory Setting 1 second Range 1 20 seconds Provides a time delay to prevent nuisance trips...

Page 63: ...second Range 1 999 seconds Provides a time delay to prevent nuisance trips from short duration transients Using default setting if F102 is set to 1 and the motor kW rises above the value in F103 the...

Page 64: ...splay Definition 1 XXXX A or XX XX kA Ia Phase A Current With a dot Shown at bottom right corner of rightmost digit Shows XX XX if Iavg 9999 Amp e g 12 50 means12 5kA 2 XXXX A or XX XX kA Ib Phase B C...

Page 65: ...sent for the selected function typically this value should be 0 F110 Analog Output 20mA Factory Setting 9999 Range 0 9999 Enter a value that the 20mA level will represent for the selected function Exa...

Page 66: ...ge L is for Lead and a small L is for lag Either of them is shown at leftmost digit 9 PXXX KW w o decimal point or MW w decimal point Kilo watt range 000 999 Mega watt range 0 00 9 99 10 XXXX A or XX...

Page 67: ...motors rated above 1 0SF F003 Overload Class During Start Class 10 NEMA UL Class 10 F004 Overload Class During Run Class 10 NEMA UL Class 10 F005 Overload Reset 0 Manual 0 Manual F010 Ramp Profile 1 R...

Page 68: ...until the start command is applied Apply control power and check that the Power On LED comes on Status Display should read 0000 showing no current in Phase A minor flickering of the first digit is co...

Page 69: ...g when the trip occurred Code suffix d Decel or Stop meaning the VMX2 Series was either stopped off but power applied or if the Pump Flex Decel function was enabled it was engaged in the Soft Stop rou...

Page 70: ...d 15 Shunt Trip During Accel St 16 Shunt Trip Shunt Trip During Constant Speed St 17 Shunt Trip During Decel or Stop St 18 Im Balance Current During Accel IbA 19 Im Balance Current During Constant Spe...

Page 71: ...oEc 44 Over Voltage Fault During Decel or Stop oEd 45 Under Voltage During Accel UEA 46 Under Voltage During Constant Speed UEc 47 Under Voltage During Decel or Stop UEd 48 Power Factor Trip During A...

Page 72: ...ckout Timer engaged Any one of the above Lockout Protection features is preventing operation until the timer expires See section 5 5 9 for additional details Remaining time values are located at F055...

Page 73: ...um Current Limit setting F014 The motor current is held at this level until the motor accelerates to full speed When the motor current drops below the limit setting the output voltage is automatically...

Page 74: ...he limits of the motor In this mode Initial Voltage is set to maximum and Ramp Time is set to minimum so that the output current steps to the Current Limit setting immediately Examples of when to use...

Page 75: ...tage Ramp and Current Ramp modes As the motor begins to ramp this feature will set a maximum at which the current draw will be held Current Limit will remain in effect until one of the following two e...

Page 76: ...the fluid back down the hill A Check Valve is used somewhere in the system to prevent this if necessary by only allowing the liquid to flow in one direction The kinetic energy in that moving fluid is...

Page 77: ...is enabled AND the overload protection feature from F003 F005 remains active When a Stop command is given the starter begins to apply Deceleration voltage However if an overload trip occurs the start...

Page 78: ...you cannot hear or see the check valve close observe fluid pressure or flow if available F027 Decel Ramp Time Factory Setting 10 seconds Range 1 60 seconds Sets the time for the deceleration ramp to g...

Page 79: ...oded value representing the existing password As soon as you press the first Arrow key the display will change to 0000 and start showing the actual value of your password entry When the READ ENTER but...

Page 80: ...oon as you press the first Arrow key the display will change to 0000 and begin showing the actual value of your password entry Any initial display other than 3552 signifies that a password already exi...

Page 81: ...ired into the starter control circuit to facilitate shutdown of the motor REDUNDANT BYPASS STARTER APPLICATIONS In some applications it may be necessary to provide an independent means of starting and...

Page 82: ...ypass Contactor is necessary 1 2 3 4 5 6 7 8 To BP Aux Contact N C To Dry Contact for Manual activation of bypass contactor VMX will fault when bypass is closed 120V Supply from A1 A2 on TB2 To BP Coi...

Page 83: ...s ramping When At Speed status is reached an internal Bypass Pilot Relay is used to close the Bypass Contactor While in this mode the VMX2 Series CPU provides full motor protection even when the Bypas...

Page 84: ...nal electronic overload protection cannot provide proper protection of the individual motors Codes require the use of separate OLRs for each motor which would need to be external devices In these inst...

Page 85: ...of an existing 2S2W starter which already has separate OLRs for each speed Dry Aux contacts of the 2S2W starter are used to provide a Run command to the VMX2 Series so that all existing controls can...

Page 86: ...ss 10 F005 Overload Reset 0 Manual 1 Auto 2 Disabled Overload 1 0 Manual F006 F009 Reserved for factory use Fn Group Function Description Adjustment Display Range Setting Increments Factory Setting Se...

Page 87: ...ond 0 8 seconds Fn Group Function Description Adjustment Display Range Setting Increments Factory Setting Setting F024 Pump Flex Decel Mode Pump Flex Control Deceleration Ramp 0 Disabled coast to stop...

Page 88: ...conds 1 2 F038 Shorted SCR and Trip Delay 0 1 10 seconds 0 Disabled 1 second 1 second F039 Shunt Trip Delay 0 1 10 seconds 0 Disabled 1 second 1 second Fn Group Function Description Adjustment Display...

Page 89: ...led or 1 10 attempts In 1 minute cycle 1 0 Disabled F054 Restart Delay Time Value Readout for F028 0 999 Seconds N A Read Only F055 Coast Down Timer Value for F048 1 3600 Seconds F056 Starts Per Hour...

Page 90: ...p button stops motor in all the remote control modes 1 0 F069 Reserved for factory use Fn Group Function Description Adjustment Display Range Setting Increments Factory Setting Setting F070 System Set...

Page 91: ...01 12 31 MM DD MM 01 12 DD 01 31 F091 Fault History 3 Oldest Fault 0 No fault history or Fault 1 57 see Fault code list F092 Time Stamp Fault 3 00 00 23 59 hh mm hh 00 23 mm 00 59 F093 Date Stamp Faul...

Page 92: ...2 lead 3 lead lag 1 0 F106 Power Factor Trip Point 01 1 01 50 F107 Power Factor Trip Delay Time 1 20 seconds 1 2 Fn Group Function Description Adjustment Display Range Setting Increments Factory Setti...

Page 93: ...pment s will be refused When the replacement parts are received and evaluated at the factory any warranty determination will result in an offsetting credit being issued for the replacement parts alrea...

Page 94: ...0 V M X 2 C o m p a c t S o f t S t a r t e r P h a s e t r o n i c s I n c d b aMo t o r t r o n i c s 1 6 0 0S u n s h i n eD r i v e C l e a r w a t e r F l o r i d a3 3 7 6 5 U S A T e l 7 2 7 5...

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