User`s Manual - Minarik Drives
Contents
1. 5 nk due iii EL OE nl a NE ta E ied al d tral 6 FUSING ceai arta pue de TE EET HE ata E dn d a Erde KSG aa d 6 COMISCUONS sis ssis IIIA AAA 6 Power connections 7 Motor connections 11 Operation 16 Voltage Input Warning 16 Jumper Settings 17 Drive phase output JMP501 and JMP502 17 Acceleration mode select JMP503 18 Braking mode select JMP504 19 Voltage doubleroutput 23 sig RE OO Eo OE EET Da EE e 24 To reverse motor direction 25 To stop the drive 25 Calibration 26 Calibration Procedure 28 Vii MINIMUM SPEED MIN 28 MAXIMUM SPEED MAX 28 BOOS kiini is oen aie AE DOSEER e s edd 29 TORQUE LIMIT TQ LIM 29 ACCELERATION ACCEL 30 DECELERATION DECEL 30 Troubleshooting 31 Before troubleshooting 31 Diagnostic LEDS 32 POWER ee2. MrG COMPANY INC MMVFD SERIES MODEL MMVFDOG D2830AC Variable frequency drives for 3 phase AC motors Copyright 2002 by Ellis Manufacturing Company Inc All rights reserved No part of this manual may be reproduced or transmitted in any form without written permission from Ellis The information and technical data in this manual are subject to change without notice Ellis Mfg Co and its Divisions make no warranty of any kind with respect to this material including but not limited to the implied warranties of its merchantability and fitness for a given purpose Ellis Mfg Co and its Divisions assume no responsibility for any errors that may appear in this manual and make no commitment to update or to keep current the information in this manual Printed in the United States of America Safety Warnings A Kk x 2 amp KEE AVOID HAZARD HEAT DRY VIBRATION This symbol AN denotes an important safety tip or warning Please read these instructions carefully before performing any of the procedures contained in this manual DO NOT INSTALL REMOVE OR REWIRE THIS EQUIPMENT WITH POWER APPLIED Have a qualified electrical technician install adjust and service this equipment Follow the National Electrical Code and all other applicable electrical and safety codes including the provisions of the Occupational Safety and Health Act OSHA when installing equipment Reduce the chance of an electrical fire shock or explo
3. LINE IN terminals as shown in Figure 3 page 10 2 Locate the WHITE lead with a BLACK STRIPE This lead is connected to the POWER switch on the front cover of the case Connect this lead to the L2 120 terminal on the printed circuit board 3 Jumper the DOUBLER and L2 240 terminals as shown in Figure 3 page 10 10 Installation W un ae Ai 1 JMP504 2 1 2 COAST STOP 3 2 3 BRAKE STOP 2082 POWER CH B DOUBLER 219 E S082 10948 Los ei ig 8089 LOSHL Z0SHL olaaa COM S1 S2 S3 L2 240 FU502 V SE sm s IN L2 120 FU501 IEEE 19000005 L2 S LI 10000004 EB id MODE EB id VAC IN 230 VAC OUT 2 ANNA BLACK WITH WHITE WITH WHITE STRIPE BLACK STRIPE Figure 3 AC Line Connection With Voltage Doubler 115 VAC In 230 VAC Out Installation 11 Motor connections Single phase operation N Warning It is very important that terminal V the center motor terminal on the circuit board be left open no connection for single phase operation NOTE If the motor and capacitor are sold separately Ellis highly recommends buying only the motor and operating in 2 phase mode as described below The resulting speed range will be considerably wider while starting torque will approach that of a 3 phase motor If the motor capacitor is permanently mounted to the motor by the factory Ellis recommends leaving the capacitor attached thereby reducing the potential for hu
4. ere EE heer ee a eons 32 TALIMI ini P P an DE ee AA PESE E EIS 32 Replacement Parts 38 Tables Table 1 Jumper Settings 17 Table 2 Replacement PANS 38 viii Illustrations Figure 1 MMVFDO06 D230AC Dimensions 2 Figure 2 AC Line Connection No Voltage Doubler Used 115 VAC In 115 VAC Out or 230 VAC In 230 VAC Out 8 Figure 3 AC Line Connection With Voltage Doubler 115 VAC In 230 VAC Out 10 Figure 4 Motor Connections for Single Phase Operation Motor With Pre Wired Capacitor 12 Figure 5 Motor Connections for Two Phase Operation No Pre Wired Capacitor 14 Figure 6 Motor Connections for Three Phase Motors 15 Figure 7 MMVFDO6 D230AC Braking Personality 20 Figure 8 MMVFDO6 D230AC Acceleration Personality 20 Figure 9 Jumper Terminal Locations 21 Figure 10 Jumper Settings 22 Figure 11 MMVFDO6 D230AC Calibration Trimpot Layout 27 Figure 12 Diagnostic LED location 33 Specifications 1 Phase 1 or 3 Phase Max Continuous AC Input Output Max Output Amps Drive VAC VAC HP C
5. 1 speed range while vector duty motors may operate satisfactorily over a 30 1 speed range Some motors can be satisfactorily operated at speeds as low as 50 rpm speed range 50 1 Below 50 rpm some motors may show signs of stepping or cogging or run warmer Although the MMVFD will allow a minimum of 1 Hz the actual minimum frequency is dependent on motor type and load The motor may need to be derated for low frequency lower than 30 Hz operation Please consult the motor manufacturer if the operating frequency is lower than 30 Hz General Information iii Many 3 phase inverter manufacturers claim that they can run single phase motors effectively This is normally accomplished by wiring only 2 phases however this primitive method may cause instabilities due to the lack of feedback from one of the motor connections Furthermore motor torque will be reduced considerably because the phases are still 120 apart The MMVFD can efficiently operate a single phase motor because the ASIC changes the phase shift to 180 in order to develop maximum torque A 90 phase shifted output is provided in two phase operation in order to eliminate the start capacitor The MMVFD series features solid state reversing with adjustable acceleration and deceleration The MMVFD may also interface with motor thermal protection through the enable circuit IV General Information MMVFD Series Features ASIC based oolid state circuitry Adj
6. 11 MMVFDO6 D230AC Calibration Trimpot Layout zoso 0189 LOSO voso 6059 COD 9050 9059 soso 28 Calibration Calibration Procedure PLONE EI gt E 9 Set the FWD BRAKE REV switch on the front cover to the BRAKE position Set all trimpots except BOOST TQ LIM and V HZ fully counterclockwise CCW Set the TQ LIM trimpot to maximum full CW Set the V Hz trimpot to center of travel 12 o clock position Make no adjustment to the BOOST trimpot Set JMP501 amp JMP502 to 1 2 position 3 phase output Set the speed adjust pot to zero full CCW Set the FWD BRAKE REV switch on the front cover to the desired direction Set the POWER switch to ON 10 Calibrate the trimpots as follows MINIMUM SPEED MIN 1 2 Set the speed adjust potentiometer to zero full CCW Slowly rotate the MIN trimpot CW until the motor begins to turn then slowly rotate the pot CCW until the motor just stops This step calibrates the MIN SPD pot to zero speed without hysteresis MAXIMUM SPEED MAX Set the speed adjust potentiometer to maximum speed Using a hand held tachometer or analog frequency meter as a reference adjust the MAX trimpot until the desired speed or frequency is reached Calibration 29 TORQUE LIMIT TQ LIM N Warning Although the TQ LIM trimpot can be set up to 120 of the drive nameplate rating continuous operation beyond the drive nameplate rating may cause damage to the mot
7. 30 VAC above ground To prevent the risk of injury or fatality avoid direct contact with the printed circuit board or with circuit elements Do not disconnect any of the motor leads from the drive unless power is removed Removing any one motor lead while the drive is running may destroy the drive e Use 20 24 AWG wire for speed adjust potentiometer wiring Use 14 16 AWG wire for AC line L1 L2 and motor U V and W wiring Installation 5 Shielding guidelines N Warning Under no circumstances should power and logic leads be bundled together Induced voltage can cause unpredictable behavior any electronic device including motor controls As a general rule Ellis recommends shielding of all conductors If it is not practical to shield power conductors Ellis recommends shielding all logic level leads If shielding the logic leads is not practical the user should twist all logic leads with themselves to minimize induced noise It may be necessary to earth ground the shielded cable If noise is produced by devices other than the drive ground the shield at the drive end If noise is generated by a device on the drive ground the shield at the end away from the drive Do not ground both ends of the shield If the drive continues to pick up noise after grounding the shield it may be necessary to add AC line filtering devices or to mount the drive in a less noisy environment Logic wires from other input devices suc
8. LOS KI LOSHL ENABLE COM S1 S2 S3 e sk e FWD REV LINE IN DOUBLER L2 120 Figure 9 Jumper Terminal Locations 22 Operation MOTOR PHASE JUMPER SETTINGS JMP501 AND JMP502 SINGLE PHASE MOTOR WITHOUT THREE PHASE MOTOR punc pedet i a PREWIRED RUN CAPACITOR 2 PHASE OPERATION JMP501 JMP502 JMP501 JMP502 JMP501 JMP502 ACCEL TORQUE SETTINGS BRAKING SETTINGS JMP503 JMP504 JMP503 JMP503 JMP504 JMP504 1 1 1 1 2 2 2 2 3 3 3 3 Standard Pump Normal Break Operation Fan Figure 10 Jumper Settings Operation 23 Voltage doubler output WARNING Do not connect the 230 VAC line input to the 115 VAC terminals This will result in severe damage to the motor and drive possible explosion and severe injury MMVFDO06 D230AC series drives are equipped with a unique voltage doubling feature for use when 230 VAC input voltage is not available This feature converts a 115 VAC input to a 230 VAC output for use with 230V motors The drive current output remains the same Refer to Figure 3 page 10 for connection information Use extreme caution when connecting this feature Incorrect use of this feature may result in fire and serious injury 24 Operation Startup N Warning Do not change jumper settings with power applied Ensure that jumper settings are compatible with the motor being controlled 1 Verify that no conductive material is present on the PCB 2 Verify that the correct volt
9. REV switch to BRAKE The drive willl brake to a stop at a rate controlled by the TQ LIMIT trimpot setting Do not set the torque limit setting above 150 of the motor s nameplate current rating 26 Calibration N Warning Dangerous voltages exist on the drive when it is powered and up to 60 seconds after power is removed and the motor stops When possible disconnect the voltage input from the drive before adjusting the trimpots If the trimpots must be adjusted with power applied use insulated tools and the appropriate personal protection equipment BE ALERT High voltages can cause serious or fatal injury The MMVFD series has seven user adjustable trimpots Each drive is factory calibrated to its maximum current rating Readjust the calibration trimpot settings to accommodate lower horsepower motors See Figure 11 for trimpot location All adjustments increase with CW rotation and decrease with CCW rotation Use a non metallic screwdriver for calibration Each trimpot is identified on the printed circuit board Calibration TQ LIMIT TORQUE LIMIT S 1 JMP501 2 3 1 2 3 PHASE 2 8 1 2 PHASE U c ma JMP502 1 2 2 3 PHASE 2 3 1 PHASE 1 3 V HZ V 1 JMP503 wig e ipe BOOST L_ BOOST a ACCEL ACCELERATION DECEL gt W DECELERATION 1 JMP504 2 1 2 COAST STOP 3 2 3 BRAKE STOP POWER LI 4 s g LOSAL I MIN SPEED gt x MAX SPEED Figure
10. TION DECEL d Set the speed adjust potentiometer to maximum full CW and wait for the motor to come to maximum speed Quickly set the speed adjust potentiometer to minimum speed full CCW and note the time the motor takes to decelerate to minimum speed If the deceleration time differs from the desired time adjust the DECEL trimpot until the desired time is reached Rotating the DECEL pot CW slows deceleration thereby increasing the ramp time 31 Troubleshooting N Warning Dangerous voltages exist on the drive when it is powered and up to 60 seconds after power is removed and the motor stops When possible disconnect the voltage input from the drive while troubleshooting BE ALERT High voltages can cause serious or fatal injury Before troubleshooting Perform the following steps before starting any procedure in this section Disconnect AC voltage input from the drive Wait 60 seconds for power to discharge The green POWER LED will blink while power is discharging e Check the drive closely for damaged components e Check that no wire chips or other foreign material has become lodged on the printed circuit board e Verify that every connection is correct and in good condition e Verify that there are no short circuits or grounded connections e Check that the drive s rated phase current and RMS voltage are consistent with the motor ratings For additional assistance contact your local Ellis distribu
11. age is connected to the inputs before applying power DO NOT CONNECT 230 VAC POWER TO A 115 VAC DRIVE Applying power in this manner will damage the motor and drive 3 Verify that jumpers are set to the correct phasing for the motor under load 4 Set the speed adjust knob to zero full CCW Set the FWD BRAKE REV switch to the desired direction 6 Apply 115 or 230 VAC 50 60 Hz single phase power to the drive The green POWER LED will come on after an initial delay of 1 2 seconds in which all logic circuits are checked for proper function If it does not check the external line fuses to ensure that they are properly installed and not blown e Operation 25 7 f you attempt to start and the red TQ LIMIT LED comes on the control has entered torque limit mode To avoid this occurrence you may a increase the torque limit setting or b lengthen the acceleration time enough to accommodate the needed starting torque by adjusting the ACCEL trimpot To reverse motor direction To reverse the direction of motor shaft rotation while the motor is running set the FWD BRAKE REV switch to the desired direction When a new direction is selected there is no need to set the FWD BRAKE REV switch to BRAKE The control will automatically decelerate the motor down to zero speed and then reverse direction accelerating and decelerating at a rate controlled by the ACCEL DECEL trimpot setting To stop the drive Set the FWD BRAKE
12. al AC phase output to the motor from the drive is set to its minimum frequency The drive simultaneously introduces a DC voltage not to exceed the threshold set by the CURRENT LIMIT trimpot into the motor stator for two 2 seconds The motor will brake for two seconds then coast to a stop This stops the motor much more quickly and efficiently than simply coasting to a stop while avoiding high currents which may damage the motor and drive For normal operation jumper terminals 1 and 2 of terminal JMP504 this is the factory setting To enable DC injection braking jumper terminals 2 and 3 Refer to Figure 10 page 22 for terminal locations 20 Operation STOPPING WITH DC INJECTION BRAKING STOPPING WITHOUT DC INJECTION BRAKING MOTOR SPEED NOTE NOT DRAWN TO SCALE TIME Figure 7 MMVFD06 D230AC Braking Personality MOTOR SPEEB CONSTANT TORQUE VARIABLE TORQUE TIME NOTE NOT DRAWN TO SCALE Figure 8 MMVFD06 D230AC Acceleration Personality Operation 21 1 JMP501 2 1 2 3 PHASE 3 2 3 1 2 PHASE US Le LOSD JMP502 1 2 2 3 PHASE 2 3 1 PHASE C 6059 D 0 0 0 0 tosya 20SHL lt N lt e 1 JMP503 2 1 2 STANDARD 3 2 8 PUMP FAN 4 BOOS 9059 ACCEL 1 JMP504 2 1 2 COAST STOP 3 2 3 BRAKE STOP POWER a O OE el m O m r QAG tose I o z LOSOI LOST MAX o
13. allation Mounting N Warning Do not install rewire or remove this control with input power applied Doing so may cause fire or serious injury Make sure you have read and understood the Safety Warnings before attempting installation NOTE Horizontal mounting may require derating the drive See your Ellis representative for more information Mount the drive in either a vertical plane recommended or the horizontal plane Four 0 19 inch 5 mm wide slots accept 8 pan head screw Fasten either the large base or narrow flange of the chassis to the subplate e Drive components are sensitive to electrostatic fields Avoid direct contact with the circuit board Hold drive by the chassis only e Protect the drive from dirt moisture and accidental contact Provide sufficient room for access to the terminal block and calibration trimpots e Mount the drive away from heat sources Operate the drive within the specified ambient operating temperature range e Prevent loose connections by avoiding excessive vibration of the drive e The chassis must be earth grounded Use a star washer beneath the head of at least one of the mounting screws to penetrate the anodized chassis surface and to reach bare metal 4 Installation Wiring N Warning Do not install remove or rewire this equipment with power 4 applied Failure to heed this warning may result in fire explosion or serious injury Circuit potentials are at 115 or 2
14. and severe injury If the voltage doubler is not used connect the AC line voltage as follows 1 Connect AC line voltage to LINE IN L1 and L2 terminals as shown in Figure 2 page 8 2 Locate the WHITE lead with a BLACK STRIPE This lead is connected to the POWER switch on the front cover of the case Connect this lead from the POWER switch to the L2 230 terminal on the printed circuit board 8 Installation I JMH5U4 2 1 2 COAST STOP 3 2 3 BRAKE STOP 2059 POWER A E U BI DM S1 S2 S3 C tie jog 8099 6069 LOSHL LOSHA cOSHL FU502 L2 240 PR IN p 20 FU501 10000008 RS N L2 swe 000004 Z 115 VAC IN 115 VAC OUT Y M e EH BLACK WITH WHITE WITH WHITE STRIPE BLACK STRIPE Figure 2 AC Line Connection No Voltage Doubler Used 115 VAC In 115 VAC Out or 230 VAC In 230 VAC Out Installation 9 Voltage doubler output 115 VAC input 230 VAC output WARNING Do not connect the 230 VAC line input to the 115 VAC terminals This will result in severe damage to the motor and drive possible explosion and severe injury MMVFD D230AC series drives are equipped with a unique voltage doubling feature for use when 230 VAC input voltage is not available This feature converts a 115 VAC input to a 230 VAC output for use with 230V motors The drive current output remains the same Use caution when connecting this output 1 Connect the AC line voltage leads to the
15. ds below the base motor speed Figure 8 page 20 shows a simple graph illustrating the difference between linear and variable V Hz modes Linear acceleration mode produces a constant V Hz and torque current output from the drive In contrast variable torque mode produces a variable V Hz and torque current output from the drive As a result fans and centrifugal pumps which normally dissipate energy at low speeds can be much more efficient For linear torque mode jumper terminals 1 and 2 of JMP503 this is the factory setting For variable torque mode jumper terminals 2 and 3 Refer to Figure 7 page 21 for terminal locations Refer to Figure 10 page 22 for jumper settings Operation 19 Braking mode select JMP504 The MMVFD series is equipped with DC injection braking for use with high inertia applications see Figure 7 page 20 As a rule DC motors do not convert AC ripple in the DC signal to mechanical energy instead it is dissipated as waste heat AC motors perform in the opposite fashion any DC component of an AC signal is converted to mechanical energy and acts as drag on an AC motor Because DC voltage induces a steady state magnetic field through the motor windings the poles of the stator and rotor will tend to align themselves magnetically Thus the motor will not only slow down but stop completely if the DC voltage is great enough When injection braking is selected and the drive is disabled the norm
16. e that EN and COM terminals are properly connected Verify that motor is not jammed Increase TQ LIM setting if it is set too low page 29 Apply AC line voltage to L1 and L2 Connect motor to drive outputs U V and W Calibrate MIN and MAX SPD trimpots page 28 Increase MAX SPD setting page 28 Compare motor voltage to input voltage replace motor if necessary 36 Troubleshooting Problem Possible Suggested Cause Solution Motor will not reach the Motor is overloaded 3 Check motor load desired speed cont Resize the motor or drive if necessary Motor pulsates or surges Motor bouncing in Make sure motor under load and out of torque is not undersized limit for load adjust TQ LIM setting CW page 29 Motor does not reverse Bad FWD BRAKE Check FWD REV switch BRAKE REV connection switch connection Reversing circuit not Check reversing working properly circuit by shorting DIR terminal to COM terminal with jumper wire Problem TQ is unsatisfactory at high speeds Possible Cause TQ LIMIT set too low TQ BOOST set too low Load may exceed rating of motor drive Nominal input voltage may be too low for motor Troubleshooting 37 Suggested Solution Check TQ LIM setting page 29 Check TQ BOOST setting page 29 Fix load i e straighten mounting coupling etc or replace
17. e wire motor this connection may be internal If the motor has four leads you must make this connection yourself Three phase operation NOTE Ensure that jumper terminals JMP501 and JMP502 N are properly set before applying power to the motor and drive Refer to Table 1 page 17 for proper jumper settings Connect a three phase motor to terminals U V and W as shown in Figure 6 page 15 14 Installation PZ o E a 3 2090 UE e GP MOTOR V mu WINDINGS PO 9050 soso 9059 2059 LOSHd 20SHL ug LS COAST STOP BRAKE STOP 3 two phase operation POWER FO E soso This run capacitor MUST BE OMMITED for 6 LOSTI rogy 8089 LOSHL FU502 H 00 TER IN REN m clc SE bo k Figure 5 Motor Connections for Two Phase Operation No Pre Wired Capacitor U ED VG WED COAST STOP BRAKE STOP 1081 OO c a IN CH Installation 15 LOSD W Ze POD COD 6059 P P 9050 SOSO 9059 2059 E WINDINGS C LOSHL LOSOI Log GOSHL Al H Dm keni 8 w Figure 6 Motor Connections for Three Phase Motors 16 Operation N Warning Dangerous voltages exist on the drive when it is powered and up to 60 seconds after power is removed and the motor stops BE ALERT High voltages can cause serious or fatal injury For your safety use personal protective equipment PPE when operating this drive Do not change jumper sett
18. es not blow but the motor does not run Troubleshooting Possible Cause Line fuses are the wrong size Motor or motor cable is shorted to ground Nuisance tripping caused by a combination of ambient conditions and high current spikes i e reversing Speed adjust pot or voltage input signal is set to zero speed Speed adjust pot or voltage input signal is not properly connected to drive input connections are open 3 Drive is tripped off or has gone into thermal overload Suggested Solution Check that line fuses are properly sized for the motor being used Check motor cable and motor for shorts Add a blower to cool the drive components increase TQ LIM settings page 29 Increase the speed adjust pot setting or voltage input signal Check connections to input Verify that connections are not open 3 Disable then re enable the drive Problem Line fuse does not blow but the motor does not run cont Motor runs too slow or too fast at set speed Motor will not reach the desired speed Possible Cause Drive has been disabled Drive is in current limit Drive is not receiving AC voltage input Motor is not connected MIN and MAX SPD are not calibrated MAX SPD setting is too low Nominal input voltage may be too low for motor Troubleshooting 35 Suggested Solution Ensur
19. h as motion controllers and PLL velocity controllers must be separated from power lines in the same manner as the logic I O on this drive 6 Installation Heat sinking MMVFDO6G series drives have sufficient heat sinking in their basic configurations No additional heat sinking is necessary Fusing MMVFD series drives are shipped with two 20 amp line fuses preinstalled Refer to Heplacement Parts page 38 for replacement line fuse part numbers Use fast acting fuses rated for 250 volts and approximately 150 200 of the maximum motor current Connections N Warning 4 Do not connect this equipment with power applied Failure to heed this directive may result in fire or serious injury Do not connect the DOUBLER terminals if your line input voltage is 115 VAC and your desired output voltage is 115 VAC Under no circumstances may the DOUBLER terminals be connected if your line voltage is 230 VAC This may result in severe damage to the motor and drive possible explosion and severe injury Installation 7 Power connections No voltage doubler used 115 VAC input 115 VAC output or 230 VAC input 230 VAC output N Warning Do not connect the DOUBLER terminals if your line input 4 voltage is 115 VAC and your desired output voltage is 115 VAC Under no circumstances may the DOUBLER terminals be connected if your line voltage is 230 VAC This may result in severe damage to the motor and drive possible explosion
20. ings with power applied Ensure that jumper settings are compatible with the motor being controlled N Voltage Input Warning 7 Do not connect 230 VAC line input to the 115 VAC terminals This will result in severe damage to the motor and drive and possible explosion and injury Under no circumstances may the DOUBLER terminals be connected when the AC line voltage is 230 VAC This will result in severe damage to the motor and drive possible explosion and injury Operation 17 Jumper Settings The MMVFD series is equipped with four jumper terminals which control different aspects of drive operation Refer to Figure 9 page 21 for terminal locations Drive phase output JMP501 and JMP502 JMP501 and JMP502 must be set to match the phase of the motor being controlled The factory default setting is three phase operation terminals 1 and 2 jumpered Refer to Table 2 for optional jumper settings or refer to Figure 10 on page 22 Table 1 Jumper Settings Motor JMP501 JMP502 Operation Settings Settings Single phase 2 3 2 3 Two phase 2 3 1 2 Three phase 1 2 1 2 18 Operation Acceleration mode select JMP503 The MMVFD D230AC series is equipped with a dual V Hz feature which allows the setting of a linear or variable V Hz characteristic The linear setting should be used for all constant torque applications The use of the variable characteristic in the appropriate applications can save energy at spee
21. man error and running the drive and motor in single phase mode NOTE Ensure that jumper terminals JMP501 and JMP502 are properly set before applying power to the motor and drive Refer to Table 2 page 17 for proper jumper settings Connect the motor as shown in Figure 4 page 12 Ensure that the prewired capacitor and its associated motor coil are connected to terminals U and W as shown This connection may be internal if using a 2 wire motor If the motor has three leads the user must make this connection 12 Installation NOTE This connection may be internal to the motor two wire leads If not three wire leads the user must make this connection zoso Eb 0G0 a UB V MOTOR WINDINGS W PRE WIRED START EE CAPACITOR VOSO 9050 GOSD 9050 0SD 6059 ZoSo GP E POH GP ED LOGO GP RAKE STOP POWER je LOGTI LOS Losya LOGL C 6069 LOSH L ZOSHL Figure 4 Motor Connections for Single Phase Operation Motor With Pre Wired Capacitor Installation 19 Two phase operation N Warning For two phase operation ensure that the start capacitor is not connected NOTE Ensure that jumper terminals JMP501 and JMP502 are properly set before applying power to the motor and drive Refer to Table 1 page 17 for proper jumper settings Connect the motor as shown in Figure 5 page 14 Ensure that terminals U and V are connected through the motor coil as shown In a thre
22. motor and drive with motor and drive rated for higher horsepower Compare motor voltage to input voltage Replace motor if necessary 38 Troubleshooting Replacement Parts Replacement parts are available from Ellis Corporation and its distributors for this drive series Table 2 Replacement Parts Model No Symbol Description EllisPIN MMVFDO6 D230AC C501 504 2200 uF 25 VDC Capacitor 011 0140 FU501 502 20A 3AB Normal blow Fuse 050 0019 Q501 Q506 IGBT 070 0086 TH501 502 20 amp Thermistor 033 0013 TB501 6 pin Wago Terminal Block 160 0163 Notes 39 40 Notes JEllis MFG COMPANY INC 107 W Railroad Street PO Box 930219 Verona WI 53593 0219 800 383 5547 Doc 250 0317 Revision 1 4 01 Printed in the U S A
23. or and or drive 1 With no power applied to the drive connect an ammeter in series with the motor 2 Set the TQ LIM trimpot to full CCW 3 Carefully lock the motor shaft Ensure that the motor is firmly mounted 4 Apply line power The motor should be stopped 5 Set the speed adjust potentiometer to maximum speed The motor should remain stopped 6 Slowly rotate the TQ LIM trimpot clockwise CW until the ammeter reads 120 of maximum motor current Set the speed adjust potentiometer to zero speed Remove power from the drive Remove the lock from the motor shaft 0 Remove the ammeter in series with the motor BOOST S DR The boost trimpot is used to increase motor torque at low speeds The minimum setting is sufficient for most applications and does not need to be adjusted 30 Calibration If the motor runs rough or noisily at low speeds the boost trimpot may need adjustment Contact your Ellis representative for assistance ACCELERATION ACCEL Lk Set the speed adjust potentiometer to minimum full CCW and wait for the motor to come to stop or minimum speed Quickly set the speed adjust potentiometer to maximum speed full CW and note the time the motor takes to accelerate to maximum speed If the acceleration time differs from the desired time adjust the ACCEL trimpot until the desired time is reached Rotating the ACCEL pot CW slows acceleration thereby increasing the ramp time DECELERA
24. sion by proper grounding over current protection thermal protection and enclosure Follow sound maintenance procedures It is possible for a drive to run at full speed as a result of a component failure Ellis strongly recommends the installation of a master switch in the main power input to stop the drive in an emergency Circuit potentials are at 115 VAC or 230 VAC above earth ground Avoid direct contact with the printed circuit board or with circuit elements to prevent the risk of serious injury or fatality Use a non metallic screwdriver for adjusting the calibration trimpots Use approved personal protective equipment and insulated tools if working on this drive with power applied General Information The MotorMaster Variable Frequency Drive MMVFDO6 D230AC Series are solid state ASIC based variable frequency AC motor drives With a 115 or 230 VAC 50 60 Hz single phase input MMVFDs are factory calibrated for an output of 1 to 60 Hz They will operate any 1 HP or smaller 115 or 208 230 volt three phase AC induction single phase or permanent split capacitor motor through a speed range of zero through nameplate speed They can be user calibrated for 1 through 115 Hz output Although MMVFD inverters can operate over a 30 1 speed range most AC motors will operate over a 10 1 speed range with constant torque at 1 to 60 Hz and constant horsepower above 60 Hz Inverter duty motors may operate satisfactorily over a 20
25. tor or the factory direct by telephone at 1 800 ELLIS 646 2745 32 Troubleshooting Diagnostic LEDs Ellis s MMVFD series is equipped with diagnostic LEDS to assist the user in troubleshooting and monitoring equipment status while in use Refer to Figure 12 for diagnostic LED locations POWER The green POWER LED lights when AC line voltage is applied and the control s low voltage power supply is operational TQ LIMIT The red TORQUE LIMIT LED lights when the drive output current exceeds the threshold set by the TQ LIMIT trimpot If this LED lights shut down the motor and drive by the disabling method or by removing power Check the motor to make sure it is not jammed or overloaded The TQ LIMIT trimpot may need to be recalibrated See the Calibration section page 26 for information on calibrating the TQ LIMIT trimpot Troubleshooting 33 1 JMP501 2 3 1 2 3 PHASE 2 3 1 2 PHASE U zx ma LOGO TORQUE LIMIT LED voso 0SO 6059 1 2 JMP502 1 2 2 3 PHASE 2 3 1 PHASE 1 V lt I N 1 JMP503 2 4 2 STANDARD 3 2 3 PUMP FAN w o O a J 9059 POWER LED gt o e m E d soso W gt 1 JMP504 2 1 2 COAST STOP 3 2 3 BRAKE STOP POWER POR O m O m r J U LOSTI IS LOSAL L Im 1081 LI a Figure 12 Diagnostic LED location 34 Problem Line fuse blows Line fuse do
26. urrent AC In MMVFD06 D230AC 115 230 230 1 6 01 16 10 Connect only 115 VAC line input to the 115 VAC terminals Do not connect 230 VAC line input to the 115 VAC terminals This will result in severe damage to the motor and drive and possible explosion and injury AC Voltage Input Range 115 230 VAC 10 50 60 Hz single phase Fundamental Carrier Frequency 15 KHz Output Frequency Range 1 120 Hz Adjustable Minimum Output Frequency Range 1 11 Hz Maximum Output Frequency Range 60 Hz output 40 120 Hz Acceleration Time Range no load 2 seconds Deceleration Time Range no load 2 seconds Input Impedance 50K ohms Vibration 0 5G max 20 50 Hz 0 1G max 250 Hz Weight 1 2 Ib Ambient Operating Temperature Range 10 55 C The actual minimum frequency observed is a function of the motor and system Derate current by 2 per degree if the operating temperature is above 40 C Under no circumstances may the ambient temperature exceed 55 C 2 Dimensions 6 90 175 6 30 160 1 40 35 0 mem lt FORWARD VARIABLE SPEED CONTROL ot ee Gielie mee Set toggle erhieft to PORRARD posiilem Tam power satah O ee Turn speed dial to required speed 10 2 259 9 80 249 7 00 178 5 51 140 4 78 121 2 31 58 7 0 12 3 05 1 50 38 1 1 50 38 1 ALL DIMENSIONS IN INCHES MILLIMETERS Figure 1 MMVFD06 D230AC Dimensions Inst
27. ustable minimum and maximum speed Adjustable acceleration and deceleration oolid state braking and reversing Adjustable current limit Adjustable V Hz during acceleration Adjustable voltage boost at low speeds Multiple motor operation Three phase and single phase motor control Power LED Current limit LED DC injection braking General Information V IMPORTANT INFORMATION N Caution should be taken when operating fan cooled motors at low speeds because their fans may not move sufficient air to properly cool the motor Ellis ercommends inverter duty motors when the speed range is beyond 10 1 In addition to standard 3 phase induction motors the following motor types may be used with the MMVFD e Permanent split capacitor PSC e Shaded pole e AC synchronous e AC stepping 28 8 72 and 200 RPM type N The following motor types MAY NOT be used e Split phase e Capacitor start e Repulsion induction Series Universal AC DC Any motor with starting switch centrifugal or relay and or separate starting winding vi Contents Safety Warnings i General Information li MMVFD Series Features iv IMPORTANTINFORMATION V Specifications 1 Dimensions 2 Installation 3 N OTU NC tes oe sea pta oe ana ae n RUE eee aa a Sa g cet ae eee ee EU RS E 3 WINO OE ER EE sae eee eke dE E EO oS dub oo eee ir dla 4 Shieldingguidelines
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