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Instruction Manua l Carrier VFD Quic k Reference D2-346 6-2.
Copyright © 200 5 Rockwell Automation. Al l r ights rese r ved. The informa tion i n this ma nual is su bject to c hange with out noti ce. Throughou t this manual , the following notes are used to a .
! A TTE NTION: When the l e vel-sense star t feature is ena bled (P .054 = O N), the us er must e nsure that automatic star t u p of the driven equ ipment wil l not cau se injur y to op erating pers onnel or dama ge to the driven equipme nt.
! A TTE NTION: Use of power corr ection c apacitor s on the o utput of the dr ive can result in errati c operatio n of th e motor , nuisance tripp ing, and/ or per mane nt dam age to the dr ive . Remove power correc tion ca pacitor s before proceedin g.
! A TTE NTION: When con nected t o a no n-regenerative com mon DC bus, rege neration m a y cause a r ise in D C bus voltage. Be aware that other d rives on the bus m a y experience a n unexpected speed i ncreas e due to the high bus voltage. F ailur e to obse r ve this precautio n may result in bod ily injury .
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Contents I C ONTENTS Chapter 1 Using This Manual 1.1 Required Public ations ............. ................... ............. ................... ............. ......... 1-1 1.2 Getting Assistance f rom Reli ance Electri c .............. ............. .
II Carrier VFD Quick Reference.
Using This Manual 1-1 C HAPTER 1 Using This Manual The Car rier V FD Qui ck Ref erence i s intend ed for qualified C arr ier ser vice pers onnel, and is to be used d urin g star t up , operatio n, and mai ntenance o f the variable spe ed dri v e.
1-2 Carrier VFD Quick Reference.
Identifying Drive Components Using Reference Drawings and Parts Lists 2-1 C HAPTER 2 Identifying Drive Components Using Reference Dra w ings and P ar ts Lists Replace w ith 2.
2-2 Carrier VFD Quick Reference.
Using the Keypad/Display to Program , Monitor, and Control t he Drive 3-1 C HAPTER 3 Using the Ke ypa d/Disp la y to Pr ogra m, Mo nito r , an d Cont r ol the Drive If you are unfamiliar wi th the detai led operation of the keypad/display , refer to chapter 3 of the Li quiFlo Sof tware Star t- Up and Reference Manual (D2-34 10).
3-2 Carrier VFD Quick Reference.
Identifying Parameter Defaults For Carrier Drives 4-1 C HAPTER 4 Identifying P arameter Defaults For Carrier Drives Use th e f o llo wing t able to identif y and set the pa rame ter def aults f or Carrier dri ves . Important: Setting P .050 (Resto re Def aults) to ON will restore the drive t o Reliance def a ults , not Ca rrier def aults.
4-2 Carrier VFD Quick Reference.
Verifying the Installation 5-1 C HAPTER 5 V e rifying the Installation Record the f ollowing job information: Record the follo wing nameplate information: 1. Jo b Name: 2. Jo b Number : 3. Cit y: 4. Sta te: 5. Zip Code: 1. Chil ler Serial Num ber: 2. VFD P ar t Numb er : 3.
5-2 Carrier VFD Quick Reference.
Troubleshooting the Drive 6-1 C HAPTER 6 T r oubleshooting the Drive This cha pter descr ibes how to troubleshoot th e dri v e an d the equip ment tha t is needed to d o so. 6.1 T est Equipme nt Neede d T o T roubleshoot An isol ated mult imeter will be nee ded to meas ure DC bus v oltage an d to ma ke resistanc e checks.
6-2 Carrier VFD Quick Reference Figure 6.1 – DC Bus V oltage T er minals (414 Amp Dr ives) Init ial D C Bus Measur ement Points POS TP2 TP1 (+) NEG (-).
Troubleshooting the Drive 6-3 Figure 6.2 – DC Bus V oltage T er minals (500 Amp and 643 Amp Drives) Initia l DC Bus Measur ement Points.
6-4 Carrier VFD Quick Reference 6.3 Checking the P ower Mod ules an d Motor with Inp ut P ower Off Use the following proc edure to check the dr ive’ s P ower Modul e circuitr y with p ower off: Step 1 . T urn off an d lock out inp ut power . Wait five minutes.
Troubleshooting the Drive 6-5 T able 6.1 – Resistance Chec ks Input Diode No. Meter Connection (+) (- ) Component is OK if resist ance (R) is : Compone nt is defective i f: 1 * SCR1 10 < R < 1 megohm Continuit y (shor t circuit) or open when t he meter i s conne cted wi th reversed polar ity .
6-6 Carrier VFD Quick Reference 6.4 T rou ble shooting th e Drive Using Error Codes The dr ive can displ ay two kinds of er ror codes, c alled alar m and fault cod es, to signal a problem dete cted dur ing sel f tuning or drive operation. F ault and alar m c odes ar e shown in t ab les 6.
Troubleshooting the Drive 6-7 6.4.1 Identifying Alarm Codes and Recovering Drive alar m codes are shown in table 6.2. Note that the alar m code will onl y be displayed f or as long as the problem exists. Once the problem has been co rrected, the alar m cod e will di sappear from the d isplay .
6-8 Carrier VFD Quick Reference 6.4.2 Identifying Fault Codes and Reco vering Drive fault codes ar e shown in table 6. 3. T o clear a singl e fault that has oc curre d so that the dri v e can be star .
Troubleshooting the Drive 6-9 HU High DC bus vo l t a g e DC bus voltage too hig h (capaci tor protection ). Chec k input lin e v oltag e; if nece ssary , add transfor mer . Deceleration time too s hor t . Increase d eceleration t ime P .002/P .018/P .
6-10 Carrier VFD Quick Reference OCb Ov ercurrent (at DC brakin g) DC voltage too high. Check parameters H.0 06, H.007 . OCd Ov ercurrent (at deceleration ) Overcurrent co ndition oc curred wh ile decelerating . Deceleration time too s hor t. See OC fault cor rective action s.
Troubleshooting the Drive 6-11 6.4.3 Acc essing, Readi ng, and Cleari ng the F aults in the Err or Log The following proced ure shows how to acces s and cl ear the e rror log.
6-12 Carrier VFD Quick Reference Step 2. Press t he ▼ k ey until Err is di splay ed. Step 3. Press t he ENT ER ke y . If no faults hav e occured, E rr will b e displayed again. If on ly on e f ault h as occur red, the fault code will be displayed as the firs t entr y in the log.
Troubleshooting the Drive 6-13 Step 6. Press t he ▼ key . The dis play shows the time stamp, which is based on a 24-hour clock. Use the arrow ke ys to move between the day and time data. Step 7 . Press the PROGRAM ke y , which disp lays the erro r log entr ies ag ain.
6-14 Carrier VFD Quick Reference 6.5 I dentifying Fatal F ault Codes and Re co vering F atal f ault code s are di sting uished by the letter F preced ing the co de. They nor mally indicat e a malfunc tion of th e micro processor o n the Regul ator boar d.
Troubleshooting the Drive 6-15 6.6 I ndentify ing PMC Board F ault Codes and Recovering T ab le 6.5 li sts PMC b oard fault codes. Thes e faults can be iden tified using th e three LEDs loc ated on th e Regul ator board.
6-16 Carrier VFD Quick Reference Step 8 . Press UP ARRO W until P .048 is displayed. Step 9 . Press ENTE R. Step 10. P ress UP or DOWN ARRO W to select UEC or U-H m ode. Step 1 1. Pre ss EN TER. Obse r ve SELF is displayed brief ly . Step 12. Press UP or DOWN ARROW until P .
DIF Docume ntation Impr o vement Form Use this f o r m to give us your commen ts conce r ning this publication or to r epor t a n error tha t you hav e f o und.
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Copyright ©2005 Ro ckwell Automation, Inc. All Rights Reser ved. Printed in USA. Publication D2-3466-2 - Ma y 2005 -- Supercedes D2-3466- 1 - J une 2002.
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