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Operating Instructions

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1. S N 24 V 12 S ea 424V 13 mM DIN 18 DIN 19 COM 20 D IN 27 D IN 29 D IN 32 D IN 33 D IN 37 10 V 50 AIN 53 AIN 54 COM 55 AOUT I ne 4 20mA COM 39 U I E A53 Parameters 6 12 Terminal 53 4mA Low Current 6 13 Terminal 53 20mA High Current 6 14 Terminal 53 ORPM Low Ref Feedb Value 6 15 Terminal 53 1500RPM High Ref Feedb Value Default Value Notes comments 24 V 12 3 24V 13 8 DIN 185 9 T DIN 19 COM 20 DIN 27 DIN 29 DIN 32 DIN 33 DIN 370 10 50 A IN 53 A IN 54 COM 55 A OUT 42 COM 39 Parameters Setting 5 10 Terminal 18 8 Start Digital Input 5 12 Terminal 27 0 No Digital Input operation 5 19 Terminal 37 1 Safe Stop Safe Stop Alarm Notes comments If 5 12 Terminal 27 Digital Input is set to 0 No operation a jumper wire to terminal 27 is not needed Table 6 5 Start Stop Command with Safe Stop Speed 130BB805 10 Start 18 46 MG11AHO02 VLT is a registered Danfoss trademark Table 6 6 Pulse Start Stop Speed Parameters 5 10 Terminal 18 9 Latched Start 6 Stop Inverse Setting 130BB803 10 Digital Input 5 12 Terminal 27 Digital Input Default Value Notes comments If 5 12 Terminal 27 Digital Input is set to 0 No operation a jumper wire to ter
2. 6 29 24 F Ses ecards a aE 25 58 62 76 77 ST a 13 25 G Ground Conmn ecti nS er a ON uqu u 14 25 ele 19 MERE 14 25 Grounded 16 Grounding El Glen DEE 14 15 16 24 25 Using Shielded 22 14 Hand one AE 28 32 50 s dr ler eco u quia R y 7 1 61800 E 16 Induced 13 EU E 33 Input IER Disconnect Ne UE Sigri l i aS le EI Terminals Volta Jeonan E aeterne nstallation Isolated Mains See 16 L Leakage Current do Current 53 5 MA Eme a a a H R Y S Local 30 32 50 30 28 30 28 28 M Mal dE TE 34 31 Mains Main rS EP tO 13 Supply e eei er e a 65 69 70 Supply ET E2 L3 tette A A 71 Ve ert eire taedis 31 32 51 VLT HVAC Drive Operating Instructions Manual lnitialisation 33 Mechanical Brake Control 23 Menu E M 30 31 SEEUCEUTG scio e 32 37 38 Motor Cables ertet tee P Ue 9 13 15 28 Current ole 71 POW EN 11 13 14 59 31 Protection s u u MEHR RESUME 13
3. with the unit Contact the supplier MG11AH02 VLT is a registered Danfoss trademark 63 p Basic Troubleshooting VLT HVAC Drive Operating Instructions Symptom Possible Cause Test Solution Bypass critical frequencies by using parameters in parameter group 4 6 Acoustic noise or vibration Turn off over modulation in N Check if noise and or vibration e g a fan blade is making Resonances e g in the motor fan 74 03 Overmodulation 1 s have been reduced to an noise or vibrations at system Change switching pattern and gus acceptable limit certain frequencies frequency in parameter group 14 0 Increase Resonance Dampening in 1 64 Resonance Dampening 64 MG11AH02 VLT is a registered Danfoss trademark Specifications VLT HVAC Drive Operating Instructions 10 Specifications 10 1 Power dependent Specifications Mains supply 200 240 V AC Normal overload 11096 for 1 minute Frequency converter P1K1 P1K5 P2K2 P3K0 P3K7 Typical Shaft Output kW 1 1 145 22 3 3 7 IP20 Chassis A2 A3 may be converted to IP21 using a conversion kit Please j NY A2 A2 A2 A3 A3 also see Mechanical mounting and IP21 Type 1 Enclosure kit in the Design Guide IP55 Type 12 A4 A5 A4 A5 A4 A5 A5 A5 P66 NEMA 4X A4 A5 A4 A5 A4 A5 A5 A5 Typical Shaft Output HP at 208 V 1 5 2 0 2 9 4 0 4 9
4. Pulse encoder inputs Programmable pulse en inputs Pulse input accuracy el 1 kHz f Max error 0 1 of full scale Max error 0 05 of full scale The pulse and encoder inputs terminals 29 32 33 are galvanically isolated from the supply voltage PELV and other high voltage terminals only 2 Pulse inputs are 29 and 33 3 Encoder inputs 32 A and 33 B Analog output Number of programmable analog outputs 1 EE EE SS 0 Max load GND analog output 500 Q 7 Row juod i i KS L The analogue output is pe r Ieper from the supply voltage PELV and other high Geer EH Control card RS 485 serial communication Terminal number 68 P TX RX 69 N TX RX The RS 485 serial communication circuit is functionally separated from other central circuits and galvanically isolated from the supply voltage PELV Digital output Programmable digital pulse outputs 2 1 Terminal 27 and 29 can also be programmed as input The digital output is galvanically isolated from the supply voltage PELV and other high voltage terminals MG11AH02 VLT is a registered Danfoss trademark 73 Specifications VLT HVAC Drive Operating Instructions Control card 24V DC output Terminal number 12 13 The 24 V DC supply is galvanically isolated from the supply voltage PELV but has the same potential as the analog and digital in
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6. 6 51 etie 1 System Feedback uuu S n 6 leie ln e D 53 Start Up etae 29 VLT HVAC Drive Operating Instructions T Technical Data retra e erts Sa a waw 71 Temperature 45 es 25 Terminal Thermistor le le EEN 16 57 48 es rien 16 Tightening Of Terminals eee 78 Torque ClhiaracteristiCs ett rte EE 71 Bac 29 Transient Protecton EENEG H Trip gl E ER BUN COON E 13 Tripzlocks a exte tie 53 Troubleshooting 6 55 62 U UL TT 77 V Voltage IAD ALAN GO es aaa aan aa 56 RB 72 W Warning And Alarm Definitions 54 And Alarm Displayes 53 And Alarm Types ernst 53 VVarnings V u s z 53 Wire SiZ bera rris SEA 13 15 MG11AH02 VLTE is a registered Danfoss trademark 81 www danfoss com drives Danfoss can accept no responsibility for possible errors in catalogues brochures and other printed material Danfoss reserves the right to alter its products without notice This also applies to products already on order provided that such alterations can be made without subsequential changes being necessary in specifications already agreed All tra
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10. control terminals or serial communication 52 MG11AHO02 VLT is a registered Danfoss trademark Warnings and Alarms 8 Warnings and Alarms 8 1 System Monitoring The frequency converter monitors the condition of its input power output and motor factors as well as other system performance indicators A warning or alarm may not necessarily indicate a problem internal to the frequency converter itself In many cases it indicates failure conditions from input voltage motor load or temperature external signals or other areas monitored by the frequency converter s internal logic Be sure to investigate those areas exterior to the frequency converter as indicated in the alarm or warning 8 2 Warning and Alarm Types Warnings A warning is issued when an alarm condition is impending or when an abnormal operating condition is present and may result in the frequency converter issuing an alarm A warning clears by itself when the abnormal condition is removed Alarms Trip An alarm is issued when the frequency converter is tripped that is the frequency converter suspends operation to prevent frequency converter or system damage The motor will coast to a stop The frequency converter logic will continue to operate and monitor the frequency converter status After the fault condition is remedied the frequency converter can be reset It will then be ready to start operation again A trip can be reset in any of 4 ways
11. Enclosure A1 A5 B1 B4 C1 C3 C2 C4 aims we xe xe zs Table 2 1 Minimum Airflow Clearance Requirements MG11AH02 VLT is a registered Danfoss trademark 9 Installation VLT HVAC Drive Operating Instructions 2 3 2 Lifting e 00 AN Check the weight of the unit to determine a safe 5 rsen o lifting method Es em SS Ensure that the lifting device is suitable for the SN task If necessary plan for a hoist crane or forklift with the appropriate rating to move the unit A For lifting use hoist rings on the unit when provided 2 3 3 Mounting TT Mount the unit vertically Illustration 2 3 Proper Mounting with Railings The frequency converter allows side by side installation NOTE Ensure that the strength of the mounting location Back plate is needed when mounted on railings will support the unit weight Mount the unit to a solid flat surface or to the optional back plate to provide cooling airflow see Illustration 2 2 and Illustration 2 3 2 3 4 Tightening Torques See 10 4 Connection Tightening Torques for proper Improper mounting can result in over heating tightening specifications and reduced performance Use the slotted mounting holes on the unit for wall mounting when provided 130BA219 10 F Illustration 2 2 Proper Mounting with Back Plate Item A is a back plate properly installed for required
12. 2820 LCP stack overflow 2821 Serial port overflow 2822 USB port overflow 3072 5122 Parameter value is outside its limits 5123 Option in slot A Hardware incompatible with control board hardware 5124 Option in slot B Hardware incompatible with control board hardware 5125 Option in slot CO Hardware incompatible with control board hardware 5126 Option in slot C1 Hardware incompatible with control board hardware 5376 6231 Internal fault Contact your Danfoss supplier or Danfoss Service Department Table 8 2 Internal Fault Codes ALARM 39 Heatsink sensor No feedback from the heatsink temperature sensor The signal from the IGBT thermal sensor is not available on the power card The problem could be on the power card on the gate drive card or the ribbon cable between the power card and gate drive card WARNING 40 Overload of digital output terminal 27 Check the load connected to terminal 27 or remove short circuit connection Check 5 00 Digital I O Mode and 5 01 Terminal 27 Mode WARNING 41 Overload of digital output terminal 29 Check the load connected to terminal 29 or remove short circuit connection Check 5 00 Digital I O Mode and 5 02 Terminal 29 Mode WARNING 42 Overload of digital output on X30 6 or overload of digital output on X30 7 For X30 6 check the load connected to X30 6 or remove the short circuit connection Check 5 32 Term X30 6 Digi Out MCB 101 For X30 7 check the load conn
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14. Q1 My Personal Menu 130BP089 10 Ob Q2 Quick Setup Q3 Function Setups Q5 Changes Made E 3 Select Q5 2 Since Factory Setting to view all programming changes or Q5 1 Last 10 Changes for the most recent 5 5 Parameter Menu Structure Establishing the correct programming for applications often requires setting functions in several related parameters These parameter settings provide the frequency converter with system details it needs to operate properly System details may include such things as input and output signal types programming terminals minimum and maximum signal ranges custom displays automatic restart and other features See the LCP display to view detailed parameter programming and setting options Press Info in any menu location to view additional details for that function Press and hold Main Menu to enter a parameter number for direct access to that parameter Details for common application set ups are provided in 6 Application Set Up Examples MG11AH02 VLT is a registered Danfoss trademark 37 VLT HVAC Drive Operating Instructions About Frequency Converter P 5 5 1 Quick Menu Structure BE30A MOT s Jeuruue OL 9 qp j3 5u 1 J uj WUNWIXeW 21 02 uunuulu W 1 0Z n x eqpees s us13jau 21 02 Muf 9 Jnos yoeqp 4 80 07 UOISJ9AUO peqpeeJ 20 0Z eui jeibau ulen jeu
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16. 300 m 1000 ft for unshielded motor leads 150 m 500 ft for shielded cable 2 2 Frequency Converter and Motor Pre installation Check List Compare the model number of unit on the nameplate to what was ordered to verify the proper equipment Ensure each of the following are rated for same voltage Mains power Frequency converter Motor Ensure that frequency converter output current rating is equal to or greater than motor full load current for peak motor performance Motor size and frequency converter power must match for proper overload protection If frequency converter rating is less than motor full motor output cannot be achieved 2 3 1 Cooling To provide cooling airflow mount the unit to a solid flat surface or to the optional back plate see 2 3 3 Mounting Top and bottom clearance for air cooling must be provided Generally 100 225 mm 4 10 in is required See Illustration 2 1 for clearance requirements Improper mounting can result in over heating and reduced performance Derating for temperatures starting between 40 C 104 F and 50 C 122 F and elevation 1000 m 3300 ft above sea level must be considered See the equipment Design Guide for detailed information Z e 7 lt ca a o 5 r Fr r r Z Illustration 2 1 Top and Bottom Cooling Clearance
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18. Description Waming Alarm Trip Alarm Trip Lock Parameter Reference Mains phase loss X 14 12 Function at Mains Imbalance DC Tnkvotage gh SCS X DCmewmebw X Dee LI DC under vottage f x I E 1L P DX II 0 6 x 14 Earth Ground fault T B mona EE gt 27 sake chopper x x SSS gt 30 Motor phase U missing X X X 4 58 Missing Motor Phase Motor phase V missing X X X 4 58 Missing Motor Phase Motor phase W missing 4 58 Missing Motor Phase 33 nuhfut fault 52071 N JUNE amem epe s out of fequency ange x x x wane bien X Ebbe 39 Heatsink sensor o Heatsink sensor o 40 Overload of Digital Output Terminal 27 5 00 Digital VO Mode 41 Overload of Digital Output Terminal 29 5 00 Digital VO Mode 5 02 Terminal 29 Mode 42 Overload of Digital Output On X30 6 X 5 32 Term X30 6 Digi Out MCB 101 42 Overload of Digital Output On X30 7 5 33 Term X30 7 Digi Out MCB 101 46 Pvvr card Pvvr card supply B N o o o t x lt gt gt gt iii fik LA LA N 1 gt 54 MG11AH02 VLT is a registered Danfoss trademark p Warnings and Alarms VLT HVAC Drive Operating Instruction
19. Output current A S Continuous c 6 6 P 10 6 12 5 16 7 2 3 x 200 240 V A Intermittent m 7 3 8 3 11 7 13 8 18 4 3 x 200 240 V A 2 38 2 70 3 82 4 50 6 00 Continuous kVA 208 V AC kVA Max input current AS Continuous M 5 9 6 8 9 5 11 3 15 0 o 3 x 200 240 V A 5 m ntermittent E 6 5 7 5 10 5 12 4 16 5 3 x 200 240 V A Additional specifications Estimated power loss 63 82 116 155 185 at rated max load W 2 Max cable size mains motor brake 4 10 mm AWG 2 Weight enclosure IP20 kg 4 9 4 9 4 9 6 6 6 6 Weight enclosure IP21 kg 5 5 5 5 5 5 7 5 7 5 Weight enclosure IP55 kg 9 7 13 5 9 7 13 5 9 7 13 5 13 5 13 5 A4 A5 Weight enclosure IP66 kg 9 7 13 5 9 7 13 5 9 7 13 5 133 13 5 A4 A5 Efficiency 3 0 96 0 96 0 96 0 96 0 96 Table 10 1 Mains Supply 200 240 V AC MG11AH02 VLT is a registered Danfoss trademark 65 VLT HVAC Drive Operating Instructions Specifications S9 49 49 0S 0S l u123 S8L WOW Osc OcL 9291 49 49 49 03 0 6 0 0 v S6 ESEL 160 Sv Sv Sv SE GEI c s V8 0 1 08 Sv8 C S E E EC cL EC c cL 9 91 1 01 tc cL DV A Ovc 00cxe Iddns suleyy 201 lqe L c 5 9941 ensopoue 1uBIS A 5X LSA ensopoue 1uBIS A 0241
20. V W 97 98 and W U 98 96 5 Check for proper grounding of the frequency converter as well as the motor 6 Inspect the frequency converter for loose connections on terminals 7 Record the following motor nameplate data power voltage frequency full load current and nominal speed These values are needed to program motor nameplate data later 8 Confirm that the supply voltage matches voltage of frequency converter and motor 24 MG11AHO02 VLT is a registered Danfoss trademark Start Up and Functional Tes CAUTION VLT HVAC Drive Operating Instructions Before applying power to the unit inspect the entire installation as detailed in Table 3 1 Check mark those items when completed Inspect for Auxiliary equipment Cable routing Control wiring Cooling clearance EMC considerations Environmental considerations Fusing and circuit breakers grounding Input and output power wiring Panel interior Switches Vibration Table 3 1 Start Up Check List Description e Look for auxiliary equipment switches disconnects or input fuses circuit breakers that may reside on the input power side of the frequency converter or output side to the motor Ensure that they are ready for full speed operation Check function and installation of any sensors used for feedback to the frequency converter Remove power factor correction caps on motor s if present Ensure that input power moto
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22. 04 Over Temp s 15 05 Over Volt s MG11AH02 VLT is a registered Danfoss trademark 33 About Frequency Converter P VLT HVAC Drive Operating Instructions 5 About Frequency Converter Programming 5 1 Introduction The frequency converter is programmed for its application 2 3 02 Minimum Reference Set minimum internal functions using parameters Parameters are accessed by frequency converter reference to OHz This sets pressing either Quick Menu or Main Menu on the LCP the minimum frequency converter speed at 0 Hz See 4 User Interface for details on using the LCP function keys Parameters also be accessed through a 14 7 0 00A 10 using the MCT 10 Set up Software see 5 6 Remote Analog Reference Reference Q3 21 Programming with The quick menu is intended for initial start up Q2 Quick Set Up and detailed instructions for common frequency converter applications Q3 Function Set Up Step by step 130BT762 10 3 02 Minimum Reference 0 000 Hz instructions are provided These instructions enable the user to walk through the parameters used for 3 programming applications in their proper sequence Data entered in a parameter can change the options available in the parameters following that entry The quick menu 3 03 Maximum Reference Set maximum internal frequency converter reference to 60 Hz This sets the maximum frequency converter spee
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24. 130BB477 10 SE All frequency converters may be used with an w isolated input source as well as with ground reference power lines When supplied from an isolated mains source IT mains or floating delta 020 or TT TN S mains with a grounded leg grounded II D n uu 1 delta set 14 50 RFI Filter to OFF When off the internal RFI filter capacitors between the chassis 7 and the intermediate circuit are isolated to avoid LA damage to the intermediate circuit and to reduce earth capacity currents in accordance with IEC 61800 3 RU 2 4 5 Control Wiring Isolate control wiring from high power Illustration 2 11 Motor Mains and Earth Wiring for B Frame Sizes components in the frequency converter and Above Using Conduit If the frequency converter is connected to a thermistor for PELV isolation optional thermistor control wiring must be reinforced double insulated A 24 VDC supply voltage is recommended 2 4 4 AC Mains Connection Size wiring based upon the input current of the frequency converter For maximum wire sizes see 2 4 5 1 Access 10 1 Power dependent Specifications Remove access cover plate with a screw driver Comply with local and national electric
25. 14 796 0 00A 1 1 130BT765 10 Analog Reference Q3 21 6 11 Terminal 53 High Voltage 34 10 00 V MG11AHO02 VLT is a registered Danfoss trademark About Frequency Converter P 6 6 14 Terminal 53 Low Ref Feedb Value Set minimum speed reference on Terminal 53 at 6Hz This tells the frequency converter that the minimum voltage received on Terminal 53 0 V equals 6 Hz output 14 7 96 0 00A 10 Analog Reference Q3 21 6 14 Terminal 53 Low Ref Feedb Value 130BT773 11 000020 000 7 6 15 Terminal 53 High Ref Feedb Value Set maximum speed reference on Terminal 53 at 60 Hz This tells the frequency converter that the maximum voltage received on Terminal 53 10V equals 60 Hz output 14 7 96 0 00A 10 Analog Reference Q3 21 6 15 Terminal 53 High Ref Feedb Value 130BT774 11 50 000 With an external device providing a 0 10 V control signal connected to frequency converter terminal 53 the system is now ready for operation Note that the scroll bar on the right in the last illustration of the display is at the bottom indicating the procedure is complete Illustration 5 1 shows the wiring connections used to enable this set up 130BB482 10 U l or Lei A53 G e dm x Z Illustration 5 1 Wiring Example for External Device Provi
26. 22 peeds pe1ey 1e ainssald 88 22 p ds wo J ON 1e aJnssaJd 8 ZZ WdY MO 4 ON 3e peeds 68 22 uone n 5je 3ulod HOM 28 22 uoneui Ixoaddy ann Jeaul asenbs 18 22 uoljesuadwo gt 08 22 fejeg dung Aig 2 22 uonounJ dung Aig 92 22 ul l 1500g WNWIXEW 9 22 1500 1utodies 22 g4 Jeu dn exeM 22 zH p ds dn ayem Et Wdy p ds dn exyeM zr zc sui dee s uinuulul W 17 22 au ung WNWIUIW Or zz Aejaq M0 J ON vZ cc uonbounj M0 J ON 22 22 uon q p ds MOT 22 22 uon q 1 MOd MO 2 22 1uaun 1e u id ploH DA 00 Z dois ye uonounj 08 L ey q HAS 12 1 yes Bu ld 6 1 043305 BHeYOA 19AO Z 1 Z 1 XE exyeaq DY 91 C uon un4 yeig 01 2 138000 WNWIXeW 9 2 1s00g 1utodies sr zZ u l Hiq 83 dn exeM 22 zH p ds dn ayem r zc 1 1441 p ds dn exyeM zr zc awl d ls umnullulyy Le zz Sul ung unululW or ec KbJag MOJ4 ON tZ ZZ uonbounj M0 J ON 22 22 uon q p ds o1 22 22 1 g u yolg 19 22 uonoung 1198 uexoJg 09 22 suon ung ue sbunies uonpollddy r D Bulunjoiny Cid 67 02 8 9 y eqp q WNWUIXeW 72 07 y eqp q WINWIUII 6 02 Bueu gt 1ndino q e ueuuojed ed doo1 peso suu 4 q ules jeuoniodoJd ZH p ds ueis q Wdy p ds eis q 041005 9SJ9AU Z 1utodies 22 02 3utodies 12 02
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28. 75 Rotation ice a etu Ugo 28 31 Tero c 26 e CHE 6 WING quan a n sanu qana ua Qa aa 13 14 25 MOUNT gedichter nidis trac sz 10 25 Multiple Frequency Converters 2226 13 15 Ve rol eR 24 N Navigation Keys 26 34 50 30 32 Noise lsolation 13 25 O Open LOOP eH 20 34 Operation Keys 32 Optional Equipment 15 19 26 6 Output eU 51 56 Performance U V VV 71 Signali salsa RR ETE UHR RN eMe sss 37 Terminals eegener a Qa ees 11 24 OVE CULO resco eene Qa a ates ee eR RW NR E 51 Overload Protection 9 13 Overvoltage trt ttt eret eius 29 51 P PED cm samet vM E SEDE 16 48 Phase Loss el geess awayu Y 56 Povver Connections EFact olpa A ettet tenentes 65 Prestar qa Qa EUN Qa 24 Programming Programming 6 19 29 31 33 36 37 44 56 26 30 32 34 EXAM Pl eL 34 Protection ANd Features 75 Pulse Encoder Inputs 73 80 MG11AH02 VLT is a registered Danfoss tra
29. 8 2 o M xew 1esso amod suone yieds jeuonippy 091 081 KS S c 602 V A X 1ueniuue1u P Syl LE Sc 6L v A 08r 0rr X snonunuo LL orl Vit 61 V A 086 x 3 nl n ul 9 LOL EEL vE 62 22 V A 08 x snonunuo ow quand yndul NEW VA Ov A 09 WAY snonunuo 821 voL LEB Zeg 815 Viv 61 2 12 191 Le EZL ZOL YEL vc9 gos EZY o 92 TTZ 991 Ov A 007 snonunuo 9 1 Evl 9LL 88 919 vv vLE 62 VEZ V A Ogt Ot X 3uexiuue1ul p 091 081 SOL 08 S9 25 ve Lt LZ v A X snonunuo g l 291 LL 66 08 19 sir ely TSE voc V A 6 t 08 X usual a LL Lvl 901 06 Z 19 vv GLE 143 vc v A 08 X snonunuo z Juan 3ndino o o 12 12 1g 1g Lg Xt VW3N 99d 25 12 12 1g DS 1g ZL d L SSdl o o 12 12 1g id 1g L YWIN LZd ssojueq 1 e1uo se d HJ UOISIJAUOD A z ED 2 a ed a e buisn 241 0 aq Aew y pue y eg sisseu ozdi 21 001 SL 09 Sc 02 SL A 09 1e dH indino Heys je xid 06 GL SS Sy CH SI LL MA indino yeys 2010 06d Neid XSSd Std 3814 Meld 10 06011 PEOH AO EUUON DV A 08 x iddns suleyy MG11AH02 VLT is a registered
30. B and C Sizes 15 1 LCP 11 Relay 2 04 05 06 5 Cable strain relief PE ground 6 Cable sran elif PE ground 6 Brake terminal tsr im 7 Load sharing terminal DC bus 88 89 8 Serial bus terminal switch T Motor output terminals 96 U 97 V 98 W 9 1 Analog switches A53 A54 19 Mains input terminals 91 L1 92 L2 93 13 0 Relay 1 01 02 03 MG11AH02 VLT is a registered Danfoss trademark 5 Introduction 1 1 Purpose of the Manual This manual is intended to provide detailed information for the installation and start up of the frequency converter 2 Installation provides requirements for mechanical and electrical installation including input motor control and serial communications wiring and control terminal functions 3 Start Up and Functional Testing provides detailed procedures for start up basic operational programming and functional testing The remaining chapters provide supplementary details These include user interface detailed programming application examples start up troubleshooting and specifications 1 2 Additional Resources Other resources are available to understand advanced frequency converter functions and programming The VLT Programming Guide MG33MXYY provides greater detail on working with parameters and many application examples The VLT Design Guide MG33BXYY is intended to provide detaile
31. Design Guide Control card performance EE 5 ms 1ms Control card USB serial communication USB standard 1 1 Full speed Connection to PC is carried out via a standard host device USB cable The USB connection is galvanically isolated from the supply voltage PELV and other high voltage terminals The USB ground connection is not galvanically isolated from protection earth Use only an isolated laptop as PC connection to the USB connector on the frequency converter Protection and Features Electronic thermal motor protection against overload Temperature monitoring of the heatsink ensures that the frequency converter trips if the temperature reaches a predefined level An overload temperature cannot be reset until the temperature of the heatsink is below the values stated in the tables on the following pages Guideline these temperatures may vary for different power sizes frame sizes enclosure ratings etc The frequency converter is protected against short circuits on motor terminals U V W If a mains phase is missing the frequency converter trips or issues a warning depending on the load Monitoring of the intermediate circuit voltage ensures that the frequency converter trips if the intermediate circuit voltage is too low or too high The frequency converter constantly checks for critical levels of internal temperature load current high voltage on the intermediate circuit and low motor speeds As a re
32. Frame Sizes Motor wiring knockouts or access panels are provided at the base of IP21 and higher NEMA1 12 units Do not install power factor correction capacitors netic eee 2 between the frequency converter and the motor Ke l e l l is l l o lee m Do not wire a starting or pole changing device 2 De be R R between the frequency converter and the motor WW Connect the 3 phase motor wiring to terminals s 2 4 96 U 97 V and 98 W U 97 W AD Ground the cable in accordance with grounding M m o Dn my instructions provided Is P i Torque terminals in accordance with the e information provided in 10 4 1 Connection m Mem Tightening Torques Follow motor manufacturer wiring requirements The three following illustrations represent mains input motor and earth grounding for basic frequency converters Actual configurations vary with unit types and optional equipment Illustration 2 10 Motor Mains and Earth Wiring for B Frame Sizes and Above Using Shielded Cable MG11AH02 VLT is a registered Danfoss trademark 15 p Installation VLT HVAC Drive Operating Instructions Ground the cable in accordance with grounding instructions provided in 2 4 2 Earth Grounding Requirements N SN
33. Setting 32 Current Limit 29 plora 9 56 D DC Current Link Derating Digital Automatic Motor Adaptation 28 50 tee DC as RU RUE 30 j uc 65 B Back Plate eee ho ee apu q qaa d eerta 10 Braking 58 50 E C Earth CONNECTION E 25 Cable Lengths And Cross Sectong 5 71 VUE 25 Circuit Breakers MM EUM 25 Clearance Electrical Noise 14 Cl earancesay ua ette e ect aa QA 9 Requirements 9 J eC 25 Closed Eiter iere 20 50178 Fuses 200 V To 480 V 76 Communication Option sg External Commands oett o 7 50 Conduit nnne 13 25 16 Controllers 6 Intetlock eene 19 36 Voltage ptr erret t ie pere 34 F Fault LO et ses ete RR 31 33 Feedback aiit tatus 20 25 59 51 60 Floating 16 a aS Si u 9 24 MG11AH02 VLT is a registered Danfoss trademark 79 Index Functional Testing
34. airflow to cool the unit 10 MG11AHO02 VLT is a registered Danfoss trademark p Installation VLT HVAC Drive Operating Instructions 2 4 Electrical Installation This section contains detailed instructions for wiring the frequency converter The following tasks are described Wiring the motor to the frequency converter output terminals Wiring the AC mains to the frequency converter input terminals Connecting control and serial communication wiring After power has been applied checking input and motor power programming control terminals for their intended functions Illustration 2 4 shows a basic electrical connection 4 A K 91 L1 5 0 96887 rs 8 7 92112 se Ty tS input 93 L3 i 3K 4 4 L W 98 95 PEE A PE 99 od 5 Motor DC bus ikin 880 Svvitch Mode 89 9 Power Supply 4K _ HH 24Vdc Goen Brake 15mA 200mA resistor 10Vdc 2 5 3 Ii R81 P S201 ei
35. be provided Table 1 1 Frequency Converter Internal Components MG11AH02 VLT is a registered Danfoss trademark 7 Introduction VLT HVAC Drive Operating Instructions 1 5 Frame Sizes and Power Ratings References to frames sizes used in this manual are defined in Table 1 2 Frame Size kW 525 690 n a n a n a n a n a n a n a Table 1 2 Frames Sizes and Power Ratings 8 MG11AH02 VLT is a registered Danfoss trademark Installation VLT HVAC Drive Operating Instructions 2 Installation 2 1 Installation Site Check List 2 3 Mechanical Installation The frequency converter relies on the ambient air for cooling Observe the limitations on ambient air temperature for optimal operation Ensure that the installation location has sufficient support strength to mount the frequency converter Keep the frequency converter interior free from dust and dirt Ensure that the components stay as clean as possible In construction areas provide a protective covering Optional IP54 NEMA 12 or IP66 NEMA 4 enclosures may be necessary Keep the manual drawings and diagrams accessible for detailed installation and operation instructions It is important that the manual is available for equipment operators Locate equipment as near to the motor as possible Keep motor cables as short as possible Check the motor characteristics for actual tolerances Do not exceed
36. control terminal 37 Safe stop disables the control voltage of the power semiconductors of the frequency converter output stage which in turn prevents generating the voltage required to rotate the motor When the Safe Stop T37 is activated the frequency converter issues an alarm trips the unit and coasts the motor to a stop Manual restart is required The safe stop function can be used for stopping the frequency converter in emergency stop situations In the normal p VLT HVAC Drive Operating Instructions operating mode when safe stop is not required use the frequency converter s regular stop function instead When automatic restart is used the requirements according to ISO 12100 2 paragraph 5 3 2 5 must be fulfilled Liability Conditions It is the responsibility of the user to ensure personnel installing and operating the Safe Stop function Read and understand the safety regulations concerning health and safety accident prevention Understand the generic and safety guidelines given in this description and the extended description in the Design Guide Have a good knowledge of the generic and safety standards applicable to the specific application User is defined as integrator operator servicing maintenance staff Standards Use of safe stop on terminal 37 requires that the user satisfies all provisions for safety including relevant laws regulations and guidelines The optional safe stop function complies
37. entire network When connecting a motor to the frequency converter always use screened motor cable Cable Screened twisted pair STP Impedance 120 O Cable length Max 1200 m including drop lines Max 500 m station to station MG11AH02 VLT is a registered Danfoss trademark 23 Start Up and Functional Tes VLT HVAC Drive Operating Instructions 3 Start Up and Functional Testing 3 1 Pre start 3 1 1 Safety Inspection E AWARNING HIGH VOLTAGE If input and output connections have been connected improperly there is potential for high voltage on these terminals If power leads for multiple motors are improperly run in same conduit there is potential for leakage current to charge capacitors within the frequency converter even when disconnected from mains input For initial start up make no assumptions about power components Follow pre start procedures Failure to follow pre start procedures could result in personal injury or damage to equipment 1 Input power to the unit must be OFF and locked out Do not rely on the frequency converter disconnect switches for input power isolation 2 Verify that there is no voltage on input terminals L1 91 L2 92 and L3 93 phase to phase and phase to ground 3 Verify that there is no voltage on output terminals 96 U 97 V and 98 W phase to phase and phase to ground 4 Confirm continuity of the motor by measuring ohm values on U V 96 97
38. frequency converter to restore factory default settings does not change data stored in the LCP memory AWARNING UNINTENDED START When the frequency converter is connected to AC mains the motor may start at any time The frequency converter motor and any driven equipment must be in operational readiness Failure to comply could result in death serious injury equipment or property damage 32 MG11AHO02 VLT is a registered Danfoss trademark User Interface 4 2 1 Uploading Data to the LCP 1 Press Off to stop the motor before uploading or downloading data Go to 0 50 LCP Copy Press OK Select All to LCP ST E eS Press OK A progress bar shows the uploading progress 6 Press Hand On or Auto On to return to normal operation 4 2 2 Downloading Data from the LCP 1 Press Off to stop the motor before uploading or downloading data 2 Go to 0 50 LCP Copy 3 Press OK 4 Select All from LCP 5 Press OK A progress bar shows the downloading process 6 Press Hand On or Auto On to return to normal operation 4 3 Restoring Default Settings CAUTION Initialisation restores the unit to factory default settings Any programming motor data localization and monitoring records will be lost Uploading data to the LCP provides a backup before initialisation Restoring the frequency converter parameter settings back to default values is done by initialisation of th
39. of terminals correct Reference signal available 62 MG11AH02 VLT is a registered Danfoss trademark Solution Missing input power See Table 3 1 Check the input power source Missing or open fuses or circuit Follow the recommendations provided Replace the faulty LCP or connection cable Wire the terminals properly Use only LCP 101 P N 130B1124 or LCP 102 P N 130B1107 Press Status 4 to adjust the contrast Replace the faulty LCP or connection cable If the display stays lit then the problem is in the control wiring Check the wiring for shorts or incorrect connections If the display continues to cut out follow the procedure for display dark Connect the motor and check the service switch Apply mains power to run the unit Press Auto On or Hand On depending on your operation mode to run the motor Apply a valid start signal to start the motor Apply 24 V on terminal 27 or program this terminal to No operation Program correct settings Check 3 13 Reference Site Set preset reference active in parameter group 3 1 References Check for correct wiring Check scaling of terminals Check reference signal Basic Troubleshooting VLT HVAC Drive Operating Instructions Symptom Motor running in wrong direction Motor is not reaching maximum speed Motor speed unstable Motor runs rough Motor w
40. or removed since the last power down Check that the configuration change is intentional and reset the unit VLT HVAC Drive Operating Instructions ALARM 68 Safe stop activated Loss of the 24 V DC signal on terminal 37 has caused the filter to trip To resume normal operation apply 24 V DC to terminal 37 and reset the filter ALARM 69 Povver card temperature The temperature sensor on the povver card is either too hot or too cold Troubleshooting Check that the ambient operating temperature is vvithin limits Check for clogged filters Check fan operation Check the povver card ALARM 70 Illegal frequency converter configuration The control card and power card are incompatible Contact your supplier vvith the type code of the unit from the nameplate and the part numbers of the cards to check compatibility ALARM 80 Drive initialised to default value Parameter settings are initialised to default settings after a manual reset Reset the unit to clear the alarm ALARM 92 No flovv A no flovv condition has been detected in the system 22 23 No Flow Function is set for alarm Troubleshoot the system and reset the frequency converter after the fault has been cleared ALARM 93 Dry pump A no flovv condition in the system vvith the frequency converter operating at high speed may indicate a dry pump 22 26 Dry Pump Function is set for alarm Troubleshoot the system and reset the frequency converter after the faul
41. output or digital output terminal 27 or 29 Keep the output closed voltage free as long as the frequency converter is unable to support the motor for example due to the load being too heavy Select Mechanical brake control 32 in parameter group 5 4 for applications with an electro mechanical brake The brake is released when the motor current exceeds the preset value in 2 20 Release Brake Current The brake is engaged when the output frequency is less than the frequency set in 2 21 Activate Brake Speed RPM or 2 22 Activate Brake Speed Hz and only if the frequency converter carries out a stop command If the frequency converter is in alarm mode or in an over voltage situation the mechanical brake immediately cuts in In the vertical movement the key point is that the load must be held stopped controlled raised lowered in a perfectly safe mode during the entire operation Because the frequency converter is not a safety device the crane lift designer OEM must decide on the type and number of safety devices e g speed switch emergency brakes etc to be used in order to be able to stop the load in case of emergency or malfunction of the system according to relevant national crane lift regulations VLT HVAC Drive Operating Instructions a lt ea L1 L2 L3 8 Dri ve Output relay 02 01 Command Circuit 220Vac
42. pooooooo 1 4 Di M Jo RAG 8 EE ep 5 C 0 o N S LK A 9 Ke bo 6 t c 4 9 10 _ C C L1 L2 1 13 M PE y w PE 8 7 Illustration 2 5 Typical Electrical Connection PLC 6 Min 200 mm 7 9 in between control cables motor and mains 1 Output contactor Generally not recommended EHH Mains 3 phase and reinforced PE fan grounding ral P Cable insulation stripped o Equalising min 16 mm 0 025 in 12 MG11AH02 VLT is a registered Danfoss trademark Installation 2 4 1 Requirements AWARNING EQUIPMENT HAZARD Rotating shafts and electrical equipment can be hazardous All electrical work must conform to national and local electrical codes It is strongly recommended that instal lation start up and maintenance be performed only by trained and qualified personnel Failure to follow these guidelines could result in death or serious injury CAUTION WIRING ISOLATION Run input power motor wiring and control wiring in three separate metallic conduits or use separated shielded cable for high frequency noise isolation Failure to isolate power motor and control wiring could result in less than optimum frequency converter and associated equipment performance For your safety comply with the following requirements Electronic controls equipment is connected to hazardous mains voltage Extreme care should be taken to protect against ele
43. pul peo1 vit Wdt 0001 3e AW 551 EL s od 101011 LL 2ue1onpu sixe p 01 y e ueijsisay sso7 0 ux 9 2uex eag urew 0 14 e2uei1sisay 10104 0 SY e ueijsisey 4o351 20 6 ejeq 1010W Apy x0 VINV uonexdepy 100W neuioiny yPayD uoneioy 1010W Jo3uo ebeyo J2AO L Z payey 1002 402011 9 iuaun EW ybiq DY 91 C p ds jeuruoN 402011 9 r yo u exyelg siI Z 149 402014 c9 v BuuiolluoW jeMOdg LIJ EL 1030W L t MA qru Jamod 21 1030W 09 7 wyo Jojsisay exyeig 1 dH J9MOg 1030W x90 uonounj eyejg 01 2 MA 42Mog 1030 8S v puny A l u4 exejg L ejyeq 1010 LS v eun upped 20 C suoo euim d lil 9c p 1 2 Hued 90 7 3500 AW Ja p ds uBiH SS r ZH p ds ul in ag DA 0 2 38002 Jal peeds MOT Fer Wdy p ds ul in exyejg DA 0 C ue buiduieq S V eun DA 20 2 Wd 2A cS V quand exyejg DA 0 2 uon n suo 1010 L ck quan e y 1d PIOH DA 00 C uon e es 1070W 0s 7 SEI x0 Z uonpedq siv ol ES P sonsuopereu anbio 6l v 92JnOS JOjsluJeUu 6 L uoneinfiuo 8Ll v uej JeuJo3X3 JOJOW 16 1 s 5um3 s e1 u p Liv UOH293jOJg 9 JOOW 06 L 103011 pue peo x6 L 81 98 1 28 1 L8 L 08 1 81 6 1 8 1 LL 6 1 CLL st un WW e x o WW e Hi Lo Y O L
44. to the unit to remove the warning See the fire mode data in the alarm log WARNING 202 Fire mode limits exceeded While operating in fire mode one or more alarm conditions have been ignored which would normally trip the unit Operating in this condition voids unit warranty Cycle power to the unit to remove the warning See the fire mode data in the alarm log WARNING 203 Missing motor With a frequency converter operating multi motors an under load condition was detected This could indicate a missing motor Inspect the system for proper operation WARNING 204 Locked rotor With a frequency converter operating multi motors an overload condition was detected This could indicate a locked rotor Inspect the motor for proper operation WARNING 250 New spare part A component in the frequency converter has been replaced Reset the frequency converter for normal operation WARNING 251 New typecode The power card or other components have been replaced and the typecode changed Reset to remove the warning and resume normal operation MG11AH02 VLT is a registered Danfoss trademark 61 Basic Troubleshooting 9 Basic Troubleshooting 9 1 Start Up and Operation VLT HVAC Drive Operating Instructions Symptom Possible Cause breaker tripped Shortcut on control voltage terminals Display dark No function a fault within the frequency Intermittent display converter Service switch open or missing motor c
45. with the following standards EN 954 1 1996 Category 3 IEC 60204 1 2005 category 0 uncontrolled stop IEC 61508 1998 SIL2 IEC 61800 5 2 2007 safe torque off STO function IEC 62061 2005 SIL CL2 ISO 13849 1 2006 Category 3 PL d ISO 14118 2000 EN 1037 prevention of unexpected start up The information and instructions of the instruction manual are not sufficient for a proper and safe use of the safe stop functionality The related information and instructions of the relevant Design Guide must be followed Protective Measures Safety engineering systems may only be installed and commissioned by qualified and skilled personnel The unit must be installed in an IP54 cabinet or in an equivalent environment The cable between terminal 37 and the external safety device must be short circuit protected according to ISO 13849 2 table D 4 If any external forces influence the motor axis e g suspended loads additional measures e g a safety holding brake are required in order to eliminate hazards 20 MG11AH02 VLT is a registered Danfoss trademark Installation VLT HVAC Drive Operating Instructions Safe Stop Installation and Set Up AWARNING SAFE STOP FUNCTION The safe stop function does NOT isolate mains voltage to the frequency converter or auxiliary circuits Perform work on electrical parts of the frequency converter or the motor only after isolating the mains voltage supply and waiti
46. 104 Dao JBOD 40104 D33201 Z 1U9121J90 10104 pax201 L 3u9124J20 10704 P2907 uonpung JOJOY t 1u814j90 1070W DuisslN 1u9124J90 1030W DuissiW Z 1u8124J80 1010 Dutssial L 3u9124J90 1030W BulssIW uon un 1010 Sulssiyy puny 1oloWw nInW eui Aejaq ssed g eAug uonounj ssed g eAug ssed g eAug BuilpueH wey poyy 1 d apow 1 4 95Jnos adUaJaJaYy pON a 19S 1d POW 92U8J8Jay XeW POW a 3u 1 J t UIW POW n n POW ai uoneinbijuo 1 4 uonoung 9pow z suonouny sbulaes 1505 s5ulAes 61 u3 lu uuls Au 1502 J012e4 2 yoeq ed ejeq uig pawi Jason ejeq uig snonunuo Jasay enjeA uig uinuuluiy dois poued pawl eis Dau ejeq ulg Dou ejeq uig snonunuo gt Ov SZ VST 06 92 62 92 82 52 20 42 92 42 ST ST yc sc 62 92 20 92 12 82 02 92 C SC 90 SZ 50 92 vO SC 20 42 00 92 20 92 66 vc 86 77 46 07 96 vc S6 vc V6 vc 6 vc C6 Vc 16 06 vc x6 VC LL vc OL vc a 24 60 vc L0 vc 90 77 50 0 vc 0 LO vc 00 vc 0 8 2 28 62 28 62 18 62 08 62 8 ET 19 62 99 62 49 62 9 29 62 29 62 19 62 43 MG11AH02 VLT is a registered Danfoss trademark About Frequency Converter P VLT HVAC Drive Operating Instructions 5 6 Remote Programming with MCT 10
47. 3 D IN 37 10V 50 A IN 530 5kQl 6 10 Terminal 53 Low Voltage 6 11 Terminal 53 High Voltage 6 14 Terminal 53 Low Ref Feedb Value 6 15 Terminal 53 High Ref Feedb Value Default Value Notes comments 0 07V ORPM 1500RPM Parameters Setting 130BB804 10 Table 6 10 Speed Up Down MG11AH02 VLT is a registered Danfoss trademark 5 10 Terminal 18 8 Start Digital Input 5 12 Terminal 27 19 Freeze Digital Input Reference 5 13 Terminal 29 Digital Input 5 14 Terminal 32 Digital Input Default Value Notes comments 21 Speed Up 22 Speed Down 47 p Application Set Up Examples VLT HVAC Drive Operating Instructions e Parameters Funcion seting a x ea E 24V 12 Speed 1 a E 24V 13 1 90 Motor 2 2 WE DIN 18 Thermal Thermistor M gt DIN 19 Protection trip I 1 1 b 1 I COM 20 1 93 Thermistor 1 Analog Start 18 1 1 1 D IN 27 ri 1177 Eug i Source input 53 Freeze ref 27 i i H i Default Value I I 1 D IN 32 1 1 T Speed up 29 Speed down 32 DIN 37 Notes comments If only a warning is desired 1 90 Motor Thermal Protection 410V 50 Parameters AIN 53 should be set to 1 Thermistor
48. 4 MG11AH02 VLT is a registered Danfoss trademark Contents VLT HVAC Drive Operating Instructions 3 5 Automatic Motor Adaptation 28 2 MG11AH02 VLT is a registered Danfoss trademark Contents VLT HVAC Drive Operating Instructions 8 4 Warning and Alarm Definitions 54 MG11AH02 VLT is a registered Danfoss trademark Introduction VLT HVAC Drive Operating Instructions 1 Introduction 130BB492 10 Illustration 1 1 Exploded View A Size 10 Motor output terminals 96 U 97 V 98 W LCP Brake 81 82 and load sharing 88 89 terminals Analog switches A53 A54 Mains input terminals 91 L1 92 L2 93 L3 Shielded cable grounding clamp and sra relef l Conto cable cover piate WOLOINIDI Cn CO N E 4 MG11AH02 VLT is a registered Danfoss trademark Introduction VLT HVAC Drive Operating Instructions 12 13 130BB493 10 Sis Lu fe n Ha Bg Du zu 18 45 Illustration 1 2 Exploded View
49. 4 Use navigation keys to scroll to 0 03 Regional Settings and press OK 0 096 0 00A 1 09 0 03 Regional Settings 514 5 130BP088 10 0 International 5 Use navigation keys to select 0 International or 1 North America as appropriate and press OK This changes the default settings for a number of basic parameters See 5 4 International North American Default Parameter Settings for a complete list 6 Press Quick Menu on the LCP 26 MG11AH02 VLT is a registered Danfoss trademark Start Up and Functional Tes 7 Use the navigation keys to scroll to parameter group Q2 Quick Setup and press OK Fas 2 13 7 13 0A 1 1 oo 3 m Q1 My Personal Menu 02 Quick Setup 1 Q5 Changes Made Q6 Loggings E 8 Select language and press OK Then enter the motor data in parameters 1 20 1 21 through 1 25 The information can be found on the motor nameplate 1 20 Motor Power kW or 1 21 Motor Power HP 1 22 Motor Voltage 1 23 Motor Frequency 1 24 Motor Current 1 25 Motor Nominal Speed z 0 0 Hz 0 00kVV 10 a 1 21 Motor Power kW 130BT772 10 GO au v 9 A jumper wire should be in place between control terminals 12 and 27 If this is the case leave 5 12 Terminal 27 Digital Input at factory default Otherwise select No Operation For frequency converters with an opti
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53. 9096 The fault is that the frequency converter is overloaded by more than 10096 for too long Troubleshooting Compare the output current shown on the LCP with the frequency converter rated current Compare the output current shown on the LCP with measured motor current Display the Thermal Drive Load on the LCP and monitor the value When running above the frequency converter continuous current rating the counter should increase When running below the frequency converter continuous current rating the counter should decrease WARNING ALARM 10 Motor overload temperature According to the electronic thermal protection ETR the motor is too hot Select whether the frequency converter gives a warning or an alarm when the counter reaches 10096 in 1 90 Motor Thermal Protection The fault occurs when the motor is overloaded by more than 10096 for too long Troubleshooting Check for motor overheating Check if the motor is mechanically overloaded Check that the motor current set in 1 24 Motor Current is correct Ensure that Motor data in parameters 1 20 through 1 25 are set correctly If an external fan is in use check in 1 97 Motor External Fan that it is selected Running AMA in 1 29 Automatic Motor Adaptation AMA tunes the frequency converter to the motor more accurately and reduces thermal loading 56 MG11AHO02 VLT is a registered Danfoss trademark Warnings and Alarms WARNING ALARM 11 Motor thermistor over
54. 9MOd euin dwey azis dais Jojew1ogd eubiq euin dn due Hues au dwey dois JND au dwey Dor sdwey 13430 aul uMog duiey z dwey au dn due z dwey z dwey aul uMog dwey dwey au dn dwey dwey dwey Wdy p ds Dor NO u l l M NO Z 22uaJaJay NO 3zu l J tu eAne ed PS d dus e uaJajad zH p ds Dor s ld S 2U 1 J Y uon unj e2uaJajay aduaajay UnuJiXeiw 5u 1 J tj uunuulUIW syw 5u 1l J u sdwey aduaajay 91 1070W viv ZH MO7 peeds dur 1 Mo7 p ds d r Zl y zH dois ye uon uni 104 p ds ua 11 7 IWWdH dois 3e uon un4 104 paads ua WEI dois ye uon unj al sjuaw snipy dois du 0 awiy XEVV Hes Jossaidwoy S6 ZH p ds xew mes 10559 0 v6 Wdy p ds xew ues 10559 0 6 E ues Du 26 6 uonounj UAS L6 Ke q UAS 06 spounsels Wd x6 sjueunsnfpy HES 28 6 p ds e quan Ul 18 1ue1suo au Buiu duieq e ueuosag 08 BHuluadweg e ueuosay 8 6 1ueisuo awl uonesueduiJo dils cS uonesuadwo dils LS uonesu duluo peo p ds uB 8 uonesuadujo peo p ds mo7 zr Bum s peo1 1 6 s sind 159 WeIsh 4 xt UUNI s sind 1s 1 uue1sA 4 61 zH Buisnaubey jeuuowN peeds uw 11 2 Waat Burisneubew jeuuoN p ds uw 91 paads oJaz 1e uonesn uBbeiy 1030W SL d
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56. ARM 36 Mains failure This warning alarm is only active if the supply voltage to the frequency converter is lost and 14 10 Mains Failure is NOT set to 0 No Function Check the fuses to the frequency converter and mains power supply to the unit ALARM 38 Internal fault When an internal fault occurs a code number defined in Table 8 2 is displayed Troubleshooting Cycle power Check that the option is properly installed Check for loose or missing wiring It may be necessary to contact your Danfoss supplier or service department Note the code number for further troubleshooting directions No Text Serial port cannot be initialised Contact your Danfoss supplier or Danfoss Service Department 256 258 Povver EEPROM data is defective or too old 58 MG11AHO02 VLT is a registered Danfoss trademark Warnings and Alarms No Text 512 519 lnternal fault Contact your Danfoss supplier or Danfoss Service Department 783 Parameter value outside of min max limits 1024 1284 Internal fault Contact your Danfoss supplier or the Danfoss Service Department 1299 Option SW in slot A is too old 1300 Option SW in slot B is too old 1302 Option SW in slot C1 is too old 1315 Option SW in slot A is not supported not allowed 1316 Option SW in slot B is not supported not allowed 1318 Option SW in slot C1 is not supported not allowed 1379 2819 Internal fault Contact your Danfoss supplier or Danfoss Service Department
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59. G ALARM 28 Brake check failed The brake resistor is not connected or not working Check 2 15 Brake Check ALARM 29 Heatsink temp The maximum temperature of the heatsink has been exceeded The temperature fault will not reset until the temperature falls below a defined heatsink temperature The trip and reset points are different based on the frequency converter power size Troubleshooting VLT HVAC Drive Operating Instructions Check for the following conditions Ambient temperature too high Motor cable too long Incorrect airflow clearance above and below the frequency converter Blocked airflow around the frequency converter Damaged heatsink fan Dirty heatsink ALARM 30 Motor phase U missing Motor phase U between the frequency converter and the motor is missing Remove power from the frequency converter and check motor phase U ALARM 31 Motor phase V missing Motor phase V between the frequency converter and the motor is missing Remove power from the frequency converter and check motor phase V ALARM 32 Motor phase W missing Motor phase W between the frequency converter and the motor is missing Remove power from the frequency converter and check motor phase W ALARM 33 Inrush fault Too many power ups have occurred within a short time period Let the unit cool to operating temperature WARNING ALARM 34 communication fault The fieldbus on the communication option card is not working WARNING AL
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63. MAKING MODERN LIVING POSSIBLE Operating Instructions VLT HVAC Drive THE REAL DRIVE Safety Safety AWARNING HIGH VOLTAGE Frequency converters contain high voltage when connected to AC mains input power Installation start up and maintenance should be performed by qualified personnel only Failure to perform installation start up and maintenance by qualified personnel could result in death or serious injury High Voltage Frequency converts are connected to hazardous mains voltages Extreme care should be taken to protect against shock Only trained personnel familiar with electronic equipment should install start or maintain this equipment AWARNING UNINTENDED START When the frequency converter is connected to AC mains the motor may start at any time The frequency converter motor and any driven equipment must be in operational readiness Failure to be in operational readiness when the frequency converter is connected to AC mains could result in death serious injury equipment or property damage Unintended Start When the frequency converter is connected to the AC mains the motor may be started by means of an external switch a serial bus command an input reference signal or a cleared fault condition Use appropriate cautions to guard against an unintended start AWARNING DISCHARGE TIME Frequency converters contain DC link capacitors that can remain charged even when AC mains is disconnec
64. Mechanical Brake Output Al Frewheeling 7 Contactor diode Shaft input A Y Brake Povver Circuit 380Vac Illustration 2 21 Connecting the Mechanical Brake to the Frequency Converter 2 4 6 Serial Communication RS 485 is a two wire bus interface compatible with multi drop network topology i e nodes can be connected as a bus or via drop cables from a common trunk line A total of 32 nodes can be connected to one network segment Repeaters divide network segments Note that each repeater functions as a node within the segment in which it is installed Each node connected within a given network must have a unique node address across all segments Terminate each segment at both ends using either the termination switch S801 of the frequency converters or a biased termination resistor network Always use screened twisted pair STP cable for bus cabling and always follow good common installation practice Low impedance earth ground connection of the screen at every node is important including at high frequencies Thus connect a large surface of the screen to earth ground for example with a cable clamp or a conductive cable gland It may be necessary to apply potential equalizing cables to maintain the same earth ground potential throughout the network Particularly in instal lations with long cables To prevent impedance mismatch always use the same type of cable throughout the
65. Press Reset on the LCP Digital reset input command Serial communication reset input command Auto reset Trip lock An alarm that causes the frequency converter to trip lock requires that input power be cycled The motor will coast to a stop The frequency converter logic will continue to operate and monitor the frequency converter status Remove input power to the frequency converter and correct the cause of the fault then restore power This action puts the frequency converter into a trip condition as described above and may be reset in any of those 4 ways VLT HVAC Drive Operating Instructions 8 3 Warning and Alarm Displays af 0 0Hz 0 000psi 0 00A 8 0 0Hz s 1 0 Off a ILive zero error W2 Off Remote Stop An alarm or trip lock alarm will flash on display along with the alarm number m 5 0 0Hz 0 000kW 000A 0 0Hz amp 0 m Auto Remote Trip In addition to the text and alarm code on the frequency converter LCP there are three status indicator lights lt Warn LED ON Flashing Alarm LED Trip Lock ON Flashing MG11AH02 VLT is a registered Danfoss trademark 53 p Warnings and Alarms VLT HVAC Drive Operating Instructions 8 4 Warning and Alarm Definitions Table 8 1 defines whether a warning is issued before an alarm and whether the alarm trips the unit or trip locks the unit z o
66. SL 1 On COM 55 2 20 Release App COM 39 Controller Mode AOUT 42 Brake Current dependent 13 01 Start Event 19 Warning COM 39 2 21 Activate Half of r 01 13 02 Stop Event 44 Reset Brake Speed nominal slip 2 02 gt key 01 gt RPM of the motor amp 02 03 gt 1713 10 Comparato 21 Warning a M gt Default Value r Operand no Notes comments 04 x l 13 11 Comparato m o r Operator 05 13 12 Comparato 006 r Value 157 l Table 6 14 Mechanical Brake Control Controller Event Comparator 13 52 SL 32 Set Controller Action digital out A 1 s 00 low 5 40 80 SL digital Relay output A 1 Default Value i E Time m 1 12 Notes comments I bg 1 If the limit in the feedback Start 18 FP 1 1 monitor is exceeded Warning St 90 will be issued The SLC reversing 19 monitors Warning 90 and in the case that Warning 90 becomes Relay output TRUE then Relay 1 is triggered E External equipment may then indicate that service may be required If the feedback error goes below the limit again within 5 sec then the drive continues and the warning disappears But Relay 1 will still be triggered until Reset on the LCP Table 6 13 Using SLC to Set a Relay MG11AH02 VLT is a registered Danfoss trademark 49 Status Messages 7 Status Messages 7 1 Status Display When the frequency converter is in status mode status mess
67. Set up Software Danfoss has a software program available for developing storing and transferring frequency converter programming The MCT 10 Set up Software allows the user to connect a PC to the frequency converter and perform live programming rather than using the LCP Additionally all frequency converter programming can be done off line and simply downloaded to thefrequency converter Or the entire frequency converter profile can be loaded onto the PC for back up storage or analysis The USB connector or RS 485 terminal are available for connecting to the frequency converter MCT 10 Set up Software is available for free download at www VLT software com A CD is also available by requesting part number 130B1000 A user s manual provides detailed operation instructions 44 MG11AH02 VLT is a registered Danfoss trademark Application Set Up Examples VLT HVAC Drive Operating Instructions 6 Application Set Up Examples 6 1 Introduction NOTE A jumper wire may be required between terminal 12 or 13 and terminal 27 for the frequency converter to operate when using factory default programming values The examples in this section are intended as a quick reference for common applications Parameter settings are the regional default values unless otherwise indicated selected in 0 03 Regional Settings Parameters associated with the terminals and their settings are shown next to the drawings Where switch setti
68. UHON Cid 18 02 euin Do e ueusjuleW 20 81 du j9 Mod 2 9 g ZH 1utoq uBis q 1e p ds 98 22 wun 32eqp d 1x3 85 12 s6uma s lseg Cid 8 0Z uon y Dot adueuajulew 10 81 MA 4eMod 9c 9 5 Wdu 1utodq uBis q ye p ds 48 22 wun 3X3 ZS LZ Bulunjoiny Aid 6 02 way 607 52ueu luleW 00 81 nbiol 22 91 U ZH MOl4 ON 1e p ds vg zc 3X3 45 12 8497 y eqp q wnwixeW 7Z 0Z 501 e ueuejureW 0 8L Jeuuau 1030W 81 9 lt Wd Ao 4 oN 18 p ds 68 22 y eqp q 3X3 Fett 1 A 7 32eqp 43 unu synopeay 79 oul Wdy peeds 71 9 uone n e 3ulod HOM 28 22 XJ 65 12 1ndino did 2 02 e ueuajure w 96 91 WN nbiol 91 91 uonewixoiddy eA se ull senbs 18 22 92u23J9Jay WNWIXeEW 3X3 ZS LZ eo ueuuoJed did 1 02 Z pJoM snis 3X3 46 91 1961 Anuanbai4 sI 9 E uolmesu duio2 MO 4 08 22 aOuaialan WNWIUIW XJ 15 12 ad doo1 pasoj gt 0 02 PJOM sn18 s 3X3 6 9 iusAun 1 9 gt uonesu dulo MO 58 22 wun y eqp q y y 3X3 05 12 Buiumoiny did 02 Z paom DuiujeM 66 91 Aduanbal4 61 91 n EA euin ung unululWw 6 22 6 TD pQ 45 12 uoneuloju SS HOSU S 69 02 paom DuiueM 26 91 ebeyoA JOJON 21 9 euin ung unululW 8 22 iur lep iq Z 1X3 vi lc xun ssepiosues 09 02 PIOM uue v 6 9 du jewod 11 9 eun ung unululw
69. UNO 4 0 0 1 424V 13 S 8 30 Protocol DIN 18 18 31 Address DIN 19 8 32 Baud Rate 9600 COM 20 Default Value D IN 27 DIN 29 Notes comments DIN 32 Select protocol address and D IN 33 baud rate in the above Table 6 12 Motor Thermistor D IN 37 mentioned parameters 10V 50 A IN 53 A IN 54 COM 55 A OUT 42 COM 39 01 z r 02 L 03 04 S 05 L 06 RS 485 61 68 69 Table 6 11 RS 485 Network Connection CAUTION Thermistors must use reinforced or double insulation to meet PELV insulation requirements 48 MG11AHO02 VLT is a registered Danfoss trademark p Application Set Up Examples VLT HVAC Drive Operating Instructions Parameters Parameters JC Sege 1 ss M e 8 2 Function Setting s 0 424V 12 7 E a Feedback Loss M n E 5 40 Function 32 Mech DIN j Function DIN HaT Relay brake ctrl COM 20 4 31 Motor DIN EE 8 Start D IN 27 Feedback Speed COM 20 Digital Input DIN 29 Error D IN 270 5 11 Terminal 19 11 Start D IN 32 4 32 Motor 5 sec DIN 29 Digital Input reversing DIN 33 Feedback Loss DIN 32 0 2 DIN 37 Timeout DIN m 1 72 Start 5 VVCPlus DIN 370 r Function FLUX Clockvvise 7 00 Speed PID 2 MCB 102 10 V 50 bn Feedback Source GT 50 AIN 53 1 76 Start Im n AIN 54 Current 53 17 11 Resolution 1024 A IN 54 COM E PPR AOUT 42 13 00
70. ages are generated automatically from within the frequency converter and appear in the bottom line of the display see Illustration 7 1 o ml s 799RPM 7 83A 364kW Q 0 000 S 53 2 l Auto Remote Ramping Hand Local Stop Off Running Jogging Stand by a b c Illustration 7 1 Status Display a The first part of the status line indicates where the stop start command originates b The second part of the status line indicates where the speed control originates The last part of the status line gives the present frequency converter status These show the operational mode the frequency converter is in NOTE In auto remote mode the frequency converter requires external commands to execute functions VLT HVAC Drive Operating Instructions 7 2 Status Message Definitions Table The next three tables define the meaning of the status message display words Off Auto On Hand On Operation Mode The frequency converter does not react to any control signal until Auto On or Hand On is pressed The frequency converter is controlled from the control terminals and or the serial communi cation The frequency converter can be controlled by the navigation keys on the LCP Stop commands reset reversing DC brake and other signals applied to the control terminals can override local control Remote Local Reference Site The speed reference
71. al codes See Illustration 2 13 for cable sizes Or remove front cover by loosening attaching Connect 3 phase AC input power wiring to ji p Ko dp Md ME screws See Illustration 2 14 terminals L1 L2 and L3 see Illustration 2 12 Depending on the configuration of the equipment input power will be connected to the mains input terminals or the input disconnect 130BT248 10 130BT336 10 Illustration 2 13 Control Wiring Access for A2 A3 B3 B4 C3 and C4 Enclosures Illustration 2 12 Connecting to AC Mains 16 MG11AH02 VLT is a registered Danfoss trademark Installation VLT HVAC Drive Operating Instructions o 3 a e o m Illustration 2 14 Control Wiring Access for A4 A5 B1 B2 C1 and C2 Enclosures See Table 2 2 before tightening the covers Frame IP20 IP66 A4 A5 2 B1 22 Illustration 2 15 Control Terminal Locations B2 I 22 C1 2 2 C2 22 Connector 1 provides four programmable digital No screws to tighten inputs terminals two additional digital terminals Does not exist programmable as either input or output a 24 V DC terminal supply voltage and a common for Table 2 2 Tightening Torques for Covers Nm optional customer supplied 24 V DC voltage Connector 2 terminals 68 and 69 are for an 2 4 5 2 Control Terminal Types RS 485 serial communications connection C
72. amp time settings brake and 3 0 Reference limits short ramp down times Phase to phase short Motor or panel has a short phase Eliminate any shorts detected to phase Check motor and panel phase for shorts Motor overload Motor is overloaded for the Perform startup test and verify application motor current is within specifi cations If motor current is exceeding nameplate full load current motor may run only with reduced load Review the specifi cations for the application Loose connections Perform pre startup check for loose Tighten loose connections connections Problem with mains power See Rotate input power leads into the lf imbalanced leg follows the wire Alarm 4 Mains phase loss frequency converter one position A it is a power problem Check mains description to B B to C C to A power supply Problem with the frequency Rotate input power leads into the lf imbalance leg stays on same converter frequency converter one position A input terminal it is a problem with to B B to C C to A the unit Contact the supplier Problem with motor or motor Rotate output motor leads one If imbalanced leg follows the wire wiring position U to V V to W W to U the problem is in the motor or motor wiring Check motor and motor wiring Problem with the frequency Rotate output motor leads one If imbalance leg stays on same converters position U to V V to W W to U output terminal it is a problem
73. an be caused by a short in a connected potentiometer or improper wiring of the potentiometer Troubleshooting Remove the wiring from terminal 50 If the warning clears the problem is with the customer wiring If the warning does not clear replace the control card WARNING ALARM 2 Live zero error This warning or alarm only appears if programmed by the user in 6 01 Live Zero Timeout Function The signal on one of the analog inputs is less than 50 of the minimum value programmed for that input Broken wiring or faulty device sending the signal can cause this condition Troubleshooting Check connections on all the analog input terminals Control card terminals 53 and 54 for signals terminal 55 common MCB 101 terminals 11 and 12 for signals terminal 10 common MCB 109 terminals 1 3 5 for signals terminals 2 4 6 common Check that the frequency converter programming and switch settings match the analog signal type Perform Input Terminal Signal Test WARNING ALARM 4 Mains phase loss A phase is missing on the supply side or the mains voltage imbalance is too high This message also appears for a fault in the input rectifier on the frequency converter Options are programmed at 14 12 Function at Mains Imbalance Troubleshooting Check the supply voltage and supply currents to the frequency converter WARNING 5 DC link voltage high The intermediate circuit voltage DC is higher than the high voltage warning limit Th
74. ard is supplied by the external 24 V Protection mode is active The unit has detected a critical status an overcurrent or overvoltage e To avoid tripping switching frequency is reduced to 4 kHz If possible protection mode ends after approximately 10 sec e Protection mode can be restricted in 14 26 Trip Delay at Inverter Fault The motor is decelerating using 3 81 Quick Stop Ramp Time e Quick stop inverse was chosen as a function for a digital input parameter group 5 1 The corresponding terminal is not active e The quick stop function was activated via serial communication Ramping Ref high The motor is accelerating decelerating using the active Ramp Up Down The reference a limit value or a standstill is not yet reached The sum of all active references is above the reference limit set in 4 55 Warning Reference High MG11AH02 VLT is a registered Danfoss trademark 51 Status Messages VLT HVAC Drive Operating Instructions Operation Status Ref low The sum of all active references is below the reference limit set in 4 54 Warning Reference Low Run on ref The frequency converter is running in the reference range The feedback value matches the setpoint value Run request A start command has been given but the motor is stopped until a run permissive signal is received via digital input Running The motor is dr
75. connecting the screen when experiencing EMC problems 18 MG11AH02 VLT is a registered Danfoss trademark Installation VLT HVAC Drive Operating Instructions S FC 2 S el x 2 69 8 lt a e 68 E ES a ol E g PE PE PE 2 PE L Min 16 mm Equalizing cable 2 4 5 5 Control Terminal Functions Frequency converter functions are commanded by receiving control input signals Illustration 2 17 Connecting Control Wirin 3 Each terminal must be programmed for the function it will be supporting in the parameters associated with that terminal SeeTable 2 3 for terminals and associated parameters 2 4 5 4 Using Screened Control Cables It is important to confirm that the control terminal is programmed for the correct function See 4 User Interface for details on accessing parameters and 5 About Frequency Converter Programming for details on programming Correct screening The preferred method in most cases is to secure control and serial communication cables with screening clamps provided at both ends to ensure best possible high frequency cable contact If the earth potential between the frequency converter and The default terminal programming is intended to the PLC is different electric noise may occur that will initiate frequency converter functioning in a disturb the entir
76. ctrical hazards when applying power to the unit Run motor cables from multiple frequency converters separately Induced voltage from output motor cables run together can charge equipment capacitors even with the equipment turned off and locked out Overload and Equipment Protection An electronically activated function within the frequency converter provides overload protection for the motor The overload calculates the level of increase to activate timing for the trip controller output stop function The higher the current draw the quicker the trip response The overload provides Class 20 motor protection See 8 Warnings and Alarms for details on the trip function Because the motor wiring carries high frequency current it is important that wiring for mains motor power and control are run separately Use metallic conduit or separated shielded wire Failure to isolate power motor and control wiring could result in less than optimum equipment performance See Illustration 2 6 VLT HVAC Drive Operating Instructions N Es m A e Stop Start Speed Line Power 4 L Motor ER L Separate Conduit Control Illustration 2 6 Proper Electrical Installation Using Conduit All frequency converters must be provided with short circuit and over current protectio
77. d doo p sol 00 12 A LL ZX NO Bojeuy s gi IIn4 6u 66o1 I 9 sBuimes suonoy peull 0 EZ uon q MO J ON 42 22 Buiumoiny 12 XJ 40 17 A 6 cvX 1no 5oleuy ve g Jeng 5u155o7 0 9 8 2 FOE SU Jet 10 22 doo peso 3x3 A Z cvX 1 Boleuv 66 81 duet pe 1onuo2 68 91 Ke uon y 440 80 62 Keq x opeiu 00 22 S cvX 1ndul bojeuy 22 81 1e1S s llonuo2 IS 86 9 k au 440 sno upll siyy cvX 1ndul 1 g an EW Au Z 9 2 uoy NO suonoun ddy L cyX 1ndul Gojeuy 06 81 14911 2 WON Au 96 91 sul NO 147 4120 yiq 2X3 uleg jeuon1odoJd did s nd no sindul 56 81 Jeuueu 9 suon v Dau 50 62 eui uonelu J jjid 1X3 69 12 dnpuim uy did L6 0c ui pue ajeq Dot POW 21 8 duie yulsieaH 9 2 suon un4 p seq uu L aui XJ 29 12 J llonuoD Cid 6 07 eui 50 apow 11 81 uw z Kb1ou3 aye1g 66 91 p ds payey 1e Mo J 06 22 ules jeuonjodoJd 1X3 19 12 uipiwpueg a2usJ9jad UO 8 0 3 A2 607 epow a 01 81 s Kbjeug exeig ZE 9 lulod uBis q 1e MO 68 22 04300 8SJ9Au JPUJON 3X3 09 12 zH p ds uexs did 8 0c 501 POW am 1 81 ebeyoA yur DA OE 9 p ds ye eunsseJd 88 22 Ald D 3 3 49 12 wd p ds ueis did 28 02 eui pue ajeq Dot adueuajuleW 60 81 smejs PAU 42 91 paads 1 eJnsseJd 8 22 feel 1ndino 3 3 65 12 033005 5 E
78. d at 60 Hz Note that 50 60 Hz is a regional variation presents easy guidelines for getting most systems up and running The main menu accesses all parameters and allows for advanced frequency converter applications 5 2 Programming Example k 14 796 0 00A 10 Analog Reference Q3 21 A 130BT763 11 3 03 Maximum Reference 50 000 Hz Here is an example for programming the frequency converter for a common application in open loop using the quick menu This procedure programs the frequency converter o to receive a 0 10 V DC analog control signal on 14 796 0 00A 10 i input terminal 53 oa 2 o m The frequency converter will respond by 6 10 Terminal 53 Low Sei providing 6 60 Hz output to the motor propor Voltage tional to the input signal 0 10 V DC 6 60 Hz Select the following parameters using the navigation keys to scroll to the titles and press OK after each action 1 3 15 Reference Resource 1 4 6 10 Terminal 53 Low Voltage Set minimum external voltage reference on Terminal 53 at 0 V This sets the minimum input signal at O V 0 00 V 14 796 References MN Analog input 53 3 15 Reference Resource 5 6 11 Terminal 53 High Voltage Set maximum o external voltage reference on Terminal 53 at 10 V r 0 00A 10 5 This sets the maximum input signal at 10 V oo 5 1 E m
79. d capabilities and functionality to design motor control systems Supplemental publications and manuals are available from Danfoss See http www danfoss com Products Literature TechnicaltDocumentation htm for listings Optional equipment is available that may change some of the procedures described Reference the instructions supplied with those options for specific requirements Contact the local Danfoss supplier or go to http www danfoss com Products Literature Technical Documentation htm for downloads or additional information VLT HVAC Drive Operating Instructions 1 3 Product Overview A frequency converter is an electronic motor controller that converts AC mains input into a variable AC waveform output The frequency and voltage of the output are regulated to control the motor speed or torque The frequency converter can vary the speed of the motor in response to system feedback such as changing temperature or pressure for controlling fan compressor or pump motors The frequency converter can also regulate the motor by responding to remote commands from external controllers In addition the frequency converter monitors the system and motor status issues warnings or alarms for fault conditions starts and stops the motor optimizes energy efficiency and offers many more control monitoring and efficiency functions Operation and monitoring functions are available as status indications to an outside control syst
80. data vvhere stator resistance is measured betvveen any tvvo lines are available you need to divide it vvith 2 Par d axis This parameter gives direct axis 1 37 lnductance inductance of the PM motor VVhen line Line to line data are available you need to common divide it vvith 2 Par Back EMF at 1 40 1000RPM RMS Line to This parameter gives back EMF across stator terminal of PM Motor at 1000RPM mechanical speed specifically t is defined betvveen line to line and Line Value expressed in RMS Value In case the PM Motor specifications provides this value related to another motor speed the voltage must be recalculated for 1000 RPM Note concerning Back EMF Back EMF is the voltage generated by a PM motor when no drive is connected and the shaft is turned externally MG11AH02 VLT is a registered Danfoss trademark 27 Start Up and Functional Tes Technical specifications usually notes this voltage related to nominal motor speed or to 1000 RPM measured between two lines 3 5 Automatic Motor Adaptation Automatic motor adaptation AMA is a test procedure that measures the electrical characteristics of the motor to optimize compatibility between the frequency converter and the motor The frequency converter builds a mathematical model of the motor for regulating output motor current The procedure also tests the input phase balance of electrical power It compares the moto
81. demark Index Q Quick ET UE 31 34 36 31 SL e E 27 R Ramp dovvn 29 ul ST DU a u asa a aaa qaa hot Ea 28 dei RE 14 Referencce 1 45 50 51 31 Relay deret 17 74 Remote Commands a a ze 6 Programming 44 References n Sau la 51 Reset 30 33 52 53 56 60 32 REI Eder s a sa M B D Y 16 RMS C rtrerit i ertt tcr i eso AA A e eA ER 7 Run Command tete Goa 29 P rimis IVG a u cerent eee ure erede eoe edere 5 S Safety Inspection ENEE 24 Screened Control 165 2 222 19 Serial Communication 6 11 17 19 32 33 50 51 52 53 23 75 Set U EE 31 wa uqun 52 KT uu yau Q u uN Qa n 29 31 Shielded G o RERO 9 13 25 WEG c rn civ RE RW 13 Shiort elt E 57 Sl ep Mode ate a eese le ee de rnt 52 Specifications et eet etai eet 6 10 65 Speed ees 20 29 35 50 45 Start UB tette d 6 33 34 24 62 Status Messages 50 MO eR 50 Stop Command eit ie be s 51 Supply Voltage 2 16 17 24 58 Sutro ndihgs tede 74 Switching
82. demarks in this material are property of the respective companies Danfoss and the Danfoss logotype are trademarks of Danfoss A S All rights reserved 130R0083 MG11AH02 HII s M G 1 1 A H 8 2
83. ding 0 10 V Control Signal frequency converter left external device right VLT HVAC Drive Operating Instructions 5 3 Control Terminal Programming Examples Control terminals can be programmed Each terminal has specified functions it is capable of performing Parameters associated with the terminal enable the function For proper frequency converter functioning the control terminals must be Wired properly Programmed for the intended function Receiving a signal See Table 2 3 for control terminal parameter number and default setting Default setting can change based on the selection in 0 03 Regional Settings The following example shows accessing Terminal 18 to see the default setting 1 Press Main Menu twice scroll to parameter group 5 Digital In Out Parameter Data Set and press OK PS 14 6 0 00A 10 2 Main Menu E ca 2 Brakes z 3 Reference Ramps 4 Limits Warnings pe Digital In Out j v 2 Scroll to parameter group 5 1 Digital Inputs and press OK x 14 7 0 00A 10 g nr Digital In Out 5 ts 5 0 Digital I O mode pr Digital Inputs 1 J 5 4 Relays 5 5 Pulse Input v MG11AH02 VLT is a registered Danfoss trademark 35 About Frequency Converter P 3 Scroll to 5 10 Terminal 18 Digital Input Press OK to access function choices The d
84. ductors The recommended method is shown below JT PEC 377 929 PE L Min 16 mm Equalizing cable When factory installed optional equipment is wired to terminal 27 do not remove that wiring 130BB923 10 Alternatively the connection to terminal 61 can be omitted MG11AH02 VLT is a registered Danfoss trademark 19 Installation 2 4 5 7 Terminal 53 and 54 Switches Analog input terminals 53 and 54 can select either voltage 0 to 10 V or current 0 4 20 mA input signals Remove power to the frequency converter before changing switch positions Set switches A53 and A54 to select the signal type U selects voltage selects current The switches are accessible when the LCP has been removed see Illustration 2 18 Note that some option cards available for the unit may cover these switches and must be removed to change switch settings Always remove power to the unit before removing option cards Terminal 53 default is for a speed reference signal in open loop set in 16 61 Terminal 53 Switch Setting Terminal 54 default is for a feedback signal in closed loop set in 16 63 Terminal 54 Switch Setting o s 130BT31 Illustration 2 18 Location of Terminals 53 and 54 Switches 2 4 5 8 Terminal 37 Terminal 37 Safe Stop Function The frequency converter is available with optional safe stop functionality via
85. e frequency converter Initialisation can be through 14 22 Operation Mode or manually Initialisation using 14 22 Operation Mode does not change frequency converter data such as operating hours serial communication selections personal menu settings fault log alarm log and other monitoring functions Using 14 22 Operation Mode is generally recommended Manual initialisation erases all motor programming localization and monitoring data and restores factory default settings VLT HVAC Drive Operating Instructions 4 3 1 Recommended lnitialisation 1 Press Main Menu twice to access parameters Scroll to 14 22 Operation Mode Press OK Scroll to Initialisation Press OK Qv cui gh soos eNO Remove power to the unit and wait for the display to turn off T Apply power to the unit Default parameter settings are restored during start up This may take slightly longer than normal 8 Alarm 80 is displayed 9 Press Reset to return to operation mode 4 3 2 Manual Initialisation 1 Remove power to the unit and wait for the display to turn off 2 Press and hold Status Main Menu and OK at the same time and apply power to the unit Factory default parameter settings are restored during start up This may take slightly longer than normal Manual initialisation does not reset the following frequency converter information e 15 00 Operating Hours 15 03 Power Up s 15
86. e limit is dependent on the frequency converter voltage rating The unit is still active WARNING 6 DC link voltage low The intermediate circuit voltage DC is lower than the low voltage warning limit The limit is dependent on the frequency converter voltage rating The unit is still active WARNING ALARM 7 DC overvoltage If the intermediate circuit voltage exceeds the limit the frequency converter trips after a time Troubleshooting Connect a brake resistor Extend the ramp time Change the ramp type Activate the functions in 2 70 Brake Function Increase 14 26 Trip Delay at Inverter Fault p VLT HVAC Drive Operating Instructions WARNING ALARM 8 DC under voltage If the intermediate circuit voltage DC link drops below the under voltage limit the frequency converter checks if a 24 V DC backup supply is connected If no 24 V DC backup supply is connected the frequency converter trips after a fixed time delay The time delay varies with unit size Troubleshooting Check that the supply voltage matches the frequency converter voltage Perform input voltage test Perform soft charge circuit test WARNING ALARM 9 Inverter overload The frequency converter is about to cut out because of an overload too high current for too long The counter for electronic thermal inverter protection gives a warning at 9896 and trips at 10096 while giving an alarm The frequency converter cannot be reset until the counter is below
87. e system Solve this problem by fitting an typical operational mode equalizing cable next to the control cable Minimum cable cross section 16 mm 2 4 5 6 Jumper Terminals 12 and 27 PLC Fc 2 7 DS 5 A jumper vvire may be required between terminal 12 or j 7 S 13 and terminal 27 for the frequency converter to operate PE PE i when using factory default programming values D min Digital input terminal 27 is designed to receive an cable 24 V external interlock command In many applications the user wires an external interlock 50 60 Hz ground loops device to terminal 27 With very long control cables ground loops may occur To eliminate ground loops connect one end of the screen to ground with a 100nF capacitor keeping leads short When no interlock device is used wire a jumper between control terminal 12 recommended or 13 to terminal 27 This provides in internal 24 V PLC s E signal on terminal 27 L a a EH d No signal present prevents the unit from a i PE 3 0onF PE x operating When the status line at the bottom of the LCP reads AUTO REMOTE COASTING or Alarm 60 External Interlock is displayed this indicates that the unit is ready to operate but is missing an input signal on terminal 27 Avoid EMC noise on serial communication This terminal is connected to earth via an internal RC link Use twisted pair cables to reduce interference between con
88. ected to X30 7 or remove the short circuit connection Check 5 33 Term X30 7 Digi Out MCB 101 VLT HVAC Drive Operating Instructions ALARM 45 Earth fault 2 Earth ground fault on start up Troubleshooting Check for proper earthing grounding and loose connections Check for proper wire size Check motor cables for short circuits or leakage currents ALARM 46 Power card supply The supply on the power card is out of range There are three power supplies generated by the switch mode power supply SMPS on the power card 24 V 5 V 18 V When powered with 24 V DC with the MCB 107 option only the 24 V and 5 V supplies are monitored When powered with three phase mains voltage all three supplies are monitored Troubleshooting Check for a defective power card Check for a defective control card Check for a defective option card If a 24 V DC power supply is used verify proper supply power WARNING 47 24V supply low The 24 V DC is measured on the control card The external 24 V DC backup power supply may be overloaded otherwise contact your Danfoss supplier WARNING 48 1 8V supply low The 1 8 V DC supply used on the control card is outside of allowable limits The power supply is measured on the control card Check for a defective control card If an option card is present check for an overvoltage condition WARNING 49 Speed limit When the speed is no
89. efault setting Start is shown 14 7 0 00A 1 1 Digital Inputs 5 1 5 10 Terminal 18 Digital 130BT770 10 Input EW Start 5 4 International North American Default Parameter Settings Setting 0 03 Regional Settings to 0 International or 1 North America changes the default settings for some parameters Table 5 1 lists those parameters that are effected p VLT HVAC Drive Operating Instructions International North American default parameter default parameter value value Parameter 14 20 Reset Mode Infinite auto reset Table 5 1 International North American Default Parameter Settings Note 1 1 20 Motor Power kW is only visible when 0 03 Regional Settings is set to 0 International Note 2 1 21 Motor Power HP is only visible when 0 03 Regional Settings is set to 1 North America Note 3 This parameter is only visible when 0 02 Motor Speed Unit is set to 0 RPM Note 4 This parameter is only visible when 0 02 Motor Speed Unit is set to 1 Hz Note 5 The default value depends on the number of motor poles For a 4 poled motor the international default value is 1500RPM and for a 2 poled motor 3000RPM The corresponding values for North America is 1800 and 3600RPM respectively Changes made to default settings are stored and available for viewing in the quick menu along with any 132 Hz 120 Hz 4 53 Warning Speed 1500 RPM 1800 RPM 5 12 Ter
90. electrical codes to ground electrical equipment properly Proper protective grounding for equipment with ground currents higher than 3 5 mA must be established see Leakage Current gt 3 5 mA A dedicatedground wire is required for input power motor power and control wiring Use the clamps provided with the equipment for proper ground connections Do not ground one frequency converter to another in a daisy chain fashion Keep the ground wire connections as short as possible Using high strand wire to reduce electrical noise is recommended Follow motor manufacturer wiring requirements 2 4 2 1 Leakage Current gt 3 5 mA Follow national and local codes regarding protective earthing of equipment with a leakage current gt 3 5 mA Frequency converter technology implies high frequency switching at high power This will generate a leakage current in the earth connection A fault current in the frequency converter at the output power terminals might contain a DC component which can charge the filter capacitors and cause a transient earth current The earth leakage current depends on various system configurations including RFI filtering screened motor cables and frequency converter power EN IEC61800 5 1 Power Drive System Product Standard requires special care if the leakage current exceeds 3 5 mA Earth grounding must be reinforced in one of the following ways p VLT HVAC Drive Operating Instr
91. em or serial communication network 1 4 Internal Frequency Converter Controller Functions Illustration 1 3 is a block diagram of the frequency converter s internal components See Table 1 1 for their functions I 1 1 1 I 1 I I L 21910725 1 Illustration 1 3 Frequency Converter Block Diagram 6 MG11AH02 VLT is a registered Danfoss trademark Introduction VLT HVAC Drive Operating Instructions Area Title Functions 1 Mains input e Three phase AC mains power supply to the frequency converter 2 Rectifier e The rectifier bridge converts the AC input to DC current to supply inverter power 3 DC bus e Intermediate DC bus circuit handles the DC current 4 DC reactors e Filter the intermediate DC circuit voltage Prove line transient protection e Reduce RMS current e Raise the power factor reflected back to the line e Reduce harmonics on the AC input 5 Capacitor bank Stores the DC power e Provides ride through protection for short power losses 6 Inverter e Converts the DC into a controlled PWM AC waveform for a controlled variable output to the motor 7 Output to motor e Regulated three phase output power to the motor 8 Control circuitry e Input power internal processing output and motor current are monitored to provide efficient operation and control e User interface and external commands are monitored and performed e Status output and control can
92. er ramps down the motor using a controlled ramp down The frequency converter output current is above the limit set in 4 57 Warning Current High The frequency converter output current is below the limit set in 4 52 Warning Speed Low DC hold is selected in 1 80 Function at Stop and a stop command is active The motor is held by a DC current set in 2 00 DC Hold Preheat Current The motor is held with a DC current 2 01 DC Brake Current for a specified time 2 02 DC Braking Time e DC Brake is activated in 2 03 DC Brake Cut In Speed RPM and a Stop command is active e DC Brake inverse is selected as a function for a digital input parameter group 5 1 The corresponding terminal is not active e The DC Brake is activated via serial communication The sum of all active feedbacks is above the feedback limit set in 4 57 Warning Feedback High The sum of all active feedbacks is below the feedback limit set in 4 56 Warning Feedback Low The remote reference is active which holds the present speed e Freeze output was selected as a function for a digital input Group 5 1 The corresponding terminal is active Speed control is only possible via the terminal functions Speed Up and Speed Down e Hold ramp is activated via serial communi cation A freeze output command has been given but the motor will remain stopped until a run permissive signal is received Freeze Reference was chosen as a function for a digital
93. he status line at the bottom of the LCP reads AUTO REMOTE COASTING or Alarm 60 External Interlock is displayed this indicates that the unit is ready to operate but is missing an input signal on terminal 27 See Illustration 2 19 for details 3 3 Basic Operational Programming Frequency converters require basic operational programming before running for best performance Basic operational programming requires entering motor nameplate data for the motor being operated and the minimum and maximum motor speeds Enter data in accordance with the following procedure Parameter settings recommended are intended for start up and checkout purposes Application settings may vary See 4 User Interface for detailed instructions on entering data through the LCP VLT HVAC Drive Operating Instructions Enter data with power ON but before operating the frequency converter 1 Press Main Menu twice on the LCP 2 Use the navigation keys to scroll to parameter group 0 Operation Display and press OK xx 1107 RPM 3 84A 101 Main menu 0 Operation Display 130BP066 10 1 xx Load Motor 2 Brakes 3 xx Reference Ramps 3 Use navigation keys to scroll to parameter group 0 0 Basic Settings and press OK 0 0 0 00A 10 Cx 0 0 Basic Settings 0 1 Set up Opperations m 0 2 LCP Display 0 3 LCP Custom Readout P 130BP087 10
94. her limit WARNING 60 External interlock A digital input signal is indicating a fault condition external to the frequency converter An external interlock has commanded the frequency converter to trip Clear the external fault condition To resume normal operation apply 24 V DC to the terminal programmed for external interlock Reset the frequency converter WARNING 62 Output frequency at maximum limit The output frequency has reached the value set in 4 19 Max Output Frequency Check the application to determine the cause Possibly increase the output frequency limit Be sure the system can operate safely at a higher output frequency The warning will clear when the output drops below the maximum limit WARNING ALARM 65 Control card over temperature The cutout temperature of the control card is 80 C Troubleshooting Check that the ambient operating temperature is within limits Check for clogged filters Check fan operation Check the control card WARNING 66 Heatsink temperature low The frequency converter is too cold to operate This warning is based on the temperature sensor in the IGBT module Increase the ambient temperature of the unit Also a trickle amount of current can be supplied to the frequency converter whenever the motor is stopped by setting 2 00 DC Hold Preheat Current at 5 and 1 80 Function at Stop ALARM 67 Option module configuration has changed One or more options have either been added
95. ill not brake Open power fuses or circuit breaker trip Mains current imbalance greater than 396 Motor current imbalance greater than 396 Possible Cause Test Solution Motor rotation limit Check that 4 70 Motor Speed Program correct settings Direction is programmed correctly Active reversing signal Check if a reversing command is Deactivate reversing signal programmed for the terminal in parameter group 5 1 Digital inputs Frequency limits set wrong Check output limits in 4 73 Motor Program correct limits Speed High Limit RPM 4 14 Motor Speed High Limit Hz and 4 19 Max Output Frequency Reference input signal not scaled Check reference input signal Program correct settings scaling in 6 Analog I O mode and parameter group 3 1 References Reference limits in parameter group 3 0 Possible incorrect parameter Check the settings of all motor Check settings in parameter group settings parameters including all motor 1 6 Analog I O mode For closed compensation settings For closed loop operation check settings in loop operation check PID settings parameter group 20 0 Feedback Possible over magnetization Check for incorrect motor settings Check motor settings in parameter in all motor parameters groups 1 2 Motor data 1 3 Adv motor data and 1 5 Load indep setting Possible incorrect settings in the Check brake parameters Check Check parameter group 2 0 DC brake parameters Possible too r
96. ing Remove power to the frequency converter and repair the short circuit WARNING ALARM 17 Control word timeout There is no communication to the frequency converter The warning will only be active when 8 04 Control Word Timeout Function is NOT set to OFF If 8 04 Control Word Timeout Function is set to Stop and Trip a warning appears and the frequency converter ramps down until it stops then displays an alarm Troubleshooting Check connections on the serial communication cable Increase 8 03 Control Word Timeout Time Check the operation of the communication equipment Verify a proper installation based on EMC requirements WARNING 23 Internal fan fault The fan warning function is an extra protective function that checks if the fan is running mounted The fan warning can be disabled in 14 53 Fan Monitor 0 Disabled For the D E and F Frame filters the regulated voltage to the fans is monitored MG11AH02 VLT is a registered Danfoss trademark 57 Warnings and Alarms Troubleshooting Check for proper fan operation Cycle power to the frequency converter and check that the fan operates briefly at start up Check the sensors on the heatsink and control card WARNING 24 External fan fault The fan warning function is an extra protective function that checks if the fan is running mounted The fan warning can be disabled in 14 53 Fan Monitor 0 Disabled Troubleshooting Check for proper fan ope
97. input parameter group 5 1 The corresponding terminal is active The frequency converter saves the actual reference Changing the reference is now only possible via terminal functions Speed Up and Speed Down Jog request Jogging Motor check OVC control PowerUnit Off Protection md QStop Operation Status A jog command has been given but the motor will be stopped until a run permissive signal is received via a digital input The motor is running as programmed in 3 19 Jog Speed RPM e Jog was selected as function for a digital input parameter group 5 1 The corresponding terminal e g Terminal 29 is active e The Jog function is activated via the serial communication e The Jog function was selected as a reaction for a monitoring function e g No signal The monitoring function is active In 1 80 Function at Stop Motor Check was selected A stop command is active To ensure that a motor is connected to the frequency converter a permanent test current is applied to the motor Overvoltage control was activated in 2 17 Over voltage Control The connected motor is supplying the frequency converter with generative energy The overvoltage control adjusts the V Hz ratio to run the motor in controlled mode and to prevent the frequency converter from tripping For frequency converters with an external 24 V power supply installed only Mains supply to the frequency converter is removed but the control c
98. ions are properly wired to the frequency converter and all programming is completed 3 Apply an external run command 4 Adjust the speed reference throughout the speed range 5 Remove the external run command 6 Note any problems If warnings or alarms occur see 8 Warnings and Alarms If the motor or the equipment driven by the motor e g a fan blade is making noise or vibrations at certain frequencies try the following Speed Bypass parameter group 4 6 Over modulation 14 03 Overmodulation set to off 3 Switching pattern and switching frequency parameter group 14 0 Resonance Dampening 1 64 Resonance Dampening MG11AH02 VLT is a registered Danfoss trademark 29 User Interface VLT HVAC Drive Operating Instructions 4 User Interface 4 1 Local Control Panel The local control panel LCP is the combined display and keypad on the front of the unit The LCP is the user interface to the frequency converter The LCP has several user functions Start stop and control speed when in local control Display operational data status warnings and cautions Programming frequency converter functions Manually reset the frequency converter after a fault when auto reset is inactive An optional numeric LCP NLCP is also available The NLCP operates in a manner similar to the LCP See the Programming Guide MG11XXYY for details on use of the NLCP NOTE The display co
99. is a registered Danfoss trademark 66 VLT HVAC Drive Operating Instructions Specifications 160 Cyl evl 5 SSC Ev oel 851 YT OLL OLL VSL SYL 911 91 SY SY V OL GA SALd 88 06 Vel LL CFL l SY SY V GL SS 160 Cyl Cyl 99 181 601 66 621 L SASd 160 SEL L6 S l 6 6v FCL 8 vL 66 06 49 69 06 c8 LL OL SV TVY SV rV CN 05 v Od 160 SEL L6 S l 6 6v 01 7 9LL 29 L S TL EW DS 05 69 69 6 GL SV rV SV rV ev Ov 0324 160 461 6 S l 6 6v 88 LV ev oS 05 88 6E ES gv co DIG SV rV SV rV ev c dc 2124 160 GEL L6 s 1 6 6v 09 ye Ut Uv LE LT 82 LE vt Sv Uv SV rV SV rV ev oc 41 9314 960 SEL L6 S l 6 gv 8S DE LT UE LT vc 5c Oe LG t SV rV SV rV CN SL ir DV A 08 X Addne suiew EOL eiqer c Sv v v 64 9941 insolp2u 1uBISA sv rv 63 SSdI einsopue 1uBIS A VM v v v V v V 1 64 241 einso oue 1uBIS A 64 Ozdl e1nso oue 1uBI AA gz DA V zuuul yeiq iolouu sureuJ IM peo xeu payed e sso A MO pe1euuns3 V A X 1ueniuueju v A O8 lizi X snonunuo v A Ovb 08E X 2 1yu nuu lu v A 08 X snonunuo OV A 9 VAX snonunuo OV A 00r VAY snonunuo A
100. is given from external signals serial communication or internal preset references The frequency converter uses Hand On control or reference values from the LCP AC Brake AMA finish OK AMA ready AMA running Braking Braking max Coast Operation Status AC Brake was selected in 2 10 Brake Function The AC brake over magnetizes the motor to achieve a controlled slow down Automatic motor adaptation AMA was carried out successfully AMA is ready to start Press Hand On to start AMA process is in progress The brake chopper is in operation Generative energy is absorbed by the brake resistor The brake chopper is in operation The power limit for the brake resistor defined in 2 12 Brake Power Limit kW has been reached e Coast inverse was selected as a function for a digital input parameter group 5 1 The corresponding terminal is not connected e Coast activated by serial communication 50 MG11AHO02 VLT is a registered Danfoss trademark Status Messages p VLT HVAC Drive Operating Instructions Current High Current Low DC Hold DC Stop Feedback high Feedback low Freeze output Freeze output request Freeze ref Operation Status Ctrl Ramp down Control Ramp down was selected in 14 10 Mains Failure e The mains voltage is below the value set in 14 11 Mains Voltage at Mains Fault at mains fault e The frequency convert
101. iven by the frequency converter Sleep Mode The energy saving function is enabled This means that at present the motor has stopped but that it will restart automatically when required Speed high Motor speed is above the value set in 4 53 Warning Speed High Speed low Motor speed is below the value set in 4 52 Warning Speed Low Standby In Auto On mode the frequency converter will start the motor with a start signal from a digital input or serial communication Start delay In 1 71 Start Delay a delay starting time was set A start command is activated and the motor will start after the start delay time expires Start fwd rev Start forward and start reverse were selected as functions for two different digital inputs parameter group 5 1 The motor will start in forward or reverse depending on which corresponding terminal is activated Stop The frequency converter has received a stop command from the LCP digital input or serial communication Trip An alarm occurred and the motor is stopped Once the cause of the alarm is cleared the frequency converter can be reset manually by pressing Reset or remotely by control terminals or serial communication Trip lock An alarm occurred and the motor is stopped Once the cause of the alarm is cleared power must be cycled to the frequency converter The frequency converter can then be reset manually by pressing Reset or remotely by
102. meter number 1 Default setting 1 1 0 20 Motor RPMs 12 0 21 Motor current 1 3 0 22 Motor power kW 2 0 23 Motor frequency 3 0 24 Reference in percent m 2 799 RPM 783 364kv m 0 000 53 2 2 Auto Remote tais x Ge 207RPM 5 25A 24 4 kW 6 9 Auto Remote Running i 5 0 6 MG11AH02 VLT is a registered Danfoss trademark Menu keys are used for menu access for parameter set up toggling through status display modes during normal operation and viewing fault log data Status Quick Main Alarm Menu Menu Log 130BP045 10 Key Status Quick Menu Main Menu Alarm Log Function Press to show operational information e In Auto mode press and hold to toggle between status read out displays Press repeatedly to scroll through each status display Press and hold Status plus 4 or Y to adjust the display brightness e The symbol in the upper right corner of the display shows the direction of motor rotation and which set up is active This is not programmable Allows access to programming parameters for initial set up instructions and many detailed application instructions e Press to access Q2 Quick Setup for sequenced instructions to program the basic frequency controller set up e Press to access Q3 Function Setups for sequenced instructions to program applications e Follow the sequence of parameters as presented for
103. minal 27 External interlock Digital Input 5 40 Function Relay No alarm 6 15 Terminal 53 High Ref Feedb i 50 60 Value 6 50 Terminal 42 Speed 4 20 mA Output Parameter International North American programming entered into parameters default parameter default parameter value value 1 Press Quick Menu 0 03 Regional International North America 2 Scroll to Q5 Changes Made and press OK Settings 1 20 Motor Power See Note 1 See Note 1 WE kW 25 996 0 00A 1 1 1 21 Motor Power See Note 2 amp HP m 1 22 Motor Voltage 208 V 460 V 575 V Q1 My Personal Menu B 1 23 Motor 60 Hz QU UICE SUD Frequency 3 03 Maximum 60 Hz 05 Changes Made Reference 3 04 Reference Sum External Preset Q6 Loggings LZ 4 13 Motor Speed 1500 RPM 1800 RPM High Limit RPM 3 Select Q5 2 Since Factory Setting to view all See Note 3 and 5 programming changes or Q5 1 Last 10 Changes 4 14 Motor Speed 150 Hz 60 Hz for the most recent High Limit Hz 7 See Note 4 25 9 0 00A 10 R 4 19 Max Output 2 E Q5 1 Last 10 Changes 105 2 Since Factory Setti 36 MG11AH02 VLT is a registered Danfoss trademark About Frequency Converter P VLT HVAC Drive Operating Instructions 5 4 1 Parameter Data Check 1 Press Quick Menu 2 Scroll to Q5 Changes Made and press OK 25 9 0 00A 10
104. minal 27 is not needed 130BB806 10 Latched Start 18 Stop Inverse 27 Application Set Up Examples VLT HVAC Drive Operating Instructions p z 24 V 12 24 V 13 2 DIN 180 DIN 190 COM 20 DIN 27 DIN 29 DIN 320 DIN 330 e DIN 370 10 V 50 A IN 53 A IN 54 COM 55 A OUT 42 COM 39 Parameters 10 Reversing 0 No operation 16 Preset ref bit 0 17 Preset ref bit 1 5 10 Terminal 18 Digital Input 5 11 Terminal 19 Digital Input 5 12 Terminal 27 Digital Input 5 14 Terminal 32 Digital Input 5 15 Terminal 33 Digital Input 3 10 Preset Reference Preset ref 0 Preset ref 1 Preset ref 2 Preset ref 3 Default Value Notes comments Table 6 7 Start Stop with Reversing and 4 Preset Speeds Parameters 5 11 Terminal 19 1 Reset Digital Input Table 6 8 External Alarm Reset 2 oo 424V 12 P ca 24 V 13 E e DIN 18 i D IN 19 L COM 20 D IN 270 D IN 29 D IN 32 D IN 33 D IN 376 10V 50 AIN 53 AIN 54 COM 55 A OUT 42 COM 39 Default Value Notes comments Parameters Setting mM 24 V 12 S ea 24V 13 S mM DIN 18 Cd D IN 19 COM 20 D IN 27 D IN 29 D IN 32 D IN 3
105. n Input fusing is required to provide this protection see Illustration 2 7 If not factory supplied fuses must be provided by the installer as part of installation See maximum fuse ratings in 10 3 Fuse Tables 220 L1 L2 L3 130BB460 10 91 92 93 Fuses L1 Y L2 L3 GND Illustration 2 7 Frequency converter Fuses Wire Type and Ratings All wiring must comply with local and national regulations regarding cross section and ambient temperature requirements Danfoss recommends that all power connections be made with a minimum 75 C rated copper wire See 10 1 Power dependent Specifications for recommended wire sizes MG11AH02 VLT is a registered Danfoss trademark 13 Installation 2 4 2 Earth Grounding Requirements AWARNING GROUNDING HAZARD For operator safety it is important to ground the frequency converter properly in accordance with national and local electrical codes as well as instructions contained within this document Ground currents are higher than 3 5 mA Failure to ground the frequency converter properly could result in death or serious injury NOTE It is the responsibility of the user or certified electrical installer to ensure correct grounding earthing of the equipment in accordance with national and local electrical codes and standards Follow all local and national
106. nal Description Hu 33 2 4 5 3 Wiring to Control Terminals EB Ww 27 Coast Selectable for either Control terminal connectors can be unplugged from the EN RN digital input or frequency converter for ease of installation as shown in 29 14 JOG output Default setting Illustration 2 16 20 Common for digital 8 inputs and V potential for 24 V 7 supply 37 Safe Torque optional Safe input 7 Off STO Used for STO Analog Inputs Outputs 39 Common for analog output 42 Programmable analog output The analog signal is 0 20 mA or Illustration 2 16 Unplugging Control Terminals 4 20 mA at a maximum of 500 Q 50 410 V DC 10 V DC analog 1 Open the contact by inserting a small screwdriver supply voltage 15 mA into the slot above or below the contact as maximum commonly shown in Illustration 2 17 used for potenti 2 Insert the bared control wire into the contact ometer or thermistor 53 Reference Analog input 3 Remove the screwdriver to fasten the control wire 54 Feedback Selectable for voltage into the contact or current Switches 4 Ensure the contact is firmly established and not A53 and A54 select loose Loose control wiring can be the source of mA or V equipment faults or less than optimal operation aA common See 10 1 Power dependent Specifications for control terminal input wiring sizes Serial Communication l Integrated RC Filter for See 6 Application Set Up Examples for typical control wiring cable screen ONLY for connections
107. nd cross sections for control cables Max motor cable length screened 50 m A1 25 m 150m For power cables see electrical data tables MG11AH02 VLT is a registered Danfoss trademark 71 p Specifications VLT HVAC Drive Operating Instructions Digital inputs Programmable digital inputs 4 5 9 4 6 Safe stop Terminal 37 Terminal 37 is fixed PNP logic Voltage level 0 24V DC All digital inputs are galvanically isolated from the supply voltage PELV and other high voltage terminals Terminals 27 and 29 can also be programmed as output 2 Except safe stop input Terminal 37 3 See for further information about terminal 37 and Safe Stop When using a contactor with a DC coil inside in combination with Safe Stop it is important to make a return way for the current from the coil when turning it off This can be done by using a freewheel diode or alternatively a 30 or 50 V MOV for quicker response time across the coil Typical contactors can be bought with this diode Analog inputs Number of analog inputs 2 The analog inputs are galvanically isolated from the supply voltage PELV and other high voltage terminals 72 MG11AHO02 VLT is a registered Danfoss trademark Specifications VLT HVAC Drive Operating Instructions PELV isolation 130BA117 10 24V Control 18 Mains High 37 voltage Motor Functional d isolation RS485 m
108. ng the length of time specified under Safety in this manual Failure to isolate the mains voltage supply from the unit and waiting the time specified could result in death or serious injury 130BA874 10 It is not recommended to stop the frequency converter by using the Safe Torque Off function If a running frequency converter is stopped by using the function the unit will trip and stop by coasting If this is not acceptable e g causes danger the frequency converter and machinery Illustration 2 19 Jumper between Terminal 12 13 24 V and 37 must be stopped using the appropriate stopping mode before using this function Depending on the application a mechanical brake may be required Concerning synchronous and permanent magnet motor frequency converters in case of a multiple IGBT power semiconductor failure In spite of the activation of the Safe torque off function the frequency converter system can produce an alignment torque which maximally rotates the motor shaft by 180 p degrees p denotes the pole pair number This function is suitable for performing mechanical work on the frequency converter system or affected area of a machine only It does not provide electrical safety This function should not be used as a control for starting and or stopping the frequency converter The following requirements have to be met to perform a safe installation of the frequency converter 1 Remove the jumper wire between cont
109. ngs for analog terminals A53 or A54 are required these are also shown 6 2 Application Examples 424V 12 Q 424V 13 S DIN 18 m DIN 19 COM 20 DIN 2o DIN 29 DIN 32 DIN 33 DIN 37 410V 50 A IN 53 A IN 54 COM 55 A OUT 42 COM 39 1 29 Automatic Adaptation Parameters 1 Enable 130BB930 10 Parameters 1 29 Automatic Motor 1 Enable Adaptation AMA 5 12 Terminal 27 Default Value Setting complete AMA 0 No operation Notes comments Parameter group 1 2 must be set according to motor Table 6 2 AMA without T27 Connected complete AMA Parameters 5 12 Terminal 27 2 Coast 24 V 12 Digital Input inverse 24V 13 Default Value Notes comments Parameter group 1 2 must be set according to motor Table 6 1 AMA with T27 Connected Table 6 3 Analog Speed Reference Voltage MG11AH02 VLT is a registered Danfoss trademark 8 C a S 6 10 Terminal 53 DIN 18 Low Voltage DIN 19 6 11 Terminal 53 COM 20 High Voltage DIN 27 6 14 Terminal 53 ORPM DIN 29 Low Ref Feedb DIN 32 Value D IN 33 6 15 Terminal 53 1500RPM DIN 37 High Ref Feedb 410V 50 Value AIN 53 t Default Value AIN 54 Notes comments COM 10 10V 45 Application Set Up Examples VLT HVAC Drive Operating Instructions
110. ns 69 MG11AH02 VLT is a registered Danfoss trademark VLT HVAC Drive Operating Instructions Specifications 10 1 1 Mains Supply 3 x 525 690V AC DV A069 SZS X Ajddng suteNW 9701 lqe1 ZWWOS L WDINOOE 9 qe suleuu pue 1030W 069 10 pamojje aq 3snul 1 5 ulos uawdinba He y JO 5 YUM pew ae 51 4 5 u nouly U P g 2018 JO V 1015 10 suondo Jo pied 104402 pepeo n e 104 SHEM r luo ileoid 3 u6nou sesso eui 0 SHEM OE 01 dn ppe Aew peol 1eujo3sno pue suondo s v in p pni ul eie suonduunsuoo JaMmod pae 04002 1521423 pue 421 860 S9 S9 OTEL 091 6801 66 S6LL 966 001 OLL 001 SSLL SOL co 001 06 064 860 S9 S9 0021 091 Z 28 C66 LTS 628 616 8 LS6 18 SL SL 6 4 860 S9 S9 088 09L U8Z LZ 0 77 S6 119 619 089 c9 69 co 09 SS 4654 A nue ylubis asis Kew sesso Jamod ay jeulwou pesre si A32u nb uj Bu u31IAS au JI eSI A 3IA pue 4 M AUO ADUaNbadJ y Ul 550 au 0 ppe osje Wi SJOJOW A3U DIJJ JAMO7 Tou Jepioq EH ZH ASUu lDIUJ 1olouu edu e uo p seq s n eA suon puo lqe pue abeyoA ui 3 HBA S 1e 1 e ueJa o3 WGL UllIM eq pue suonipuo2 peo jeuuou 3e sI sso J MOd e21d ul 86 0 S9 S9 02
111. ntrast can be adjusted by pressing Status and the up down key 4 1 1 LCP Layout The LCP is divided into four functional groups see Illustration 4 1 Y Status 101 1234rpm 104A 43 5Hz 43 5Hz Run OK L Gratus Quick Main Alarm Menu Menu Log Warn Alarm Ze Illustration 4 1 LCP Display area Display menu keys for changing the display to show status options programming or error message history Navigation keys for programming functions moving the display cursor and speed control in local operation Also included are the status indicator lights Operational mode keys and reset 30 MG11AHO02 VLT is a registered Danfoss trademark 130BB465 10 p User Interface VLT HVAC Drive Operating Instructions 4 1 2 Setting LCP Display Values 4 1 3 Display Menu Keys The display area is activated when the frequency converter receives power from mains voltage a DC bus terminal or an external 24 V supply The information displayed on the LCP can be customized for user application Each display readout has a parameter associated with it Options are selected in the quick menu Q3 13 Display Settings Display 2 has an alternate larger display option The frequency converter status at the bottom line of the display is generated automatically and is not selectable Display Para
112. o v AOSS SZS X q nlun lul v A0SS SZS x snonunuo Se OL 8s0V80 L jueuno 1ndino ZL YWAN SSdl L VW3N 1241 ASZS 3e dH 3ndino Yyeys eoid4L MA 1ndinO yeys 2210 EC MG11AH02 VLT is a registered Danfoss trademark 70 Specifications VLT HVAC Drive Operating Instructions 10 2 General Technical Data Mains supply Supply Terminals 6 Pulse L1 L2 L3 Mains voltage low mains drop out During low mains voltage or a mains drop out the FC continues until the intermediate circuit voltage drops below the minimum stop level which corresponds typically to 15 below the frequency converter s lowest rated supply voltage Power up and full torque cannot be expected at mains voltage lower than 10 below the frequency converter s lowest rated supply voltage The unit is suitable for use on a circuit capable of delivering not more than 100 000 RMS symmetrical Amperes 240 500 600 690 V maximum Motor output U V W Output voltage 0 100 of supply voltage Voltage and power dependent Torque characteristics Starting torque Constant torque maximum 16096 for 60 s 7 Percentage relates to the nominal torque 2 The torque response time depends on application and load but as a general rule the torque step from 0 to reference is 4 5 x torque rise time Cable lengths a
113. on1odojg q ZH p ds ues q Wdy p ds ues q 101002 ASJBAU JPuJON uonounJ 1 1 041Z BAIT L0 9 Dummong Cid 62 07 19497 3eqpeeJ WNWIXEW 72 07 9 9 yoeqp z WNWIUIW 7 0c ebueu 1ndino q e ueuuoped ed doo p so JUIOd 38S ul euoz l5uls oe eo sbulnjas doo p so 2 D en eA qp 4 J t ubiH S jeuruue 1 9 anen qpaeJ jey MOT S JeUIWaL 9 quand YBIH es jeuruue 1 9 UND MOT Ee 41 ZL 9 z eur Aejdsiq 62 0 ews CL eur Ke dsiq 22 0 yews CL eur 4510 2 0 yews CL eur eldsiq 02 0 sbumes Aejdsiq 1 0 pug uulu uuuinSs 1Sd 44 0 92Jnos JPeqp 4 90 02 YUN adinos z eqpee4 GO UOISIBAUOD Z peqpee4J 70 07 924nog c p edqpeej 0 0c Muf 22Jnos 35eqp d 20 02 UOISJ9AUO eqpaeJ L0 0Z 92Jnos eqpee4 00 02 inos z eoueJajay 91 92JnOS SL apow uonean6yuo 00 L APY uoz NNW ZE EO id 67 02 I A 7 eqpeeJ wWNWIXeW v 0c 9 9 yoeqp q WNWIUIW 7 0z abueyD 3ndino did 2 02 9 ueuuoged did 1 02 d L doo p sol 02 02 uulI 3noauul 01 Z A17 00 9 O1 Z BAI tS 2414 2 9 1ue1suO au Jo Fe IeuIuu 1 9c 9 n 8A qpee4 jeu YBIH tS 4 SZ 9 qpea4 Jeu MOT tS Jeuiuua 77 9 1 MO tS 77 9 anjer qpeed jeu YBIH S IeulUu SL 9 9n eA qpas jeu MOT S Jeuruue 7L
114. onal Danfoss bypass no jumper wire is required 10 3 02 Minimum Reference 11 3 03 Maximum Reference 12 3 41 Ramp 1 Ramp Up Time 13 3 42 Ramp 1 Ramp Down Time 14 3 13 Reference Site Linked to Hand Auto Local Remote This concludes the quick set up procedure Press Status to return to the operational display p VLT HVAC Drive Operating Instructions 3 4 PM Motor Setup This section is only relevant when using a PM motor Set up the basic motor parameters 1 10 Motor Construction 1 14 Damping Gain 1 15 Low Speed Filter Time Const 1 16 High Speed Filter Time Const 1 17 Voltage filter time const 1 24 Motor Current 1 25 Motor Nominal Speed 1 26 Motor Cont Rated Torque 1 30 Stator Resistance Rs 1 37 d axis Inductance Ld 1 39 Motor Poles 1 40 Back EMF at 1000 RPM 1 66 Min Current at Low Speed 4 13 Motor Speed High Limit RPM e 4 19 Max Output Frequency Note concerning advanced motor data Stator resistance and d axis inductance values are often described differently in technical specifications For programming resistance and d axis inductance values in Danfoss frequency converters always use line to common starpoint values This is valid for both asynchronous and PM motors Par Stator 1 30 Resistance This parameter gives stator vvinding resistance Rs similar to asynchronous Line to motor stator resistance VVhen line line common
115. oneAnoy ssed g ajoway sinoH Buluuny ssed g psom snieis ssed g uoneAn2y epo 3591 Ke q aui dill ssed g Aejaq awl 34635 ssed g ssed g 1esaJd 1 1 eutuue Jo11u05 sng 11 euru ayers XEVN 11 Ieuluu 1 9jes UW 11 euu ndino LL ZpxX leuw LUZEN 1no Bojeuy 1eseJd 1noeuul 6 eutuue J01300 sng 6 Jeutuue l ajeos 6 24141 le3S UIW 6 84141 indino 6 6 cvX NO Bojeuy 1eseJg 1noeuul CpX eutuue Ionuo2 sng Ieuluu l yeas xeW Ieuluu l ale uIW 641 1ndinO 241 yo Bojeuy oa BAN S ZPX UAL lue suo2 Jeu S ZpX WL enjeA SEN WHEL MO S ZtX uu l abeyon UBIH S ZtX 9beyoA MOT S zpXx euu EISEN 1ndul 5oleuy O48Z NT 6 1uejsuo 6 WHEL YBIH zyx uu l MOT ZtX uu l Bel1loA EEN Ieuluu l abeyon MOT zpx euu l cyX Indul Bojeuy 2 1 ua 1uelsuo2 L ZpX WL u6IH L cvX uu l enjeA MOT L ZtX uu l abeyon YIH L ZtX BENOA MOT L ZvX IeUluu L L vX 1ndul bojeuy POW S zvx
116. onnection No mains power with 24 V DC option card LCP Stop Missi tart signal Standb Moter nob running issing start signal Standby Motor coast signal active Coasting Wrong reference signal source terminal 12 or 50 or at control Wrong LCP LCP from VLT 2800 or 5000 6000 8000 FCD or FCM due to improper control wiring or Test See open fuses and tripped circuit breaker in this table for possible causes No power to the LCP Check the LCP cable for proper connection or damage Check the 24 V control voltage supply for terminal 12 13 to 20 39 or 10 V supply for terminal 50 to M Nu Display LCP is defective Test using a different LCP Internal voltage supply fault or Contact supplier SMPS is defective Overloaded power supply SMPS To rule out a problem in the control wiring disconnect all control wiring by removing the terminal blocks Check if the motor is connected and the connection is not interrupted by a service switch or other device If the display is functioning but no output check that mains power is applied to the frequency converter Check if Off has been pressed Check 5 10 Terminal 18 Digital Input for correct setting for terminal 18 use default setting Check 5 12 Coast inv for correct setting for terminal 27 use default setting Check reference signal Local remote or bus reference Preset reference active Terminal connection correct Scaling
117. onnector 3 provides two analog inputs one analog output 10 V DC supply voltage and commons for the inputs and output Illustration 2 15 shows the removable frequency converter connectors Terminal functions and default settings are summarized in Table 2 3 Connector 4 is a USB port available for use with the MCT 10 Set up Software Also provided are two Form C relay outputs that are in various locations depending upon the frequency converter configuration and size Some options available for ordering with the unit may provide additional terminals See the manual provided with the equipment option See 10 2 General Technical Data for terminal ratings details MG11AH02 VLT is a registered Danfoss trademark 17 Installation VLT HVAC Drive Operating Instructions Terminal Description Terminal Description Digital Inputs Outputs Digital Inputs Outputs Terminal Parameter Setting Description Terminal Parameter Setting Description 12 13 24 V DC 24 V DC supply e8 9 83 RS 485 Interface A voltage Maximum 69 8 3 control card switch is output current is 200 provided for mA total for all 24 V termination resistance loads Useable for Relays digital inputs and 01 02 03 Form C relay output external transducers 04 05 06 5 40 1 0 Running Usable for AC or DC 18 8 Start voltage and resistive 19 5 11 or inductive loads 5 32 Digital inputs Table 2 3 Termi
118. otation remove power to the frequency converter and wait for power to discharge Reverse the connection of any two of the three motor cables on the motor or frequency converter side of the connection 3 7 Local control Test A CAUTION MOTOR START Ensure that the motor system and any attached equipment is ready for start It is the responsibility of the user to ensure safe operation under any condition Failure to ensure that the motor system and any attached equipment is ready for start could result in personal injury or equipment damage NOTE The Hand On key on the LCP provides a local start command to the frequency converter The Off key provides the stop function When operating in local mode 4 and Y arrows on the LCP increase and decrease the speed output of the frequency converter 4 and move the display cursor in the numeric display 1 Press Hand On 2 Accelerate the frequency converter by pressing 4 to full speed Moving the cursor left of the decimal point provides quicker input changes 3 Note any acceleration problems 4 Press Off 5 Note any deceleration problems If acceleration problems were encountered If warnings or alarms occur see 8 Warnings and Alarms Check that motor data is entered correctly Increase the ramp up time in 3 41 Ramp 1 Ramp Up Time 28 MG11AH02 VLT is a registered Danfoss trademark Start Up and Functional Tes VLT HVAC Drive Opera
119. pneg SseJppy 0203044 s um s Hod 24 MLS PJOM snieis ajqesinbyUo gt D 4 101002 sbunjes 1onuo2 1 sieuD uonpolunuludo 1inope u sisoubeiq inoaui 01002 1 s tu 1no uuil Jo pu3 uon un 1no ul l Jo3uo SWI 1no uul 101002 inos onuo2 AUS JO3u0 sBunjas les u n suondo pue uuo yasaig 1no uuil 3ndino 8 06 4 Ionuo2 sng 1ndino g 0 X le5s XEVV 8 06 Ieuluu l le35S ui 8 06 IPuluu l 41 MG11AH02 VLT is a registered Danfoss trademark QEHEA Dua 09 62 dH p ds ubiH 62 22 JONUOD 5 L 1X3 02 12 HUN exinos xpeqpaej 80 02 vw zi indino bojeuy c9 9 Duipuel 59 62 MA 19od peeds ubiH 8E ZZ 014 L D gt q 42 12 UOIsIBAUOD peqpaej 0 02 ys 1ndul 5oleuy 79 91 607 A s u4 3 s u ys z zH peeds uf 2 22 feel 1ndino 3x3 61 12 e inos yoeqp q 90 02 YMS tS euw 9 9 501 K61eu3 ES EZ Wdy p ds 96 22 wun 3X3 81 12 Muf adunos z peqpaej 40 02 g 1ndu 5oleuy 79 9 Ups Douad LS EZ dH peeds wo1 46 22 Dun a2uaseyay L 3X3 1 12 UOISJ2AUO Z Y EQp 4 70 07 YMS S 241 19 91 uonnjosey 501 OS EZ MA Jj amp od p ds MOT 22 qulodjas 3X3 SI LZ Z yoeqp q 60 02 indy jeubiq 09 9 607
120. proximately 200 of the rated current is exceeded The warning lasts about 1 5 s then the frequency converter trips and issues an alarm This fault may be caused by shock loading or fast acceleration with high inertia loads If extended mechanical brake control is selected trip can be reset externally Troubleshooting Remove power and check if the motor shaft can be turned Check that the motor size matches the frequency converter Check parameters 1 20 through 1 25 for correct motor data VLT HVAC Drive Operating Instructions ALARM 14 Earth ground fault There is current from the output phases to earth either in the cable betvveen the frequency converter and the motor or in the motor itself Troubleshooting Remove povver to the frequency converter and repair the earth fault Check for earth faults in the motor by measuring the resistance to ground of the motor leads and the motor vvith a megohmmeter ALARM 15 Hardvvare mismatch A fitted option is not operational vvith the present control board hardvvare or softvvare Record the value of the follovving parameters and contact your Danfoss supplier 15 40 FC Type 15 41 Povver Section 15 42 Voltage 15 43 Softvvare Version 15 45 Actual Typecode String 15 49 SW ID Control Card 15 50 SW ID Power Card 15 60 Option Mounted 15 61 Option SW Version for each option slot ALARM 16 Short circuit There is short circuiting in the motor or motor wir
121. puts and outputs Relay outputs Programmable relay outputs all kW 1 all kW 2 D IEC 60947 part 4 and 5 The relay contacts are galvanically isolated from the rest of the circuit by reinforced isolation PELV 2 Overvoltage Category II 3 UL applications 300V AC2A Control card 10V DC output Terminal number 50 The 10 V DC supply is galvanically isolated from the supply voltage PELV and other high voltage terminals Control characteristics Resolution of output frequency at 0 1000 Hz 0 003 Hz All control characteristics are based on a 4 pole asynchronous motor Environment Enclosure IP20 Type 1 IP212 Type 1 IP55 Type 12 IP 66 D Only for lt 3 7 kW 200 240 V lt 7 5 kW 400 480 500 V 2 As enclosure kit for lt 3 7 kW 200 240 V lt 7 5 kW 400 480 500 V 3 Derating for high ambient temperature see special conditions in the Design Guide Minimum ambient temperature during full scale operation 0 C 74 MG11AH02 VLT is a registered Danfoss trademark Specifications VLT HVAC Drive Operating Instructions Minimum ambient temperature at reduced performance 10 C Derating for high altitude see special conditions in the Design Guide EMC standards Emission EN 61800 3 EN 61000 6 3 4 EN 55011 EN 61800 3 EN 61000 6 1 2 EMC standards Immunity EN 61000 4 2 EN 61000 4 3 EN 61000 4 4 EN 61000 4 5 EN 61000 4 6 See section on special conditions in the
122. r characteristics with the data entered in parameters 1 20 to 1 25 It does not cause the motor to run or harm to the motor Some motors may be unable to run the complete version of the test In that case select Enable reduced AMA If an output filter is connected to the motor select Enable reduced AMA If warnings or alarms occur see 8 Warnings and Alarms Run this procedure on a cold motor for best results NOTE The AMA algorithm does not work when using PM motors To run AMA 1 Press Main Menu to access parameters Scroll to parameter group 1 Load and Motor Press OK Scroll to parameter group 1 2 Motor Data Press OK Scroll to 1 29 Automatic Motor Adaptation AMA Press OK Select Enable complete AMA SO m Qvo ue es 0 FS Press OK Follow on screen instructions The test will run automatically and indicate when it is complete 3 6 Check Motor Rotation before running the frequency converter check the motor rotation The motor will run briefly at 5Hz or the minimum frequency set in 4 72 Motor Speed Low Limit Hz VLT HVAC Drive Operating Instructions 1 Press Quick Menu Scroll to Q2 Quick Setup Press OK Scroll to 1 28 Motor Rotation Check Press OK a LE Scroll to Enable The following text will appear Note Motor may run in wrong direction 7 Press OK 8 Follow the on screen instructions To change the direction of r
123. r wiring and control wiring are separated or in three separate metallic conduits for high frequency noise isolation Check for broken or damaged wires and loose connections Check that control wiring is isolated from power and motor wiring for noise immunity Check the voltage source of the signals if necessary The use of shielded cable or twisted pair is recommended Ensure that the shield is terminated correctly Measure that top and bottom clearance is adequate to ensure proper air flow for cooling e Check for proper installation regarding electromagnetic compatibility e See equipment label for the maximum ambient operating temperature limits e Humidity levels must be 5 9596 non condensing Check for proper fusing or circuit breakers Check that all fuses are inserted firmly and in operational condition and that all circuit breakers are in the open position The unit requires an earth wire ground wire from its chassis to the building earth ground Check for good earth connections ground connections that are tight and free of oxidation Earthing Grounding to conduit or mounting the back panel to a metal surface is not a suitable earth ground Check for loose connections Check that motor and mains are in separate conduit or separated screened cables Inspect that the unit interior is free of dirt metal chips moisture and corrosion e Ensure that all switch and disconnect settings are in the p
124. ration Cycle power to the frequency converter and check that the fan operates briefly at start up Check the sensors on the heatsink and control card WARNING 25 Brake resistor short circuit The brake resistor is monitored during operation If a short circuit occurs the brake function is disabled and the warning appears The frequency converter is still operational but without the brake function Remove power to the frequency converter and replace the brake resistor see 2 15 Brake Check WARNING ALARM 26 Brake resistor power limit The power transmitted to the brake resistor is calculated as a mean value over the last 120 seconds of run time The calculation is based on the intermediate circuit voltage and the brake resistance value set in 2 16 AC brake Max Current The warning is active when the dissipated braking is higher than 90 of the brake resistance power If Trip 2 is selected in 2 13 Brake Power Monitoring the frequency converter will trip when the dissipated braking power reaches 100 WARNING ALARM 27 Brake chopper fault The brake transistor is monitored during operation and if a short circuit occurs the brake function is disabled and a warning is issued The frequency converter is still operational but since the brake transistor has short circuited substantial power is transmitted to the brake resistor even if it is inactive Remove power to the frequency converter and remove the brake resistor WARNIN
125. rol terminals 37 and 12 or 13 Cutting or breaking the jumper is not sufficient to avoid short circuiting See jumper on Illustration 2 19 2 Connect an external Safety monitoring relay via a NO safety function the instruction for the safety device must be followed to terminal 37 safe stop and either terminal 12 or 13 24 V DC The Safety monitoring relay must comply with Category 3 EN 954 1 PL d ISO 13849 1 MG11AH02 VLT is a registered Danfoss trademark 21 Installation VLT HVAC Drive Operating Instructions 37 1308 749 10 with release input Door contact Contactor Coast Safe Stop Commissioning Test 1 Safety device Cat 3 circuit interrupt device possibly 7 Inverter Frequency converter Ho Safe channel Short circuit protected cable if not inside installation cabinet Control board i After installation and before first operation perform a commissioning test of the installation making use of safe stop Moreover perform the test after each modification of the installation 22 MG11AHO02 VLT is a registered Danfoss trademark Installation 2 4 5 9 Mechanical Brake Control In hoisting lowering applications it is necessary to be able to control an electro mechanical brake Control the brake using any relay
126. roper positions e Check that the unit is mounted solidly or that shock mounts are used as necessary Check for an unusual amount of vibration MG11AH02 VLT is a registered Danfoss trademark 25 Start Up and Functional Tes 3 2 Applying Power to the Frequency Converter AWARNING HIGH VOLTAGE Frequency converters contain high voltage when connected to AC mains Installation start up and maintenance should be performed by qualified personnel only Failure to comply could result in death or serious injury AWARNING UNINTENDED START When the frequency converter is connected to AC mains the motor may start at any time The frequency converter motor and any driven equipment must be in operational readiness Failure to comply could result in death serious injury equipment or property damage 1 Confirm the input voltage is balanced within 396 If not correct input voltage imbalance before proceeding Repeat this procedure after the voltage correction 2 Ensure that optional equipment wiring if present matches the installation application 3 Ensure that all operator devices are in the OFF position Panel doors should be closed or cover mounted 4 Apply power to the unit DO NOT start the frequency converter at this time For units with a disconnect switch turn to the ON position to apply power to the frequency converter NOTE If t
127. s 150 97 0 150 7Z 0 ewo oul 2 0 1euu104 9q 12 0 aul pue 1eq 0 0 s um3 s yoo 21 2 e3 xeW indino Zp jeulwual 25 9 aes UIW andino zr 6414 Leg indino Zp jeutuJe 0S 9 1ndino Boleuv 11 O p ds ButuieM S r Kouenbaj4 Bu u31IAS LO vL VIN V uoneidepy 10 0W 2neujoiny 6z L DDNOS 1015 1 1 6 L uon olq ewy 4010 06 L s um3 s 1010W APY 01 O Ipi u p 1 D MG11AHO02 VLT is a registered Danfoss trademark 38 ZH moq p ds dul 78 1 Wdy wo1 peeds 98 1 ue Duuu 6 1 ZH 1utod ubisaq 1e p ds 98 22 Wdt 1utoq uftsa 1e peeds sg zz ZH MO 4 ON 1e p ds 78 22 dn 1 s om 1 MOd MO 02 22 suon und duing 17 6 uonpoaJiq p ds 1030W OL 7 s nsuae eeu enbiJo 0 L dn jas ssed g oyny lwas 9 7 Aejaq 1106 u yo1g 29 22 uonounj xpeqpee4 02 02 DutuieM LS v MOT Eqp Du 9s p Aejay uon un4 Or S indy jeut6iq 62 Ieuluu 1 S indy jeybiq zz Ieuluu l ZL S 9pow 6c 24101 1 ZO S poW LZ Ieuluu L0 S oul ung unululw ZZ cc VLT HVAC Drive Operating Instructions 51 U M Q eAJ 1u 9 7Z uon olq P D HOUS S ZZ fejeg HAS LC s nsuos ejeu enbJo 0 L suol oun Jossaidwo gt zr D Hess Buja 6 1 s nsue eeu nbio 0 L p ds 1e MOL 06 22 1utog uDiseqg 3e 1 68
128. s No Description Warning Alarm Trip Alarm Trip Lock Parameter Reference 50 AMAcalibraion failed X 51__ AMA check Urn andien gt s2 AMAlowhmn gt s AMAmotortoobg o x sa x ss AMA Parameter out ofrange x s AMAinterupted byuser T T x s jamun 6 TE x s AMAintermal faut E S x 4 s x e memimebk 4 62 Output Frequency at Maimumuimit X C X 65 66 Heat sink Temperaturelow _ X 67 Option Configuration has Changed x e Pwcadtemp L x x 7 ega FC configuration x 1 n TCisiesp 0 EES 4 m omges gt B safe Stop Autofetat O X 4 77 Reduced Power Mode EE so Drive iniaized to Derva o x 91 Analog input 54 wrong settings Vy l E 250 New spare parts X Table 8 1 Alarm Warning Code List X Dependent on parameter Cannot be Auto reset via 14 20 Reset Mode The warning alarm information below defines each WARNING 1 10 Volts low warning alarm condition provides the probable cause for The control card voltage is below 10 V from terminal 50 the condition and details a remedy or troubleshooting Remove some of the load from terminal 50 as the 10 V procedure supply is overloaded Max 15 mA or minimum 590 Q MG11AH02 VLT is a registered Danfoss trademark 55 Warnings and Alarms This condition c
129. sponse to a critical level the frequency converter can adjust the switching frequency and or change the switching pattern in order to ensure the performance of the frequency converter MG11AH02 VLT is a registered Danfoss trademark 75 Specifications VLT HVAC Drive Operating Instructions 10 3 Fuse Tables 10 3 1 Branch Circuit Protection Fuses For compliance with IEC EN 61800 5 1 electrical standards the following fuses are recommended Frequency converter 200 240 V T2 380 480 V T4 Voltage Maximum fuse size Type type gG type gG type gG type gG type gG type gG type gG type gG type gG type gG type gG type aR type aR type gG type gG type gG type 9G 7K5 35A 380 500 11K 15K 63A 380 500 37K 100A 380 500 45K 125A 380 500 55K 160A 380 500 75K 250A 380 500 90K 250A 380 500 1 Max fuses see national international regulations for selecting an applicable fuse size Table 10 7 EN50178 fuses 200 V to 480 V 76 MG11AH02 VLT is a registered Danfoss trademark type gG type gG type gG type gG type gG type gG type gG type aR type aR Specifications VLT HVAC Drive Operating Instructions 10 3 2 UL and cUL Branch Circuit Protection Fuses For compliance with UL and cUL electrical standards the following fuses or UL cUL approved substitutions are required Maximum fuse ratings are listed Frequency Ferraz Ferraz yen Bussmann Bu
130. ssmann Bussmann SIBA Littel fuse SL smt shawmut 200 240 V 1K5 KTN R15 JKS 15 JJN 15 5017906 015 KLN R15 ATM R15 A2K 15R 380 480 V 525 600 V 11K KTS R40 JKS 40 JJS 40 5014006 040 KLS R40 A6K 40R Table 10 8 UL fuses 200 240 V and 380 600 V 10 3 3 Substitute Fuses for 240 V Original fuse KTN FWX KLNR L50S A2KR A25X Manufacturer Substitute fuses MG11AH02 VLT is a registered Danfoss trademark 77 Specifications VLT HVAC Drive Operating Instructions 10 4 Connection Tightening Torques Power kW Torque Nm Enclo 380 480 500 pe 200 240V v 525 600V 525 690V connecti Brake Earth Relay on A2 0 6 A3 0 6 A4 0 6 A5 0 6 B1 0 6 B2 0 6 0 6 B3 0 6 B4 j 0 6 Table 10 9 Tightening of Terminals D For different cable dimensions x y where x lt 95mm and y 2 95mm 78 MG11AHO02 VLT is a registered Danfoss trademark Index VLT HVAC Drive Operating Instructions Index Control Cables Cardi ceci Card Performance Card 10V DC Output 74 Card 24V DC Output 74 Card RS 485 Serial Communication 73 Card USB Serial Communication we 75 cie aO dn 74 Kl EI System Terminals Wire Vd BE Cooling Welte E 9 Clearance u waq S aaa P ase 25 Copying Parameter
131. t has been cleared ALARM 94 End of curve Feedback is lower than the set point This may indicate leakage in the system 22 50 End of Curve Function is set for alarm Troubleshoot the system and reset the frequency converter after the fault has been cleared ALARM 95 Broken belt Torque is belovv the torque level set for no oad indicating a broken belt 22 60 Broken Belt Function is set for alarm Troubleshoot the system and reset the frequency converter after the fault has been cleared ALARM 96 Start delayed Motor start has been delayed due to short cycle protection 22 76 Interval between Starts is enabled Troubleshoot the system and reset the frequency converter after the fault has been cleared WARNING 97 Stop delayed Stopping the motor has been delayed due to short cycle protection 22 76 Interval between Starts is enabled Troubleshoot the system and reset the frequency converter after the fault has been cleared 60 MG11AH02 VLT is a registered Danfoss trademark Warnings and Alarms VLT HVAC Drive Operating Instructions WARNING 98 Clock fault Time is not set or the RTC clock has failed Reset the clock in 0 70 Date and Time WARNING 200 Fire mode This indicates the frequency converter is operating in fire mode The warning clears when fire mode is removed See the fire mode data in the alarm log WARNING 201 Fire mode was active This indicates the frequency converter had entered fire mode Cycle power
132. t within the specified range in 4 11 Motor Speed Low Limit RPM and 4 13 Motor Speed High Limit RPM the frequency converter shows a warning When the speed is below the specified limit in 1 86 Trip Speed Low RPM except when starting or stopping the frequency converter will trip ALARM 50 AMA calibration failed Contact your Danfoss supplier or Danfoss Service Department ALARM 51 AMA check Unom and Inom The settings for motor voltage motor current and motor power are wrong Check the settings in parameters 1 20 to 1 25 ALARM 52 AMA low Inom The motor current is too low Check the settings ALARM 53 AMA motor too big The motor is too big for the AMA to operate ALARM 54 AMA motor too small The motor is too small for the AMA to operate MG11AH02 VLT is a registered Danfoss trademark 59 Warnings and Alarms ALARM 55 AMA Parameter out of range The parameter values of the motor are outside of the acceptable range AMA will not run 56 ALARM AMA interrupted by user The user has interrupted the AMA ALARM 57 AMA internal fault Try to restart AMA again Repeated restarts may over heat the motor ALARM 58 AMA internal fault Contact your Danfoss supplier WARNING 59 Current limit The current is higher than the value in 4 18 Current Limit Ensure that Motor data in parameters 1 20 through 1 25 are set correctly Possibly increase the current limit Be sure that the system can operate safely at a hig
133. ted To avoid electrical hazards remove AC mains from the frequency converter before doing any service or repair and wait the amount of time specified in Table 1 1 Failure to wait the specified time after power has been removed before doing service or repair on the unit could result in death or serious injury VLT HVAC Drive Operating Instructions Voltage V Minimum waiting time minutes 5 200 240 5 5 37kW 380 480 11 75kW 525 600 11 75kW 525 690 11 75 kW High voltage may be present even when the warning LEDs are off Discharge Time Symbols The following symbols are used in this manual AWARNING Indicates a potentially hazardous situation which if not avoided could result in death or serious injury ACAUTION Indicates a potentially hazardous situation which if not avoided may result in minor or moderate injury It may also be used to alert against unsafe practices CAUTION Indicates a situation that may result in equipment or property damage only accidents NOTE Indicates highlighted information that should be regarded with attention to avoid mistakes or operate equipment at less than optimal performance Approvals 0 C MG11AH02 VLT is a registered Danfoss trademark Safety VLT HVAC Drive Operating Instructions MG11AHO02 VLT is a registered Danfoss trademark Contents VLT HVAC Drive Operating Instructions Contents 1 Introduction
134. temp The thermistor might be disconnected Select whether the frequency converter gives a warning or an alarm in 1 90 Motor Thermal Protection Troubleshooting Check for motor overheating Check if the motor is mechanically overloaded When using terminal 53 or 54 check that the thermistor is connected correctly between either terminal 53 or 54 analog voltage input and terminal 50 10 V supply and that the terminal switch for 53 or 54 is set for voltage Check 1 93 Thermistor Source selects terminal 53 or 54 When using digital inputs 18 or 19 check that the thermistor is connected correctly between either terminal 18 or 19 digital input PNP only and terminal 50 Check 1 93 Thermistor Source selects terminal 18 or 19 WARNING ALARM 12 Torque limit The torque has exceeded the value in 4 16 Torque Limit Motor Mode or the value in 4 17 Torque Limit Generator Mode 14 25 Trip Delay at Torque Limit can change this from a warning only condition to a warning followed by an alarm Troubleshooting If the motor torque limit is exceeded during ramp up extend the ramp up time If the generator torque limit is exceeded during ramp down extend the ramp down time If torque limit occurs while running possibly increase the torque limit Be sure the system can operate safely at a higher torque Check the application for excessive current draw on the motor WARNING ALARM 13 Over current The inverter peak current limit ap
135. the function set up Allows access to all programming parameters e Press twice to access top level index e Press once to return to the last location accessed e Press and hold to enter a parameter number for direct access to that parameter Displays a list of current warnings the last 10 alarms and the maintenance log For details about the frequency converter before it entered the alarm mode select the alarm number using the navigation keys and press OK 31 User Interface 4 1 4 Navigation Keys Navigation keys are used for programming functions and moving the display cursor The navigation keys also provide speed control in local hand operation Three frequency converter status indicator lights are also located in this area p VLT HVAC Drive Operating Instructions 4 1 5 Operation Keys Operation keys are found at the bottom of the LCP 130BP046 10 130BT117 10 Warm Alarm Key Function Back Reverts to the previous step or list in the menu structure Cancel Cancels the last change or command as long as the display mode has not changed Info Press for a definition of the function being displayed Navigation Use the four navigation arrows to move between Keys items in the menu OK Use to access parameter groups or to enable a choice Light Indicator Function Green The ON light activates when the frequency con
136. ting Instructions Increase current limit in 4 18 Current Limit Increase torque limit in 4 16 Torque Limit Motor 3 9 Acoustic Noise or Vibration Mode If deceleration problems were encountered If warnings or alarms occur see 8 Warnings and Alarms Check that motor data is entered correctly Increase the ramp down time in 3 42 Ramp 1 Ramp Down Time Enable overvoltage control in 2 17 Over voltage Control NOTE The OVC algorithm does not work when using PM motors See 8 4 Warning and Alarm Definitions for resetting the frequency converter after a trip NOTE 3 1 Pre start through 3 7 Local control Test in this chapter concludes the procedures for applying power to the frequency converter basic programming set up and functional testing 3 8 System Start Up The procedure in this section requires user wiring and application programming to be completed 6 Application Set Up Examples is intended to help with this task Other aids to application set up are listed in 1 2 Additional Resources The following procedure is recommended after application set up by the user is completed ACAUTION MOTOR START Ensure that the motor system and any attached equipment is ready for start It is the responsibility of the user to ensure safe operation under any condition Failure to do so could result in personal injury or equipment damage 1 Press Auto On 2 Ensure that external control funct
137. uctions Earth ground wire of at least 10 mm2 Two separate earth ground wires both complying with the dimensioning rules See EN 60364 5 54 8 543 7 for further information Using RCDs Where residual current devices RCDs also known as earth leakage circuit breakers ELCBs are used comply with the following Use RCDs of type B only which are capable of detecting AC and DC currents Use RCDs with an inrush delay to prevent faults due to transient earth currents Dimension RCDs according to the system configu ration and environmental considerations 2 4 2 2 Grounding Using Shielded Cable Earthing grounding clamps are provided for motor wiring see lllustration 2 8 130BA266 10 Illustration 2 8 Grounding with Shielded Cable 14 MG11AH02 VLT is a registered Danfoss trademark Installation VLT HVAC Drive Operating Instructions 2 4 3 Motor Connection AWARNING INDUCED VOLTAGE Run output motor cables from multiple frequency converters separately Induced voltage from output motor cables run together can charge equipment capacitors even with the equipment turned off and locked out Failure to run output motor cables separately could result in death or serious injury 130BA266 10 For maximum wire sizes see 10 1 Power dependent Specifications Comply with local and national electrical codes for cable sizes Illustration 2 9 Motor Mains and Earth Wiring for A
138. uluH 1 abeyon MOT 1 1 0 X 2414 11 06 1ndul Bojeuy O1 Z au tS euw 1uejsuo SUI Ja S Puru qp 3 J ti YBIH ys eura nlPA qp 1 J t MOT tS uan ubiH ps eure L 1u uno MOJ tS JeuiuJa 9beyoA ps 6 4 9beyoA MOT tS jeuruJa Fe 1ndul 6ojeuy O1 Z au Ee euiuJo 1uejsuo SUI Ja S 1 qp 3 J ti ubiH 65 eura nlPA qp 41 J t MOT EG uan ubiH es euius L 1u8JJn MOJ Ee fEUlUM L 9beyoA Ce 64 9beyoA MOT es jeuruJa L Ce 1ndu 6ojeuy UONIUNY 1no ulll 0J97 BAI epo uon un4 1noauJl 0J37 A OUI 1nOo9UJl OJ9Z BAIT 3pow 1 5oleuy 1no u bojeuy 1 5 4 MOWIL 9 OEX IMO sind 10 300 sng 9 0 X INO sind 3eseJg 11 6z4 INO sind 033005 sng ect INO sind jesald 1109 28 INO sind 1onuo2 sng ZZ 1 sind Ionuo2 sng Aejay 3 211610 pajouo sng Aejag 12euuo2ay de suondo 9 0 Xi xeW indino sind lqeueA andino sind 9 0 X euru 1 6Z xeyy indino sind e qeueA indino es ng 62 Jeur b li Xew 1ndino sind ejqeueA andino sind ZZ euru yndino sind EEN 1Uu amp 1suo Ja s nd anjeA YBIH EE WHE 9n eA qp 41 J9d MO EE al Aduanbas4 YyBIH ce WAL MO WAL 628 JULYSUOD SWI Ja s nd anjeA qp 41 J ti YBIH 62 WHEL
139. verter receives power from mains voltage a DC bus terminal or an external 24 V supply Yellow When warning conditions are met the yellow WARN light comes on and text appears in the display area identifying the problem Red A fault condition causes the red alarm light to flash and an alarm text is displayed Key Function Hand On Press to start the frequency converter in local control e Use the navigation keys to control frequency converter speed e An external stop signal by control input or serial communication overrides the local hand on Off Stops the motor but does not remove power to the frequency converter Auto On Puts the system in remote operational mode e Responds to an external start command by control terminals or serial communication e Speed reference is from an external source Reset Resets the frequency converter manually after a fault has been cleared 4 2 BackUp and Copying Parameter Settings Programming data is stored internally in the frequency converter The data can be uploaded into the LCP memory as a storage back up Once stored in the LCP the data can be downloaded back into the frequency converter Data can also be downloaded into other frequency converters by connecting the LCP into those units and downloading the stored settings This is a quick way to program multiple units with the same settings Initialisation of the

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