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VLT® Refrigeration Drive Design Guide

MG16G102

MAKING MODERN LIVING POSSIBLE

Design Guide

VLT

Refrigeration Drive

www.danfoss.com/drives

*MG16G102*

130R0385

MG16G102

Rev. 2012-03-02

Summary of Contents for VLT

Page 1: ...VLT Refrigeration Drive Design Guide MG16G102 MAKING MODERN LIVING POSSIBLE D Design Guide VLTp Refrigeration Drive www danfoss com drives MG16G102 130R0385 MG16G102 Rev 2012 03 02...

Page 2: ...Requirements 26 2 9 7 Immunity Requirements 29 2 10 Galvanic isolation PELV 31 2 10 1 PELV Protective Extra Low Voltage 31 2 11 Earth Leakage Current 32 2 12 Extreme Running Conditions 33 3 Drive Sel...

Page 3: ...82 6 1 3 Potentiometer Reference 83 6 1 4 Automatic Motor Adaptation AMA 83 6 1 5 Smart Logic Control 83 6 1 6 Smart Logic Control Programming 83 6 1 7 SLC Application Example 84 7 RS 485 Installation...

Page 4: ...ntrol the Frequency Converter 97 7 6 10 Function Codes Supported by Modbus RTU 97 7 6 11 Modbus Exception Codes 97 7 7 How to Access Parameters 97 7 7 1 Parameter Handling 97 7 7 2 Storage of Data 97...

Page 5: ...Alarm Words 127 8 6 2 Warning Words 128 8 6 3 Extended Status Words 129 8 6 4 Warning Alarm List 130 Index 133 Contents VLT Refrigeration Drive Design Guide 4 MG16G102 VLT is a registered Danfoss trad...

Page 6: ...even if advised of the possibility of such damages In particular Danfoss is not responsible for any costs including but not limited to those incurred as a result of lost profits or revenue loss or da...

Page 7: ...nchronous Motor Speed ns Torque limit TLIM Volts V The maximum output current IVLT MAX The rated output current supplied by the frequency converter IVLT N Table 1 3 1 1 7 Definitions Drive IDRIVE MAX...

Page 8: ...ip between the reference input at 100 full scale value typically 10 V 20mA and the resulting reference The maximum reference value set in 3 03 Maximum Reference RefMIN Determines the relationship betw...

Page 9: ...emperature etc by adjusting the output frequency to match the varying load RCD Residual Current Device Set up You can save parameter settings in four Set ups Change between the four parameter Set ups...

Page 10: ...onous Vector Modulation See 14 00 Switching Pattern 1 1 8 Power Factor The power factor is the relation between I1 and IRMS Power factor 3 U I1 COS 3 U IRMS The power factor for 3 phase control I1 cos...

Page 11: ...has been disconnected and that the necessary time has passed before removing motor and mains plugs 7 Note that the frequency converter has more voltage inputs than L1 L2 and L3 when load sharing linki...

Page 12: ...etic compatibility means that the mutual interference between different components appliances does not affect the way the appliances work The EMC directive came into effect January 1 1996 Danfoss CE l...

Page 13: ...14 2 3 Air Humidity The frequency converter has been designed to meet the IEC EN 60068 2 3 standard EN 50178 pkt 9 4 2 2 at 50 C 2 4 Aggressive Environments A frequency converter contains a large numb...

Page 14: ...requirements that exist for units mounted on the walls and floors of production premises as well as in panels bolted to walls or floors IEC EN 60068 2 6 Vibration sinusoidal 1970 IEC EN 60068 2 64 Vib...

Page 15: ...on 2 1 Diagram Showing all Electrical Terminals Terminal 37 Present for Units with Safe Stop Function Only Introduction VLT Refrigeration Drive Design Guide 14 MG16G102 VLT is a registered Danfoss tra...

Page 16: ...DC voltage supply must be interruptible by an EN954 1 Category 3 circuit interrupt device If the interrupt device and the frequency converter are placed in the same installation panel use an unscreen...

Page 17: ...Essential Aspects of an Installation to Achieve a Stopping Category 0 EN 60204 1 with Safety Category 3 EN 954 1 Introduction VLT Refrigeration Drive Design Guide 16 MG16G102 VLT is a registered Danfo...

Page 18: ...gs May Be Obtained in Typical Applications 2 7 3 Example of Energy Savings As can be seen from the figure the laws of propor tionality the flow is controlled by changing the RPM By reducing the speed...

Page 19: ...o i e 60 As the graph shows more than 50 energy savings can be achieved in typical applications Illustration 2 7 The Three Common Energy Saving Systems Illustration 2 8 Discharge dampers reduce power...

Page 20: ...ed of the fan or pump to new flow or pressure conditions in the system Simple control of process Flow Level or Pressure utilizing the built in PID control 2 7 7 Cos Compensation Generally speaking the...

Page 21: ...Open loop The resulting reference from the reference handling system or the local reference is received and fed through the ramp limitation and speed limitation before being sent to the motor control...

Page 22: ...controller allows the frequency converter to become an integral part of the controlled system The receives a feedback signal from a sensor in the system It then compares this feedback to a set point...

Page 23: ...elow their respective setpoints while 13 Multi Setpoint Min attempts to keep all zones at or above their respective setpoints Example A two zone two setpoint application Zone 1 setpoint is 15 bar and...

Page 24: ...or the serial communications bus The reference can also be supplied externally most commonly from an analog input This external source is selected by one of the 3 Reference Source parameters 3 15 Refe...

Page 25: ...ter is 10 to 50 Hz 1 Start Stop via switch connected between terminals 12 24 V and 18 2 Temperature reference via a potentiometer 5 to 35 C 0 to 10 V connected to terminals 50 10 V 53 input and 55 com...

Page 26: ...ence to attempt to cause oscillation Next increase the PID Integral Time until the feedback signal stabilizes Then increase of the Integral Time by 15 50 4 20 95 PID Differentiation Time should only b...

Page 27: ...e of the frequency converter Four categories are defined in the EMC product standard The definitions of the 4 categories together with the requirements for mains supply voltage conducted emissions are...

Page 28: ...IEC 61000 6 3 Emission standard for residential commercial and light industrial environments Class B Second environment industrial environment EN IEC 61000 6 4 Emission standard for industrial enviro...

Page 29: ...600 V T6 Table 2 11 EMC Test Results Emission HX H1 H2 or H3 is defined in the type code pos 16 17 for EMC filters HX No EMC filters built in the frequency converter 600 V units only H1 Integrated EM...

Page 30: ...e distribution network operator Compliance with various system level guidelines The harmonic current data in the table are given in accordance with IEC EN61000 3 12 with reference to the Power Drive S...

Page 31: ...4 kV 2 1 10 VRMS Control wires 2 kV CM 2 kV 2 1 10 VRMS Standard bus 2 kV CM 2 kV 2 1 10 VRMS Relay wires 2 kV CM 2 kV 2 1 10 VRMS Application and Fieldbus options 2 kV CM 2 kV 2 1 10 VRMS LCP cable 2...

Page 32: ...Class A2 H3 Integrated EMC filter Fulfil class A1 B Frame size A1 only H4 Integrated EMC filter Fulfil class A1 2 10 Galvanic isolation PELV 2 10 1 PELV Protective Extra Low Voltage PELV offers prote...

Page 33: ...rding protective earthing of equipment with a leakage current 3 5 mA Frequency converter technology implies high frequency switching at high power This will generate a leakage current in the earth con...

Page 34: ...load drives the motor at constant output frequency from the frequency converter ie the load generates energy 2 During deceleration ramp down if the moment of inertia is high the friction is low and th...

Page 35: ...lculated temperature is visible as a read out parameter in 16 18 Motor Thermal in the frequency converter The thermistor cut out value is 3 k Integrate a thermistor PTC sensor in the motor for winding...

Page 36: ...r being overloaded independent of the speed With the ETR the motor is protected for being over heated and there is no need for any further motor protection That means when the motor is heated up the E...

Page 37: ...r blind cover in the extended LCP frame Connect power to the frequency converter Set up the input output functions in the corresponding parameters as mentioned in For B1 B2 C1 and C2 enclosures Remove...

Page 38: ...lished Illustration 3 4 Principle Diagram 3 1 3 Digital Inputs Terminal X30 1 4 Parameters for set up 5 16 5 17 and 5 18 Number of digital inputs Voltage level Voltage levels Tolerance Max Input imped...

Page 39: ...Max terminal load AC 1 1 Resistive load 240 V AC 2A Max terminal load AC 15 1 Inductive load cos 0 4 240 V AC 0 2 A Max terminal load DC 1 1 Resistive load 24 V DC 1 A Max terminal load DC 13 1 Induc...

Page 40: ...3 B3 A5 B1 B2 B4 C1 C2 C3 C4 1 IMPORTANT The label MUST be placed on the LCP frame as shown UL approved Table 3 5 Drive Selection VLT Refrigeration Drive Design Guide MG16G102 VLT is a registered Danf...

Page 41: ...lay terminals must be disconnected Do not mix live parts with control signals PELV Select the relay functions in 5 40 Function Relay 6 8 5 41 On Delay Relay 6 8 and 5 42 Off Delay Relay 6 8 NOTE Index...

Page 42: ...Max cable length 75 m Input capacitance load 10 uF Power up delay 0 6 s Table 3 6 External 24 V DC supply specification The inputs are protected Terminal numbers Terminal 35 external 24 V DC supply T...

Page 43: ...ed PID controllers with I Os for set point inputs transmitter sensor inputs and outputs for actuators Illustration 3 12 Principle diagram for Analog I O mounted in frequency converter Analog I O confi...

Page 44: ...are used for temperature sensors it is possible to read out feedback value in both C and F When operating with temperature sensors maximum cable length to connect sensors is 80 m non screened non twi...

Page 45: ...efrigeration Drive controls RC8AC402 3 1 12 Maximum Cable Lengths Refer to Data Communication Installation Guide RC8AC602 3 1 13 How to Install Option in Frequency Converter Items required to install...

Page 46: ...coupling plate the FC 103 top surface has pre drilled threaded holes for attaching the de coupling plate to the unit Illustration 3 15 Note for connection of screen refer to the graphic in 3 1 10 The...

Page 47: ...9 Not for US The LCP can be moved to the front of a cabinet by using the remote built in kit The enclosure is the IP66 The fastening screws must be tightened with a torque of max 1Nm Enclosure IP66 fr...

Page 48: ...Enclosure Kit IP 21 IP 41 top TYPE 1 is an optional enclosure element available for IP20 Compact units enclosure size A2 A3 B3 B4 and C3 C4 If the enclosure kit is used an IP20 unit is upgraded to co...

Page 49: ...If an A or B option is used the brim must be fitted to cover the top inlet Place the base part C at the bottom of the frequency converter and use the clamps from the accessory bag to correctly fasten...

Page 50: ...Mechanical Dimensions for details Table 3 13 Illustration 3 26 B3 Enclosure Illustration 3 27 B4 C3 C4 Enclosure A Top cover B Brim C Base part D Base cover E Screw s F Fan cover G Top clip Table 3 1...

Page 51: ...u dt ratio is reduced in comparison with the installation without filter Sine wave filters Sine wave filters are designed to let only low frequencies pass High frequencies are consequently shunted awa...

Page 52: ...ales number to be delivered to your local sales office Furthermore you can establish a project list with several products and send it to a Danfoss sales representative The Drive Configurator can be fo...

Page 53: ...Mains disconnect switch 1 With Mains disconnect switch IP55 only Adaptation 22 Reserved Adaptation 23 Reserved Software release 24 27 Actual software Software language 28 A options 29 30 AX No option...

Page 54: ...e C1 130B1048 Panel Through Mount Kit Enclosure frame size C2 130B1049 Type Description Ordering no Miscellaneous hardware I Terminal blocks Screw terminal blocks for replacing spring loaded terminals...

Page 55: ...an B4 Fan external 18 5 22 kW 130B3699 Fan B4 Fan external 22 30 kW 130B3701 Fan C1 Fan external frame size C1 130B3865 Fan C2 Fan external frame size C2 130B3867 Fan C3 Fan external frame size C3 130...

Page 56: ...0B2446 130B2411 17 A P4K0 5 kHz 120 Hz 130B2446 130B2411 17 A P5K5 P11K P11K 4 kHz 60 Hz 130B2447 130B2412 24 A P7K5 P15K P15K 4 kHz 60 Hz 130B2448 130B2413 38 A P18K P18K 4 kHz 60 Hz 130B2448 130B241...

Page 57: ...IP21 55 66 IP21 55 66 IP20 21 IP20 21 Top and bottom mounting holes B4 C3 C4 only Accessory bags containing necessary brackets screws and connectors are included with the frequency converter upon deli...

Page 58: ...9 521 631 Width mm Enclosure B 90 90 130 130 200 242 242 242 165 231 308 370 308 370 With one C option B 130 130 170 170 242 242 242 205 231 308 370 308 370 Back plate B 90 90 130 130 200 242 242 242...

Page 59: ...Centre hole to edge a 22 0 9 22 0 9 22 0 9 22 0 9 Centre hole to edge b 25 1 0 25 1 0 25 1 0 25 1 0 Hole diameter c 25 1 0 25 1 0 25 1 0 25 1 0 d 20 0 8 20 0 8 20 0 8 20 0 8 e 11 0 4 11 0 4 11 0 4 11...

Page 60: ...ke chopper For DC link connection Load sharing the connector 1 can be ordered separately Code no 130B1064 An eight pole connector is included in accessory bag for FCR 103 without Safe Stop Table 5 5 A...

Page 61: ...closure B3 B4 C1 C2 C3 C4 a b mm 200 200 200 225 200 225 Table 5 6 Air Passage for Different Enclosures 1 Drill holes in accordance with the measurements given 2 Provide screws suitable for the surfac...

Page 62: ...njury or equipment damage especially when installing large units CAUTION The frequency converter is cooled by means of air circulation To protect the unit from overheating it must be ensured that the...

Page 63: ...7 1 1 7 5 1 8 1 8 1 8 1 8 3 0 6 B1 5 5 11 11 18 5 1 8 1 8 1 5 1 5 3 0 6 B2 15 22 30 4 5 4 52 4 5 4 52 3 7 3 7 3 7 3 7 3 3 0 6 0 6 B3 5 5 11 11 18 5 1 8 1 8 1 8 1 8 3 0 6 B4 11 18 5 18 5 37 4 5 4 5 4 5...

Page 64: ...ntrol Cables Illustration 5 6 Diagram Showing all Electrical Terminals Terminal 37 Present for Units with Safe Stop Function only How to Install VLT Refrigeration Drive Design Guide MG16G102 VLT is a...

Page 65: ...ents Connect the motor cable screen to both the de coupling plate of the frequency converter and to the metal cabinet of the motor Make the screen connections with the largest possible surface area ca...

Page 66: ...uts Illustration 5 7 Cable entry holes for enclosure A5 The suggested use of the holes are purely recommendations and other solutions are possible Illustration 5 8 Cable entry holes for enclosure B1 T...

Page 67: ...e plate and plan where to place the entry for the glands or conduits Prepare holes in the marked area on the drawing NOTE The gland plate must be fitted to the frequency converter to ensure the specif...

Page 68: ...er current protection 4 18 Current Limit that can be used for upstream overload protection UL applications excluded Moreover fuses or Circuit Breakers can be used to provide the over current protectio...

Page 69: ...tion of 9 10 mm 2 Insert a screw driver1 in the rectangular hole 3 Insert the cable in the adjacent circular hole 4 Remove the screw driver The cable is now mounted to the terminal To remove the cable...

Page 70: ...t of the frequency converter 2 Connect terminals 18 and 27 to 24 V terminal 12 13 Default settings 18 start 27 stop inverse Illustration 5 22 Terminal 37 available with Safe Stop Function only How to...

Page 71: ...break the screen or insert a 100 nF capacitor between screen and chassis The digital and analog in and outputs must be connected separately to the frequency converter common inputs terminal 20 55 39...

Page 72: ...Illustration 5 25 5 3 Final Set Up and Test To test the set up and ensure that the frequency converter is running follow these steps Step 1 Locate the motor name plate The motor is either star Y or de...

Page 73: ...nstructions 2 Report Value in the Alarm Log shows the last measuring sequence carried out by the AMA before the frequency converter entered alarm mode This number along with the description of the ala...

Page 74: ...al 01 common Terminal 02 normal open 240 V AC Terminal 03 normal closed 240 V AC Relay 2 Terminal 04 common Terminal 05 normal open 400 V AC Terminal 06 normal closed 240 V AC Relay 1 and relay 2 are...

Page 75: ...phase The direction of motor rotation is changed by switching two motor phases Motor rotation check can be performed using 1 28 Motor Rotation Check and following the steps shown in the display Illust...

Page 76: ...frequency converter Make sure that the impedance from frequency converter to building ground is lower that the grounding impedance of the machine This can be difficult for pumps Make a direct earth co...

Page 77: ...ncy converter database Commissioning frequency converters on line Saving settings for all frequency converters Replacing a frequency converter in a network Expanding an existing network Future develop...

Page 78: ...in EN 61800 3 Second environment i e industrial networks or in an installation with its own transformer deviation from these guidelines is allowed but not recommended See also 2 9 1 General Aspects of...

Page 79: ...is not carried out according to the guideline and if unscreened cables and control wires are used some emission requirements are not complied with although the immunity requirements are fulfilled See...

Page 80: ...n the transfer impedance ZT The screen of a cable is normally designed to reduce the transfer of electric noise however a screen with a lower transfer impedance ZT value is more effective than a scree...

Page 81: ...and what to do if in doubt a Correct earthing Control cables and cables for serial communi cation must be fitted with cable clamps at both ends to ensure the best possible electrical contact b Wrong...

Page 82: ...appears a DC content may develop in the faulty current If RCD relays are used local regulations must be observed Relays must be suitable for protection of 3 phase equipment with a bridge rectifier and...

Page 83: ...Illustration 6 1 Terminal 37 Available only with Safe Stop Function 6 1 2 Pulse Start Stop Terminal 18 start stop 5 10 Terminal 18 Digital Input 9 Latched start Terminal 27 Stop 5 12 Terminal 27 Digit...

Page 84: ...ine wave filter while running a total AMA After completion of the AMA reinsert the Sine wave filter If motors are coupled in parallel use only reduced AMA if any Avoid running a complete AMA when usin...

Page 85: ...x reference speed 3 03 Maximum Reference Ex 60 Set preset reference 1 to second preset speed 3 10 Preset Reference 1 Ex 0 zero Set the timer 0 for constant running speed in 13 20 SL Controller Timer 0...

Page 86: ...Logic Control in 13 00 SL Controller Mode to ON Start stop command is applied on terminal 18 If stop signal is applied the frequency converter will ramp down and go into free mode Application Examples...

Page 87: ...It may be necessary to apply potential equalizing cables to maintain the same earth potential throughout the network partic ularly in installations with long cables To prevent impedance mismatch alwa...

Page 88: ...er to achieve interference free operation of the RS 485 network Relevant national and local regulations for example regarding protective earth connection must be observed The RS 485 communication cabl...

Page 89: ...ending on the type of telegram follows A data control byte BCC completes the telegram Illustration 7 6 7 3 3 Telegram Length LGE The telegram length is the number of data bytes plus the address byte A...

Page 90: ...ent output frequency from slave to master Illustration 7 7 Parameter block The parameter block is used to transfer parameters between master and slave The data block is made up of 12 bytes 6 words and...

Page 91: ...y be changed when the motor is turned off 82 There is no bus access to the defined parameter 83 Data change is not possible because factory setup is selected Table 7 7 7 3 8 Parameter Number PNU Bits...

Page 92: ...parameter are displayed in Factory Setting Parameter values are transferred as whole numbers only Conversion factors are therefore used to transfer decimals 4 12 Motor Speed Low Limit Hz has a conver...

Page 93: ...describes the process a controller uses to request access to another device This process includes how the Modbus RTU responds to requests from another device and how errors are detected and reported...

Page 94: ...it mode with each byte in a message containing 2 4 bit hexadecimal characters The format for each byte is shown in Table 7 12 Start bit Data byte Stop parity Stop Table 7 12 Format for each byte Codin...

Page 95: ...s a unique code into the data field of the response message This tells the master what kind of error occurred or the reason for the exception Please also refer to 7 6 10 Function Codes Supported by Mo...

Page 96: ...p No quick stop 06 Freeze freq No freeze freq 07 Ramp stop Start 08 No reset Reset 09 No jog Jog 10 Ramp 1 Ramp 2 11 Data not valid Data valid 12 Relay 1 off Relay 1 on 13 Relay 2 off Relay 2 on 14 Se...

Page 97: ...through 399 04000 04990 400 parameter group parameters 400 through 499 49000 49990 4900 parameter group parameters 4900 through 4999 50000 Input data Frequency converter control word register CTW 500...

Page 98: ...it is not configured and is being asked to return register values 2 Illegal data address The data address received in the query is not an allowable address for the server or slave More specifically th...

Page 99: ...8 1 Read Coil Status 01 HEX Description This function reads the ON OFF status of discrete outputs coils in the frequency converter Broadcast is never supported for reads Query The query message specif...

Page 100: ...ress LO 10 coil address 17 Quantity of Coils HI 00 Quantity of Coils LO 10 16 coils Byte Count 02 Force Data HI Coils 8 1 20 Force Data LO Coils 16 9 00 ref 2000 hex Error Check CRC Table 7 26 Respons...

Page 101: ...t Data HI 00 Preset Data LO 01 Error Check CRC Table 7 30 Response The normal response is an echo of the query returned after the register contents have been passed Field Name Example HEX Slave Addres...

Page 102: ...e Parameter Bit 01 Bit 00 1 3 10 Preset Reference 0 0 0 2 3 10 Preset Reference 1 0 1 3 3 10 Preset Reference 2 1 0 4 3 10 Preset Reference 3 1 1 Table 7 35 NOTE Make a selection in 8 56 Preset Refere...

Page 103: ...use or ignore the control word Bit 10 0 The control word is ignored Bit 10 1 The control word is used This function is relevant because the telegram always contains the control word regardless of the...

Page 104: ...06 No error triplock Bit 06 0 The frequency converter is not in fault mode Bit 06 1 The frequency converter is tripped and locked Bit 07 No warning warning Bit 07 0 There are no warnings Bit 07 1 A w...

Page 105: ...converter is lost or an internal communication problem has occurred 7 9 3 Bus Speed Reference Value Speed reference value is transmitted to the frequency converter in a relative value in The value is...

Page 106: ...Max input current Continuous 3x200 240 V A 5 9 6 8 9 5 11 3 15 0 Intermittent 3x200 240 V A 6 5 7 5 10 5 12 4 16 5 Additional specifications Estimated power loss at rated max load W 4 63 82 116 155 1...

Page 107: ...0 42 0 54 0 68 0 80 0 104 0 130 0 154 0 Intermittent 3x200 240 V A 24 2 30 8 46 2 59 4 74 8 88 0 114 0 143 0 169 0 Additional Specifications Estimated power loss at rated max load W 4 269 310 447 602...

Page 108: ...Max input current Continuous 3x380 440 V A 2 7 3 7 5 0 6 5 9 0 11 7 14 4 Intermittent 3x380 440 V A 3 0 4 1 5 5 7 2 9 9 12 9 15 8 Continuous 3x441 480 V A 2 7 3 1 4 3 5 7 7 4 9 9 13 0 Intermittent 3x4...

Page 109: ...V A 22 29 34 40 55 66 82 96 133 161 Intermittent 3x380 439 V A 24 2 31 9 37 4 44 60 5 72 6 90 2 106 146 177 Continuous 3x440 480 V A 19 25 31 36 47 59 73 95 118 145 Intermittent 3x440 480 V A 20 9 27...

Page 110: ...6 1 9 0 11 0 Max input current Continuous 3x525 600 V A 2 4 2 7 4 1 5 2 5 8 8 6 10 4 Intermittent 3x525 600 V A 2 7 3 0 4 5 5 7 6 4 9 5 11 5 Additional specifications Estim power loss at rated max loa...

Page 111: ...49 59 78 9 95 3 124 3 Intermittent 3x525 600 V A 19 23 28 36 43 54 65 87 105 137 Additional specifications Estim power loss at rated max load W 4 300 400 475 525 700 750 850 1100 1400 1500 IP21 IP55...

Page 112: ...160 160 160 Environment Estimated power loss at rated max load W 4 201 285 335 375 430 592 720 880 1200 1440 Weight IP21 kg 27 27 27 27 27 65 65 65 65 65 IP55 kg 27 27 27 27 27 65 65 65 65 65 Efficien...

Page 113: ...age 0 100 of supply voltage Output frequency 1 1 90 kW 0 1000 Hz Output frequency 110 250 kW 0 8001 Hz Switching on output Unlimited Ramp times 0 01 3600 s 1 Voltage and power dependent Torque charact...

Page 114: ...coil Typical contactors can be bought with this diode Analog inputs Number of analog inputs 2 Terminal number 53 54 Modes Voltage or current Mode select Switch S201 and switch S202 Voltage mode Switch...

Page 115: ...utput 10 nF Minimum output frequency at frequency output 0 Hz Maximum output frequency at frequency output 32 kHz Accuracy of frequency output Max error 0 1 of full scale Resolution of frequency outpu...

Page 116: ...m Torque control accuracy speed feedback max error 5 of rated torque All control characteristics are based on a 4 pole asynchronous motor Environment Enclosure IP201 Type 1 IP212 Type 1 IP55 Type 12 I...

Page 117: ...r 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...

Page 118: ...the range of 75 100 of the rated torque the efficiency of the motor is practically constant both when it is controlled by the and when it runs directly on mains In small motors the influence from the...

Page 119: ...h cable length 2 UPEAK DC link voltage x 1 9 DC link voltage Mains voltage x 1 35 3 dU dt 0 8 UPEAK Risetime Data are measured according to IEC 60034 17 Cable lengths are in metres Frequency converter...

Page 120: ...929 150 240 0 444 0 538 0 977 Table 8 15 Frequency converter P37K T2 Cable length m Mains voltage V Rise time sec Vpeak kV dU dt kV sec 30 240 0 300 0 598 1 593 100 240 0 536 0 566 0 843 150 240 0 776...

Page 121: ...150 400 0 400 0 980 2 000 Table 8 21 Frequency converter P15K T4 Cable length m Mains voltage V Rise time sec Vpeak kV dU dt kV sec 36 400 0 422 1 060 2 014 100 400 0 464 0 900 1 616 150 400 0 896 1 0...

Page 122: ...803 100 400 0 815 1 032 1 013 150 400 0 890 1 016 0 913 Table 8 27 Frequency converter P55K T4 Cable length m Mains voltage V Rise time sec Vpeak kV dU dt kV sec 10 400 0 350 0 932 2 130 Table 8 28 Fr...

Page 123: ...The capability to automatically reduce the output current extends the acceptable operating conditions even further 8 5 4 Derating for Low Air Pressure The cooling capability of air is decreased at low...

Page 124: ...front of the frequency converter and indicated by a code on the display A warning remains active until its cause is no longer present Under certain circumstances operation of the motor may still be c...

Page 125: ...Brake resistor short circuited X 26 Brake resistor power limit X X 2 13 27 Brake chopper short circuited X X 28 Brake check X X 2 15 29 Power board over temp X X X 30 Motor phase U missing X X X 4 58...

Page 126: ...rd TO Ctrl Word TO Catch Up 5 00000020 32 Over Current Over Current Feedback High 6 00000040 64 Torque Limit Torque Limit Feedback Low 7 00000080 128 Motor Th Over Motor Th Over Output Current High 8...

Page 127: ...d Extended Status Word 9 66The alarm words warning words and extended status words can be read out via serial bus or optional fieldbus for diagnosis See also par 16 90 16 92 and 16 94 Description of A...

Page 128: ...hopper fault 10000000 Earth fault DESAT 20000000 Drive initialised 40000000 Safe Stop A68 80000000 Table 8 37 16 90 Alarm Word Bit Hex Alarm Word 2 16 91 Alarm Word 2 00000001 00000002 Reserved 000000...

Page 129: ...80000000 Not used Table 8 39 16 92 Warning Word Bit Hex Warning Word 2 16 93 Warning Word 2 00000001 00000002 00000004 Clock Failure 00000008 Reserved 00000010 Reserved 00000020 00000040 00000080 End...

Page 130: ...00 Reserved 40000000 Reserved 80000000 Reserved Table 8 41 Extended Status Word 16 94 Ext Status Word Bit Hex Extended Status Word 2 16 95 Ext Status Word 2 00000001 Off 00000002 Hand Auto 00000004 No...

Page 131: ...n the unit To check whether the supply voltage matches the frequency converter see 8 1 General Specifications WARNING ALARM 9 Inverter overloaded The frequency converter is about to cut out because of...

Page 132: ...r is still able to run but since the brake transistor has short circuited substantial power is transmitted to the brake resistor even if it is inactive Turn off the frequency converter and remove the...

Page 133: ...NG ALARM TRIP 65 Control Card Over Temperature Control card over temperature The cut out temperature of the control card is 80 C WARNING 66 Heatsink Temperature Low The heat sink temperature is measur...

Page 134: ...ontrol Cable Terminals 68 Cables 77 64 70 63 70 Card USB Serial Communication 115 Structure Closed Loop 21 Structure Open Loop 20 Terminals 68 Word 101 Cooling Cooling 123 Conditions 60 Cos Compensati...

Page 135: ...dex IND 90 Installation At High Altitudes 10 Intermediate Circuit 33 117 118 130 IP 21 Type 1 Enclosure Kit 48 IP21 IP41 TYPE 1 Enclosure Kit 47 J Jog 6 102 K KTY Sensor 130 L Laws Of Proportionality...

Page 136: ...75 S Safe Stop 13 Stop Installation 15 Safety Category 3 EN 954 1 16 Earth Connection 77 Note 10 Regulations 10 Requirements Of Mechanical Installation 61 Save Drive Settings 76 Screened armoured 70...

Page 137: ...T 123 Control Of Flow And Pressure 19 Varying Flow Over 1 Year 18 Vibration And Shock 13 Voltage Level 112 VVCplus 9 W Warning Against Unintended Start 10 Words 128 What Is CE Conformity And Labelling...

Page 138: ...VLT Refrigeration Drive Design Guide MG16G102 MAKING MODERN LIVING POSSIBLE D Design Guide VLTp Refrigeration Drive www danfoss com drives MG16G102 130R0385 MG16G102 Rev 2012 03 02...

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