Danfoss VLT FC 102 Operating Instructions Manual
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Danfoss VLT FC 102 Operating Instructions Manual

Danfoss VLT FC 102 Operating Instructions Manual

1.1-90 kw hvac drive
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Download this manual See also: Programming Manual, Operating Instructions Manual
MAKING MODERN LIVING POSSIBLE
Operating Instructions
®
VLT
HVAC Drive FC 102
1.1-90 kW
www.danfoss.com/drives

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  • Page 1 MAKING MODERN LIVING POSSIBLE Operating Instructions ® HVAC Drive FC 102 1.1-90 kW www.danfoss.com/drives...

  • Page 3: Table Of Contents

    ® Contents HVAC Drive Operating Instructions Contents 1 Introduction 1.1 Purpose of the Manual 1.2 Additional Resources 1.3 Document and Software Version 1.4 Intended Use 1.5 Block Diagram of the Frequency Converter 1.6 Enclosure Types and Power Ratings 1.7 Approvals and Certifications 1.8 Disposal Instruction 2 Safety 2.1 Safety Symbols...
  • Page 4 ® Contents HVAC Drive Operating Instructions 5.3 Local Control Panel Operation 5.4 Basic Programming 5.4.1 Commissioning with SmartStart 5.4.2 Commissioning via [Main Menu] 5.4.3 Asynchronous Motor Setup 5.4.4 Permanent Magnet Motor Setup 5.4.5 Automatic Energy Optimization (AEO) 5.4.6 Automatic Motor Adaptation (AMA) 5.5 Checking Motor Rotation 5.6 Local-control Test 5.7 System Start-up...

  • Page 5: Introduction

    Supplementary publications and manuals are available from Danfoss. See www.danfoss.com/BusinessAreas/DrivesSo- lutions/Documentations/VLT+Technical+Documentation.htm for listings. Disclosure, duplication and sale of this document, as well as communication of its content, are prohibited unless explicitly permitted.

  • Page 6: Block Diagram Of The Frequency Converter

    Table 1.3 Approvals and Certifications circuit voltage More approvals and certifications are available. Contact • Prove line transient protection local Danfoss partner. The T7 (525-690 V) frequency • Reduce RMS current converters are not certified for UL. DC reactors •...

  • Page 7: Safety

    Safety ® HVAC Drive Operating Instructions 2 Safety WARNING 2.1 Safety Symbols UNINTENDED START! When the frequency converter is connected to AC mains, The following symbols are used in this document. the motor may start at any time. The frequency converter, motor, and any driven equipment must be in WARNING operational readiness.
  • Page 8 Safety ® HVAC Drive Operating Instructions WARNING EQUIPMENT HAZARD! Rotating shafts and electrical equipment can be hazardous. All electrical work must conform to national and local electrical codes. Installation, start-up, and maintenance are performed only by trained and qualified personnel. Failure to follow these guidelines could result in death or serious injury.

  • Page 9: Mechanical Installation

    Serial number information on the nameplate correspond to the order confirmation. Table 3.1 Legend to Illustration 3.1 HVAC Drive NOTICE www.danfoss.com Do not remove the nameplate from the T/C: FC-102P3K0T4Z55H1UGCXXXSXXXXAXBXCXXXXDX P/N: 131U3930 S/N: 010102G290 frequency converter (loss of warranty). 3.0kW(400V) / 4.0HP(460V) 3.1.2 Storage...
  • Page 10 Mechanical Installation ® HVAC Drive Operating Instructions 3.1.3 Product Overview Illustration 3.2 Exploded View Enclosure Type A, IP20 Local control panel (LCP) Motor output terminals 96 (U), 97 (V), 98 (W) RS-485 serial bus connector (+68, -69) Relay 2 (01, 02, 03) Analog I/O connector Relay 1 (04, 05, 06) LCP input plug...
  • Page 11 Mechanical Installation ® HVAC Drive Operating Instructions FAN MOUNTING Illustration 3.3 Exploded View Enclosure Types B and C, IP55 and IP66 Local control panel (LCP) Relay 2 (04, 05, 06) Cover Lifting ring RS-485 serial bus connector Mounting slot Digital I/O and 24 V power supply Grounding clamp (PE) Analog I/O connector Cable screen connector...

  • Page 12: Installation Environments

    Mechanical Installation ® HVAC Drive Operating Instructions 3.2 Installation Environments Enclosure A2-A5 B1-B4 C1, C3 C2, C4 a (mm) NOTICE Table 3.4 Minimum Airflow Clearance Requirements In environments with airborne liquids, particles, or corrosive gases, ensure that the IP/Type rating of the Lifting equipment matches the installation environment.

  • Page 13: Electrical Installation

    Electrical Installation ® HVAC Drive Operating Instructions 4 Electrical Installation 4.1 Safety Instructions 4.3 Grounding WARNING See 2 Safety for general safety instructions. LEAKAGE CURRENT HAZARD! Leakage currents are higher than 3.5 mA. It is the WARNING responsibility of the user or certified electrical installer to INDUCED VOLTAGE! ensure correct grounding of the equipment.

  • Page 14: Wiring Schematic

    A=Analog, D=Digital *Terminal 37 (optional) is used for Safe Torque Off. For Safe Torque Off installation instructions, refer to the Safe Torque Off ® Operating Instructions for Danfoss VLT Frequency Converters. **Do not connect cable screen. MG11AJ02 - Rev. 2013-07-31...
  • Page 15 Electrical Installation ® HVAC Drive Operating Instructions Illustration 4.2 EMC-correct Electrical Connection Shielded cable Frequency converter Motor, 3-phase and PE Output contactor Mains, 3-phase and reinforced PE Grounding rail (PE) Control wiring Cable insulation (stripped) Equalising min. 16 mm (0.025 in) Table 4.1 Legend to Illustration 4.2 NOTICE EMC INTERFERENCE!

  • Page 16: Access

    Electrical Installation ® HVAC Drive Operating Instructions 4.5 Access 4.6 Motor Connection • Remove cover with a screw driver (See Illustration 4.3) or by loosening attaching screws WARNING (See Illustration 4.4). INDUCED VOLTAGE! Induced voltage from output motor cables that run together can charge equipment capacitors even with the equipment turned off and locked out.

  • Page 17: Ac Mains Connection

    Electrical Installation ® HVAC Drive Operating Instructions Illustration 4.7 Motor, Mains and Ground Wiring for Enclosure Types A4 and A5 Illustration 4.5 Motor Connection Illustration 4.6, Illustration 4.7 and Illustration 4.8 represent mains input, motor, and grounding for basic frequency converters.

  • Page 18: Control Wiring

    Electrical Installation ® HVAC Drive Operating Instructions 4.8.1 Control Terminal Types Ground the cable in accordance with grounding instructions provided in 4.3 Grounding. Illustration 4.10 shows the removable frequency converter When supplied from an isolated mains source (IT connectors. Terminal functions and default settings are mains or floating delta) or TT/TN-S mains with a summarised in Table 4.3.

  • Page 19: Wiring To Control Terminals

    Electrical Installation ® HVAC Drive Operating Instructions Terminal description 68 (+) RS-485 Interface. A control card switch is 69 (-) provided for Default termination resistance. Terminal Parameter Setting Description Relays Digital Inputs/Outputs 01, 02, 03 5-40 [0] [0] Alarm Form C relay output. 12, 13 +24 V DC 24 V DC supply voltage.

  • Page 20: Enabling Motor Operation (Terminal 27)

    Illustration 4.13 Location of Terminals 53 and 54 Switches 4.8.5 Safe Torque Off (STO) To run Safe Torque Off, additional wiring for the frequency converter is required, refer to Safe Torque Off Operating ® Instructions for Danfoss VLT Frequency Converters for further information. MG11AJ02 - Rev. 2013-07-31...

  • Page 21: Rs-485 Serial Communication

    Electrical Installation ® HVAC Drive Operating Instructions 4.8.6 RS-485 Serial Communication Up to 32 nodes can be connected as a bus, or via drop cables from a common trunk line to 1 network segment. Repeaters can divide network segments. Each repeater functions as a node within the segment in which it is installed.

  • Page 22: Installation Check List

    Electrical Installation ® HVAC Drive Operating Instructions 4.9 Installation Check List Before completing installation of the unit, inspect the entire installation as detailed in Table 4.5. Check and mark the items when completed. ☑ Inspect for Description • Auxiliary equipment 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.

  • Page 23: Commissioning

    For commissioning via PC, install MCT 10 Set-up Software. The software is available for downloading at When the frequency converter is connected to AC mains, www.danfoss.com/BusinessAreas/DrivesSolutions/software- the motor may start at any time. The frequency download (basic version) or for ordering (advanced converter, motor, and any driven equipment must be in version, order number 130B1000).
  • Page 24 Commissioning ® HVAC Drive Operating Instructions 5.3.2 LCP Layout B. Display Menu Keys Menu keys are used for menu access for parameter set-up, toggling through status display modes during normal The LCP is divided into 4 functional groups (see operation, and viewing fault log data. Illustration 5.1).
  • Page 25 Commissioning ® HVAC Drive Operating Instructions 5.3.5 Changing Parameter Settings D. Operation Keys and Reset Operation keys are located at the bottom of the LCP. View Changes Function Quick Menu Q5 - Changes Made lists all parameters Hand On Starts the frequency converter in local changed from default settings.

  • Page 26: Basic Programming

    Commissioning ® HVAC Drive Operating Instructions 5.4.2 Commissioning via [Main Menu] Recommended Initialisation Procedure, via 14-22 Operation Mode Recommended parameter settings are intended for start- Press [Main Menu] twice to access parameters. up and checkout purposes. Application settings may vary. Scroll to 14-22 Operation Mode and press [OK].

  • Page 27: Asynchronous Motor Setup

    Commissioning ® HVAC Drive Operating Instructions Use the navigation keys to scroll to 1-30 Stator Resistance (Rs) 0-01 Language. Enter line to common stator winding resistance (Rs). If only line-line data are available, divide the Select language and press [OK]. line-line value with 2 to achieve the line to If a jumper wire is in place between control common (starpoint) value.

  • Page 28: Automatic Energy Optimization (Aeo)

    Commissioning ® HVAC Drive Operating Instructions 5.4.6 Automatic Motor Adaptation (AMA) Start the motor at nominal speed. If the application does plus not run well, check the VVC PM settings. Recommen- NOTICE dations in different applications can be seen in Table 5.6. AMA is not relevant for permanent magnet motors.

  • Page 29: Checking Motor Rotation

    Risk of personal injury or equipment damage exists. personal injury or equipment damage. Repair and service must be carried out by Danfoss authorized personnel only. Press [Hand On] to provide a local start command to the frequency converter.

  • Page 30: Application Set-Up Examples

    Application Set-up Examples ® HVAC Drive Operating Instructions 6 Application Set-up Examples The examples in this section are intended as a quick Parameters reference for common applications. Function Setting +24 V • Parameter settings are the regional default values +24 V 6-12 Terminal 53 4 mA* unless otherwise indicated (selected in...
  • Page 31 Application Set-up Examples ® HVAC Drive Operating Instructions 6.1.2 Start/Stop Parameters Function Setting Parameters +24 V 5-10 Terminal 18 [8] Start* Function Setting +24 V Digital Input D IN +24 V 5-12 Terminal 27 [19] Freeze D IN 5-10 Terminal 18 [8] Start* +24 V Digital Input...
  • Page 32 Application Set-up Examples ® HVAC Drive Operating Instructions Parameters Parameters Function Setting Function Setting +24 V +24 V 5-10 Terminal 18 [9] Latched 5-10 Terminal 18 [8] Start +24 V +24 V Digital Input Start Digital Input D IN D IN D IN D IN 5-12 Terminal 27...
  • Page 33 Application Set-up Examples ® HVAC Drive Operating Instructions 6.1.4 RS-485 6.1.5 Motor Thermistor CAUTION Parameters Function Setting Use only thermistors with reinforced or double insulation +24 V to meet PELV insulation requirements. 8-30 Protocol +24 V 8-31 Address D IN Parameters D IN 8-32 Baud Rate...

  • Page 34: Diagnostics And Troubleshooting

    Diagnostics and Troubleshoo... ® HVAC Drive Operating Instructions 7 Diagnostics and Troubleshooting This chapter describes the status messages, warnings and Remote The speed reference is given from external alarms and basic troubleshooting. signals, serial communication, or internal preset references. Local The frequency converter uses [Hand On] 7.1 Status Messages control or reference values from the LCP.
  • Page 35 Diagnostics and Troubleshoo... ® HVAC Drive Operating Instructions DC Stop The motor is held with a DC current (2-01 DC Motor check In 1-80 Function at Stop, Motor Check was Brake Current) for a specified time (2-02 DC selected. A stop command is active. To ensure Braking Time).

  • Page 36: Warning And Alarm Types

    Diagnostics and Troubleshoo... ® HVAC Drive Operating Instructions condition is remedied, the frequency converter can be Sleep Mode The energy-saving function is enabled. This reset. It will then be ready to start operation again. means that at present the motor has stopped, but it will restart automatically when required.

  • Page 37: List Of Warnings And Alarms

    Diagnostics and Troubleshoo... ® HVAC Drive Operating Instructions WARNING 5, DC link voltage high Warning LED Alarm LED The intermediate circuit voltage (DC) is higher than the Warning high-voltage warning limit. The limit is dependent on the Alarm On (Flashing) frequency converter voltage rating.
  • Page 38 54. Record the value of the following parameters and contact When using digital inputs 18 or 19, check that your Danfoss supplier: the thermistor is connected correctly between either terminal 18 or 19 (digital input PNP only) 15-40 FC Type and terminal 50.
  • Page 39 Diagnostics and Troubleshoo... ® HVAC Drive Operating Instructions WARNING/ALARM 17, Control word timeout WARNING/ALARM 26, Brake resistor power limit There is no communication to the frequency converter. The power transmitted to the brake resistor is calculated as The warning is only active when 8-04 Control Word Timeout a mean value over the last 120 seconds of run time.
  • Page 40 Check 5-32 Term X30/6 Digi Check for loose or missing wiring Out (MCB 101). It may be necessary to contact your Danfoss supplier or For X30/7, check the load connected to X30/7 or remove service department. Note the code number for further the short-circuit connection.
  • Page 41 Check the control card ALARM 50, AMA calibration failed WARNING 66, Heatsink temperature low Contact your Danfoss supplier or Danfoss Service The frequency converter is too cold to operate. This Department. warning is based on the temperature sensor in the IGBT module.
  • Page 42 Diagnostics and Troubleshoo... ® HVAC Drive Operating Instructions ALARM 93, Dry pump WARNING 250, New spare part A no-flow condition in the system with the frequency A component in the frequency converter has been converter operating at high speed may indicate a dry replaced.

  • Page 43: Troubleshooting

    Diagnostics and Troubleshoo... ® HVAC Drive Operating Instructions 7.4 Troubleshooting Symptom Possible cause Test Solution Missing input power See Table 4.5 Check the input power source. Missing or open fuses or circuit See open fuses and tripped circuit breaker Follow the recommendations provided. breaker tripped in this table for possible causes No power to the LCP...
  • Page 44 Diagnostics and Troubleshoo... ® HVAC Drive Operating Instructions Symptom Possible cause Test Solution Possible incorrect parameter Check the settings of all motor parameters, Check settings in parameter group 1-6* Motor speed settings including all motor compensation settings. Analog I/O mode. For closed-loop unstable For closed-loop operation, check PID operation, check settings in parameter...

  • Page 45: Specifications

    Specifications ® HVAC Drive Operating Instructions 8 Specifications 8.1 Electrical Data 8.1.1 Mains Supply 3x200-240 V AC Type Designation P1K1 P1K5 P2K2 P3K0 P3K7 Typical Shaft Output [kW] Typical Shaft Output [HP] at 208 V IP20/Chassis IP55/Type 12 A4/A5 A4/A5 A4/A5 IP66/NEMA 4X A4/A5...
  • Page 46 Specifications ® HVAC Drive Operating Instructions MG11AJ02 - Rev. 2013-07-31...

  • Page 47: Mains Supply 3X380-480 V Ac

    Specifications ® HVAC Drive Operating Instructions 8.1.2 Mains Supply 3x380-480 V AC Type Designation P1K1 P1K5 P2K2 P3K0 P4K0 P5K5 P7K5 Typical Shaft Output [kW] Typical Shaft Output [HP] at 460 V IP20/Chassis IP55/Type 12 A4/A5 A4/A5 A4/A5 A4/A5 A4/A5 IP66/NEMA 4X A4/A5 A4/A5...
  • Page 48 Specifications ® HVAC Drive Operating Instructions MG11AJ02 - Rev. 2013-07-31...

  • Page 49: Mains Supply 3X525-600 V Ac

    Specifications ® HVAC Drive Operating Instructions 8.1.3 Mains Supply 3x525-600 V AC Type Designation P1K1 P1K5 P2K2 P3K0 P3K7 P4K0 P5K5 P7K5 Typical Shaft Output [kW] IP20/Chassis IP21/NEMA 1 IP55/Type 12 IP66/NEMA 4X Output current Continuous (3x525-550 V) [A] 11.5 Intermittent (3x525-550 V) [A] 10.5 12.7...
  • Page 50 Specifications ® HVAC Drive Operating Instructions MG11AJ02 - Rev. 2013-07-31...

  • Page 51: Mains Supply 3X525-690 V Ac

    Specifications ® HVAC Drive Operating Instructions 8.1.4 Mains Supply 3x525-690 V AC Type Designation P1K1 P1K5 P2K2 P3K0 P4K0 P5K5 P7K5 Typical Shaft Output [kW] Enclosure IP20 (only) Output current Continuous (3x525-550 V) [A] Intermittent (3x525-550 V) [A] 14.4 17.6 Continuous kVA (3x551-690 V) [A] Intermittent kVA (3x551-690 V) [A] Continuous kVA 525 V AC...
  • Page 52 Specifications ® HVAC Drive Operating Instructions Type Designation P37K P45K P55K P75K P90K High/Normal Load Typical Shaft Output at 550 V [kW] Typical Shaft Output at 690 V [kW] IP20/Chassis IP21/NEMA 1 IP55/NEMA 12 Output current Continuous (3 x 525-550 V) [A] Intermittent (60 s overload) (3 x 525-550 V) [A] 47.3 59.4...

  • Page 53: Mains Supply

    Switching on output Unlimited Ramp times 1-3600 s From software version 3.92 the output frequency of the frequency converter is limited to 590 Hz. Contact local Danfoss partner for further information. Torque characteristics Starting torque (Constant torque) maximum 110% for 60 s Starting torque maximum 135% up to 0.5 s...

  • Page 54: Cable Specifications

    Specifications ® HVAC Drive Operating Instructions Max. 50 °C (24-hour average maximum 45 °C) Ambient temperature 0 °C Minimum ambient temperature during full-scale operation - 10 °C Minimum ambient temperature at reduced performance -25 to +65/70 °C Temperature during storage/transport Maximum altitude above sea level without derating 1000 m Derating for high altitude, see special conditions in the Design Guide...
  • Page 55 Specifications ® HVAC Drive Operating Instructions Except Safe Torque Off input Terminal 37. See for further information about terminal 37 and Safe Torque Off. When using a contactor with a DC coil inside in combination with Safe Torque Off , it is important to make a return way for the current from the coil when turning it off.
  • Page 56 Specifications ® HVAC Drive Operating Instructions 500 Ω Max. load GND - analog output Accuracy on analog output Max. error: 0.5% of full scale Resolution on analog output 12 bit The analog output is galvanically isolated from the supply voltage (PELV) and other high-voltage terminals. Control card, RS-485 serial communication Terminal number 68 (P,TX+, RX+), 69 (N,TX-, RX-)

  • Page 57: Connection Tightening Torques

    Specifications ® HVAC Drive Operating Instructions Control card, 10 V DC output Terminal number 10.5 V ±0.5 V Output voltage Max. load 15 mA The 10 V DC supply is galvanically isolated from the supply voltage (PELV) and other high-voltage terminals. Control characteristics ±...

  • Page 58: Fuse Specifications

    Specifications ® HVAC Drive Operating Instructions 8.8 Fuse Specifications It is recommended to use fuses and/or circuit breakers on the supply side as protection in case of component break-down inside the frequency converter (first fault). NOTICE This is mandatory in order to ensure compliance with IEC 60364 for CE or NEC 2009 for UL. The fuses below are suitable for use on a circuit capable of delivering 100,000 Arms (symmetrical), depending on the frequency converter voltage rating.
  • Page 59 Specifications ® HVAC Drive Operating Instructions 380-480 V Enclosure Power [kW] Recommended Recommended Recommended circuit Max. trip level [A] type fuse size Max. fuse size breaker (Moeller) 1.1-4.0 gG-10 (1.1-3) gG-25 PKZM0-25 gG-16 (4) 5.5-7.5 gG-16 gG-32 PKZM0-25 11-18 gG-40 gG-63 PKZM4-50 22-37...
  • Page 60 Specifications ® HVAC Drive Operating Instructions 525-690 V Enclosure Power [kW] Recommended Recommended Recommended circuit Max. trip level [A] type fuse size Max. fuse size breaker (Moeller) gG-6 gG-25 gG-6 gG-25 gG-6 gG-25 gG-10 gG-25 gG-10 gG-25 gG-16 gG-25 gG-16 gG-25 B2/B4 gG-25 (11)
  • Page 61 Specifications ® HVAC Drive Operating Instructions Recommended max. fuse Power Ferraz- Ferraz- Ferraz- Ferraz- Bussmann SIBA Littel fuse Littel fuse [kW] Shawmut Shawmut Shawmut Shawmut Type RK1 Type RK1 Type JFHR2 JFHR2 Type CC Type RK1 JFHR2 5017906-010 KLN-R-10 ATM-R-10 A2K-10-R FWX-10 HSJ-10...
  • Page 62 Specifications ® HVAC Drive Operating Instructions Recommended max. fuse Ferraz- Ferraz- Ferraz- Ferraz- Power SIBA Littel fuse Bussmann Littel fuse Shawmut Shawmut Shawmut Shawmut [kW] Type RK1 Type RK1 JFHR2 JFHR2 Type CC Type RK1 JFHR2 5017906-006 KLS-R-6 ATM-R-6 A6K-6-R FWH-6 HSJ-6 1.5-2.2...
  • Page 63 Specifications ® HVAC Drive Operating Instructions 3x525-690 V Recommended max. fuse Power Bussmann Bussmann Bussmann Bussmann Bussmann Bussmann [kW] Type RK1 Type J Type T Type CC Type CC Type CC [kW] KTS-R-5 JKS-5 JJS-6 FNQ-R-5 KTK-R-5 LP-CC-5 1.5-2.2 KTS-R-10 JKS-10 JJS-10 FNQ-R-10...

  • Page 64: Power Ratings, Weight And Dimensions

    Specifications ® HVAC Drive Operating Instructions 8.9 Power Ratings, Weight and Dimensions MG11AJ02 - Rev. 2013-07-31...

  • Page 65: Appendix

    Appendix ® HVAC Drive Operating Instructions 9 Appendix 9.1 Symbols and Abbreviations Alternating Current Automatic Energy Optimization American Wire Gauge Automatic Motor Adaptation °C Degrees Celsius Direct Current Electro Magnetic Compatibility Electronic Thermal Relay Frequency Converter Local Control Panel Motion Control Tool Ingress Protection Nominal Motor Current Nominal Motor Frequency...
  • Page 66 Appendix ® HVAC Drive Operating Instructions MG11AJ02 - Rev. 2013-07-31...
  • Page 67 Appendix ® HVAC Drive Operating Instructions MG11AJ02 - Rev. 2013-07-31...
  • Page 68 Appendix ® HVAC Drive Operating Instructions MG11AJ02 - Rev. 2013-07-31...
  • Page 69 Appendix ® HVAC Drive Operating Instructions MG11AJ02 - Rev. 2013-07-31...

  • Page 70: Index

    ® Index HVAC Drive Operating Instructions Index Default Settings................... 23 Digital Input..............17, 33, 36, 18 Dimensions.................... 62 Discharge Time..................5 Abbreviations..................63 Disconnect Switch................21 Input....................4, 15 Disposal Instruction................4 Mains....................4, 15 Waveform....................4 Additional Resources................3 Earth Wire....................
  • Page 71 ® Index HVAC Drive Operating Instructions Installation Output Installation................... 17, 20 Current..................32, 35 Environments..................10 Terminal....................21 Intended Use................... 3 Over-current Protection..............11 Interference Isolation................ 20 Overvoltage..................42, 33 Isolated Mains..................16 Items Supplied..................7 Parameter Menu Structure............. 64 PELV......................
  • Page 72 ® Index HVAC Drive Operating Instructions Sleep Mode.................... 34 Speed Reference............. 18, 27, 28, 32 Start Up....................24 Start/stop Command................. 29 Status Mode................... 32 Storage....................... 7 Supply Voltage..............16, 17, 21, 38 Switching Frequency................. 33 Symbols....................63 System Feedback................... 3 Terminal 53......................
  • Page 73 ® Index HVAC Drive Operating Instructions MG11AJ02 - Rev. 2013-07-31...
  • Page 74 Danfoss Power Electronics A/S Ulsnaes 1 6300 Graasten Denmark www.danfoss.com 130R0083 MG11AJ02 Rev. 2013-07-31 *MG11AJ02*...

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