Danfoss VLT HVAC Basic Drive FC 101 Design Manual
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Danfoss VLT HVAC Basic Drive FC 101 Design Manual

Danfoss VLT HVAC Basic Drive FC 101 Design Manual

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MAKING MODERN LIVING POSSIBLE
Design Guide
®
VLT
HVAC Basic Drive FC 101
vlt-drives.danfoss.com

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Summary of Contents for Danfoss VLT HVAC Basic Drive FC 101

  • Page 1 MAKING MODERN LIVING POSSIBLE Design Guide ® HVAC Basic Drive FC 101 vlt-drives.danfoss.com...

  • Page 3: Table Of Contents

    3.1.13 The VLT Solution 3.1.14 Constant Air Volume 3.1.15 The VLT Solution 3.1.16 Cooling Tower Fan 3.1.17 The VLT Solution 3.1.18 Condenser Pumps 3.1.19 The VLT Solution 3.1.20 Primary Pumps 3.1.21 The VLT Solution MG18C702 Danfoss A/S © 04/2016 All rights reserved.
  • Page 4 4.2.3 IP21/NEMA Type 1 Enclosure Kit 4.2.4 Decoupling Plate 4.3 Ordering Numbers 4.3.1 Options and Accessories 4.3.2 Harmonic Filters 4.3.3 External RFI Filter 5 Installation 5.1 Electrical Installation 5.1.1 Electrical Installation in General Danfoss A/S © 04/2016 All rights reserved. MG18C702...
  • Page 5 7.4.6 The Data Field 7.4.7 The PKE Field 7.4.8 Parameter Number (PNU) 7.4.9 Index (IND) 7.4.10 Parameter Value (PWE) 7.4.11 Data Types Supported by the Frequency Converter 7.4.12 Conversion 7.4.13 Process Words (PCD) 7.5 Examples MG18C702 Danfoss A/S © 04/2016 All rights reserved.
  • Page 6 7.11 Danfoss FC Control Profile 7.11.1 Control Word According to FC Profile (8–10 Protocol = FC Profile) 7.11.2 Status Word According to FC Profile (STW) 7.11.3 Bus Speed Reference Value 8 General Specifications Danfoss A/S © 04/2016 All rights reserved. MG18C702...
  • Page 7 8.4.7 Digital Output 8.4.8 Control Card, RS485 Serial Communication 8.4.9 Control Card, 24 V DC Output 8.4.10 Relay Output 8.4.11 Control Card, 10 V DC Output 8.4.12 Ambient Conditions 8.5 dU/Dt Index MG18C702 Danfoss A/S © 04/2016 All rights reserved.

  • Page 8: Introduction

    Software version Local control panel MG18C7xx Update to new software version 2.8x Meter Milliampere Table 1.1 Document and Software Version Motion control tool Millihenry inductance Minute Millisecond Nanofarad Newton meters Synchronous motor speed Danfoss A/S © 04/2016 All rights reserved. MG18C702...

  • Page 9: Additional Resources

    The maximum motor frequency. Danfoss technical literature is available in electronic form on the documentation CD that is shipped with the product, or in print from your local Danfoss sales office. The minimum motor frequency. MCT 10 Set-up Software support The rated motor frequency (nameplate data).
  • Page 10 The analog inputs are used for controlling various after the data value is changed. Press [OK] to activate off- functions of the frequency converter. line parameters. There are 2 types of analog inputs: Danfoss A/S © 04/2016 All rights reserved. MG18C702...

  • Page 11: Power Factor

    ) improves the dynamics and Table 1.4 EU Directives Applicable to Frequency Converters the stability, both when the speed reference is changed and in relation to the load torque. Declarations of conformity are available on request. MG18C702 Danfoss A/S © 04/2016 All rights reserved.

  • Page 12: Ul Compliance

    IP54 units are not certified for UL. The frequency converter complies with UL 508C thermal memory retention requirements. For more information, refer to the section Motor Thermal Protection in the product-specific design guide. Danfoss A/S © 04/2016 All rights reserved. MG18C702...

  • Page 13: Safety

    Ensure the correct grounding of the equipment • Completely wire and assemble the frequency by a certified electrical installer. converter, motor, and any driven equipment before connecting the frequency converter to AC mains, DC supply, or load sharing. MG18C702 Danfoss A/S © 04/2016 All rights reserved.
  • Page 14 An internal failure in the frequency converter can result in serious injury when the frequency converter is not properly closed. • Ensure that all safety covers are in place and securely fastened before applying power. Danfoss A/S © 04/2016 All rights reserved. MG18C702...

  • Page 15: Product Overview

    80% of the rated flow for the remainder of the year, the amount of energy saved is even more than 50%. Illustration 3.3 describes the dependence of flow, pressure, and power consumption on RPM. MG18C702 Danfoss A/S © 04/2016 All rights reserved.

  • Page 16: Comparison Of Energy Savings

    Table 3.1 The Laws of Proportionality 3.1.4 Comparison of Energy Savings VLT Solution The Danfoss frequency converter solution offers major savings compared with traditional energy saving solutions such as discharge damper solution and inlet guide vanes (IGV) solution. This is because the frequency converter is...

  • Page 17: Example With Varying Flow Over 1 Year

    Furthermore, a frequency converter can quickly adapt the speed 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 PI control. MG18C702 Danfoss A/S © 04/2016 All rights reserved.

  • Page 18: Star/Delta Starter Or Soft Starter Not Required

    12,5 37,5 50Hz Full load & speed 1 VLT ® HVAC Basic Drive FC 101 2 Star/delta starter 3 Soft starter 4 Start directly on mains Illustration 3.8 Start-up Current Danfoss A/S © 04/2016 All rights reserved. MG18C702...

  • Page 19: Without A Frequency Converter

    P.F.C P.F.C signal Factor 0/10V Correction Mains Mains Mains D.D.C. Direct digital control E.M.S. Energy management system V.A.V. Variable air volume Sensor P Pressure Sensor T Temperature Illustration 3.9 Traditional Fan System MG18C702 Danfoss A/S © 04/2016 All rights reserved.

  • Page 20: With A Frequency Converter

    0-10V 0/4-20mA 0/4-20mA Mains Mains Mains D.D.C. Direct digital control E.M.S. Energy management system V.A.V. Variable air volume Sensor P Pressure Sensor T Temperature Illustration 3.10 Fan System Controlled by Frequency Converters Danfoss A/S © 04/2016 All rights reserved. MG18C702...

  • Page 21: Application Examples

    Pressure signal Frequency Cooling coil Heating coil converter VAV boxes Filter Supply fan Pressure transmitter Flow Frequency converter Return fan Flow Illustration 3.11 Variable Air Volume MG18C702 Danfoss A/S © 04/2016 All rights reserved.

  • Page 22: Constant Air Volume

    (AHUs) with a heating coil, and many are also used to air Several features of the Danfoss HVAC dedicated frequency condition buildings and have a cooling coil. Fan coil units converter can be utilized to improve the performance of are frequently used to assist in the heating and cooling the CAV system.

  • Page 23: Cooling Tower Fan

    Product Overview Design Guide 3.1.16 Cooling Tower Fan Several features of the Danfoss HVAC dedicated frequency converter can be utilized to improve the performance of cooling tower fans applications. As the cooling tower fans Cooling tower fans cool condenser-water in water-cooled drop below a certain speed, the effect the fan has on chiller systems.

  • Page 24: Condenser Pumps

    Frequency converter Water Inlet Flow or pressure sensor BASIN Water Outlet Throttling valve Condenser Water pump Supply Illustration 3.14 Condenser Pumps Danfoss A/S © 04/2016 All rights reserved. MG18C702...

  • Page 25: Primary Pumps

    A frequency converter can be added to the primary system to replace the throttling valve and/or trimming of the impellers, leading to reduced operating expenses. 2 control methods are common: MG18C702 Danfoss A/S © 04/2016 All rights reserved.
  • Page 26 ® Product Overview HVAC Basic Drive FC 101 Flowmeter Flowmeter Frequency converter Frequency converter Illustration 3.15 Primary Pumps Danfoss A/S © 04/2016 All rights reserved. MG18C702...

  • Page 27: Secondary Pumps

    While the primary-secondary system with 2-way valves improves energy savings and eases system control problems, the true energy savings and control potential is realized by adding frequency converters. Frequency converter Frequency converter Illustration 3.16 Secondary Pumps MG18C702 Danfoss A/S © 04/2016 All rights reserved.

  • Page 28: Control Structures

    3.2.2 PM/EC+ Motor Control • Support only complete AMA of the stator resistance Rs in the system. The Danfoss EC+ concept provides the possibility for using • No stall detection (supported from software high-efficient PM motors (permanent magnet motors) in version 2.80).

  • Page 29: Control Structure Closed Loop

    Illustration 3.19 Control Structure Closed-loop While the default values for the closed-loop controller of the frequency converter often provide satisfactory performance, the control of the system can often be optimized by adjusting parameters. MG18C702 Danfoss A/S © 04/2016 All rights reserved.

  • Page 30: Feedback Conversion

    See Illustration 3.20. Ref. signal Ref. P 20-01 Desired FB conversion Flow Flow signal Illustration 3.20 Feedback Signal Conversion Danfoss A/S © 04/2016 All rights reserved. MG18C702...

  • Page 31: Reference Handling

    3-17 Reference 3 Source). All reference resources and the bus reference are added to produce the total external reference. The external reference, the preset reference, or the sum of the 2 can be selected to be the MG18C702 Danfoss A/S © 04/2016 All rights reserved.

  • Page 32: Tuning The Drive Closed-Loop Controller

    5 °C (41 °F) lower than the maximum ambient temperature. If the frequency converter is operated at high ambient temperature, decrease the continuous output current. [kHz] Illustration 3.24 2.2 kW (3 hp), 200 V, Enclosure Size H2, IP20 Danfoss A/S © 04/2016 All rights reserved. MG18C702...
  • Page 33 H4, IP20 110 % 100% 110% 100% [kHz] [kHz] Illustration 3.27 5.5–7.5 kW (7.4–10 hp), 400 V, Enclosure Size H3, IP20 Illustration 3.30 11 kW (15 hp), 200 V, Enclosure Size H5, IP20 MG18C702 Danfoss A/S © 04/2016 All rights reserved.
  • Page 34 110% 100% 110% 100% [kHz] [ kHz ] Illustration 3.36 22–30 kW (30–40 hp), 200 V, Enclosure Size Illustration 3.33 30–37 kW (40–50 hp), 400 V, Enclosure Size H7, IP20 H6, IP20 Danfoss A/S © 04/2016 All rights reserved. MG18C702...
  • Page 35 H7, IP20 110% 100% 110% 100% [kHz] [kHz] Illustration 3.42 2.2–3 kW (3–4 hp), 600 V, Enclosure Size H9, Illustration 3.39 37–45 kW (50–60 hp), 200 V, Enclosure Size IP20 H8, IP20 MG18C702 Danfoss A/S © 04/2016 All rights reserved.
  • Page 36 I4, IP54 110% 100% 110% 100% [kHz] [kHz] Illustration 3.45 0.75–4.0 kW (1–5.4 hp), 400 V, Enclosure Size I2, IP54 Illustration 3.48 22–30 kW (30–40 hp), 400 V, Enclosure Size I6, IP54 Danfoss A/S © 04/2016 All rights reserved. MG18C702...
  • Page 37 If the motor or the equipment driven by the motor - for to environmental effects. example, a fan - makes noise or vibrations at certain frequencies, configure the following parameters or parameter groups to reduce or eliminate the noise or vibrations: MG18C702 Danfoss A/S © 04/2016 All rights reserved.

  • Page 38: General Aspects Of Emc

    To reduce the interference level from the entire system generate electronic or magnetic fields that may interfere (unit+installation), make motor and brake cables as short with their environment. The electromagnetic compatibility as possible. Avoid placing cables with a sensitive signal Danfoss A/S © 04/2016 All rights reserved. MG18C702...

  • Page 39: Emission Requirements

    Make an EMC 1000 V or rated current equal to or plan. above 400 A or intended for use in complex systems. Table 3.5 Correlation between IEC 61800-3 and EN 55011 MG18C702 Danfoss A/S © 04/2016 All rights reserved.
  • Page 40 (home and commercial and light office) industrial environments. Second EN/IEC 61000-6-4 Emission environment standard for industrial Class A Group 1 (industrial environments. environment) Table 3.6 Correlation between Generic Emission Standards and EN 55011 Danfoss A/S © 04/2016 All rights reserved. MG18C702...

  • Page 41: Emc Emission Test Results

    (40–120 hp) – – 50 (164) – 20 (66) – – – 3x380–480 V IP20 0.75–18.5 kW (1–25 hp) – – 25 (82) – 10 (33) – – – – 3x380–480 V IP54 MG18C702 Danfoss A/S © 04/2016 All rights reserved.

  • Page 42: Overview Of Harmonics Emission

    The total voltage distortion THDv is calculated based on the individual voltage harmonics using this formula: THD % = U   +  U   +  ...  +  U % of U) Danfoss A/S © 04/2016 All rights reserved. MG18C702...
  • Page 43 IP54, 380–480 V (3–20 hp), 525– (typical) 600 V (typical) ≥120 Limit for R Table 3.13 Harmonic Current 2.2–15 kW (3–20 hp), 525–600 V Table 3.16 Harmonic Current 0.75–18.5 kW (1–25 hp), 380–480 V MG18C702 Danfoss A/S © 04/2016 All rights reserved.

  • Page 44: Immunity Requirements

    3.5 Galvanic Isolation (PELV) PELV offers protection through extra low voltage. Protection against electric shock is ensured when the electrical supply is of the PELV type and the installation is Danfoss A/S © 04/2016 All rights reserved. MG18C702...

  • Page 45: Earth Leakage Current

    A short circuit between 2 output phases causes an INSTALLATION AT HIGH ALTITUDE overcurrent in the inverter. The inverter is turned off At altitudes above 2000 m (6500 ft), contact Danfoss individually when the short circuit current exceeds the regarding PELV.

  • Page 46: Motor Thermal Protection (Etr)

    (Ω) to coast. 3.7.1 Motor Thermal Protection (ETR) 4000 Danfoss uses ETR to protect the motor from being 3000 overheated. It is an electronic feature that simulates a bimetal relay based on internal measurements. The charac- 1330 teristic is shown in Illustration 3.56.
  • Page 47 Make sure that the selected supply voltage follows the Do not set Analog Input 54 as reference source. specification of the used thermistor element. ETR is activated in parameter 1-90 Motor Thermal Protection. MG18C702 Danfoss A/S © 04/2016 All rights reserved.

  • Page 48: Selection And Ordering

    C0 options MCO 33–34 CX: No C options C1 options X: No C1 options C option software 36–37 XX: No options D options 38–39 DX: No D0 options Table 4.1 Type Code Description Danfoss A/S © 04/2016 All rights reserved. MG18C702...

  • Page 49: Options And Accessories

    Illustration 4.3 Place LCP on Panel (Front-mounted) Illustration 4.2 Fit Gasket Step 3 Place bracket on back of the LCP, then slide down. Tighten screws and connect cable female side to LCP. Illustration 4.4 Place Bracket on LCP MG18C702 Danfoss A/S © 04/2016 All rights reserved.

  • Page 50: Ip21/Nema Type 1 Enclosure Kit

    IP21/NEMA Type 1 is an optional enclosure element available for IP20 units. If the enclosure kit is used, an IP20 unit is upgraded to comply with enclosure IP21/NEMA Type 1. Illustration 4.7 Dimensions (See Data in Table 4.4) Danfoss A/S © 04/2016 All rights reserved. MG18C702...

  • Page 51: Decoupling Plate

    132B0221 132B0221 (15–20) Table 4.4 Enclosure Kit Specifications 4.2.4 Decoupling Plate Use the decoupling plate for EMC-correct installation. Illustration 4.8 shows the decoupling plate on an H3 enclosure. Illustration 4.8 Decoupling Plate MG18C702 Danfoss A/S © 04/2016 All rights reserved.

  • Page 52: Ordering Numbers

    132B0217 132B0218 132B0219 Table 4.6 Options and Accessories 1) For IP20 units, LCP is ordered separately. For IP54 units, LCP is included in the standard configuration and mounted on the frequency converter. Danfoss A/S © 04/2016 All rights reserved. MG18C702...

  • Page 53: Harmonic Filters

    130B1292 130B1204 130B1779 130B1493 (74) (74) 130B1294 130B1213 130B1780 130B1494 (100) (100) 130B1294 130B1213 130B1781 130B1495 (120) (120) Table 4.8 AHF Filters (10% Current Distortion) Table 4.10 AHF Filters (10% Current Distortion) MG18C702 Danfoss A/S © 04/2016 All rights reserved.

  • Page 54: External Rfi Filter

    (2.6) 18.5–22 1.9–2.2 FN3258-42-47 310 50 85 280 295 30 5.4 1 10.6 M5 25 40 132B0247 (25–30) (16.8–19.5) (3.1) Table 4.11 RFI Filters - Details Illustration 4.9 RFI Filter - Dimensions Danfoss A/S © 04/2016 All rights reserved. MG18C702...

  • Page 55: Installation

    • IP20, 380–480 V, 30–90 kW (40–125 hp) • IP20, 200–240 V, 15–45 kW (20–60 hp) • IP20, 525–600 V, 2.2–90 kW (3–125 hp) • IP54, 380–480 V, 22–90 kW (30–125 hp) MG18C702 Danfoss A/S © 04/2016 All rights reserved.

  • Page 56: Electrical Installation In General

    14 (124)/24 – 0.5 (4) 3 (27) 0.5 (4) (212) (212) Table 5.3 Tightening Torques for Enclosure Sizes H6–H10, 3x525–600 V 1) Cable dimensions >95 mm ≤ 95 mm 2) Cable dimensions Danfoss A/S © 04/2016 All rights reserved. MG18C702...

  • Page 57: Mains And Motor Connection

    Basic Drive FC 101 Quick Guide. 1 Mains 2 Ground 3 Motor 4 Relays Illustration 5.2 Enclosure Sizes H1–H5 IP20, 200–240 V, 0.25–11 kW (0.33–15 hp) IP20, 380–480 V, 0.37–22 kW (0.5–30 hp) MG18C702 Danfoss A/S © 04/2016 All rights reserved.
  • Page 58 IP20, 200–240 V, 15–18.5 kW (20–25 hp) IP20, 380–480 V, 55–75 kW (70–100 hp) IP20, 525–600 V, 22–30 kW (30–40 hp) IP20, 200–240 V, 22–30 kW (30–40 hp) IP20, 525–600 V, 45–55 kW (60–70 hp) Danfoss A/S © 04/2016 All rights reserved. MG18C702...
  • Page 59 Mains and motor connection for enclosure size H9 Illustration 5.7 Enclosure Size H10 IP20, 600 V, 11–15 kW (15–20 hp) MOTOR Illustration 5.6 Motor Connection for Enclosure Size H9 IP20, 600 V, 2.2–7.5 kW (3–10 hp) MG18C702 Danfoss A/S © 04/2016 All rights reserved.
  • Page 60 5 Motor Illustration 5.9 Enclosure Size I3 6 UDC IP54, 380–480 V, 5.5–7.5 kW (7.5–10 hp) 7 Relays 8 I/O Illustration 5.8 Enclosure Size I2 IP54, 380–480 V, 0.75–4.0 kW (1–5 hp) Danfoss A/S © 04/2016 All rights reserved. MG18C702...
  • Page 61 Illustration 5.10 Enclosure Size I4 IP54, 380–480 V, 0.75–4.0 kW (1–5 hp) Illustration 5.13 Motor Connection for Enclosure Size I6 IP54, 380–480 V, 22–37 kW (30–50 hp) Illustration 5.11 IP54 Enclosure Sizes I2, I3, I4 MG18C702 Danfoss A/S © 04/2016 All rights reserved.

  • Page 62: Emc-Compliant Electrical Installation

    Illustration 5.14 Relays on Enclosure Size I6 IP54, 380–480 V, 22–37 kW (30–50 hp) Enclosure sizes I7, I8 Illustration 5.15 Enclosure Sizes I7, I8 IP54, 380–480 V, 45–55 kW (60–70 hp) IP54, 380–480 V, 75–90 kW (100–125 hp) Danfoss A/S © 04/2016 All rights reserved. MG18C702...
  • Page 63 Motor, 3 phases and Reinforced protective earth protective earth Illustration 5.16 EMC-correct Electrical Installation NOTICE For North America, use metal conduits instead of shielded cables. MG18C702 Danfoss A/S © 04/2016 All rights reserved.

  • Page 64: Control Terminals

    Digital input 29 mode is set in parameter 5-03 Digital Input 29 Mode (PNP is default value). BUS TER. 12 20 55 61 68 69 20 27 29 42 45 50 53 54 Illustration 5.17 Control Terminals Danfoss A/S © 04/2016 All rights reserved. MG18C702...

  • Page 65: Programming

    [Off/Reset]: Stops the motor (Off). If in alarm mode, the alarm is reset. [Auto On]: The frequency converter is controlled either via control terminals or serial communication. Table 6.3 Legend to Illustration 6.1, Part III MG18C702 Danfoss A/S © 04/2016 All rights reserved.

  • Page 66: Menus

    A OUT / D OUT A OUT / D OUT Illustration 6.2 Frequency Converter Wiring The wizard is displayed after power-up until any parameter has been changed. The wizard can always be accessed Danfoss A/S © 04/2016 All rights reserved. MG18C702...
  • Page 67 Wizard completed Auto Motor Adapt OK AMA running AMA Failed Press OK to accept Press OK ----- 0.0 Hz 0.0 kW AMA OK AMA Failed Illustration 6.4 Set-up Wizard for Open-loop Applications MG18C702 Danfoss A/S © 04/2016 All rights reserved.
  • Page 68 [112] 380–440 V/60 Hz [120] 440–480 V/60 Hz/IT- grid [121] 440–480 V/60 Hz/ Delta [122] 440–480 V/60 Hz [130] 525–600 V/60 Hz/IT- grid [131] 525–600 V/60 Hz/ Delta [132] 525–600 V/60 Hz Danfoss A/S © 04/2016 All rights reserved. MG18C702...
  • Page 69 Parameter 2-10 Brake Function. • Parameter 4-14 Motor Speed High Limit [Hz]. • Parameter 4-19 Max Output Frequency. • Parameter 4-58 Missing Motor Phase Function. • Parameter 14-65 Speed Derate Dead Time Compensation. MG18C702 Danfoss A/S © 04/2016 All rights reserved.
  • Page 70 Inductance (Lq), parameter 1-44 d-axis Inductance Sat. (LdSat), and parameter 1-45 q-axis Inductance Sat. (LqSat). Parameter 1-70 PM Start Mode [0] Rotor Detection [0] Rotor Detection Select the PM motor start mode. [1] Parking Danfoss A/S © 04/2016 All rights reserved. MG18C702...
  • Page 71 [1] Voltage Parameter 30-22 Locked Rotor [0] Off [0] Off – Detection [1] On Parameter 30-23 Locked Rotor 0.05–1 s 0.10 s – Detection Time [s] Table 6.4 Set-up Wizard for Open-loop Applications MG18C702 Danfoss A/S © 04/2016 All rights reserved.
  • Page 72 0220 20-93 PI Proportional Gain 00.50 6-25 T54 high Feedback 6-25 T54 high Feedback 0050 0050 20-94 PI integral time 0020.00 1-29 Automatic Motor Adaption Illustration 6.5 Set-up Wizard for Closed-loop Applications Danfoss A/S © 04/2016 All rights reserved. MG18C702...
  • Page 73 Select the operating mode for restart after reconnection of the frequency converter to mains voltage after power- down. Parameter 1-00 Configuration [0] Open loop [0] Open loop Select [3] Closed loop. Mode [3] Closed loop MG18C702 Danfoss A/S © 04/2016 All rights reserved.
  • Page 74 Parameter 2-10 Brake Function. • Parameter 4-14 Motor Speed High Limit [Hz]. • Parameter 4-19 Max Output Frequency. • Parameter 4-58 Missing Motor Phase Function. • Parameter 14-65 Speed Derate Dead Time Compensation. Danfoss A/S © 04/2016 All rights reserved. MG18C702...
  • Page 75 [0] Disabled [0] Disabled Select [1] Enabled to enable the frequency converter to [1] Enabled catch a spinning motor in, for example, fan applications. When PM is selected, this parameter is enabled. MG18C702 Danfoss A/S © 04/2016 All rights reserved.
  • Page 76 An excessively long integral time disables the integral action. Parameter 30-22 Locked Rotor [0] Off [0] Off – Detection [1] On Danfoss A/S © 04/2016 All rights reserved. MG18C702...
  • Page 77 [0] International – Settings [1] US Parameter 0-06 GridType [0]–[132] see Table 6.4. Size related Select the operating mode for restart after reconnection of the frequency converter to mains voltage after power- down. MG18C702 Danfoss A/S © 04/2016 All rights reserved.
  • Page 78 Parameter 2-10 Brake Function. • Parameter 4-14 Motor Speed High Limit [Hz]. • Parameter 4-19 Max Output Frequency. • Parameter 4-58 Missing Motor Phase Function. • Parameter 14-65 Speed Derate Dead Time Compensation. Danfoss A/S © 04/2016 All rights reserved. MG18C702...
  • Page 79 Select [1] Enabled to enable the frequency converter to [1] Enabled catch a spinning motor. Parameter 3-41 Ramp 1 Ramp 0.05–3600.0 s Size related Ramp-up time from 0 to rated parameter 1-23 Motor Up Time Frequency. MG18C702 Danfoss A/S © 04/2016 All rights reserved.

  • Page 80: Main Menu

    ] to browse through the parameter Press [OK]. groups. Select [2] All from LCP. Press [OK] to select a parameter group. ▲ ▼ Press [OK]. Press [ ] to browse through the parameters in the specific group. Danfoss A/S © 04/2016 All rights reserved. MG18C702...

  • Page 81: Readout And Programming Of Indexed Parameters

    Parameter 15-03 Power Up's • Parameter 15-04 Over Temp's • Parameter 15-05 Over Volt's • Parameter 15-30 Alarm Log: Error Code • Parameter group 15-4* Drive identification • Parameter 18-10 FireMode Log:Event MG18C702 Danfoss A/S © 04/2016 All rights reserved.

  • Page 82: Rs485 Installation And Set-Up

    Cable Screened twisted pair (STP) Impedance [Ω] Cable length Maximum 1200 (3937) (including drop lines). [m (ft)] Maximum 500 (1640) station-to-station. Table 7.1 Cable Specifications Danfoss A/S © 04/2016 All rights reserved. MG18C702...

  • Page 83: Frequency Converter Hardware Set-Up

    Inter-char maximum delay time between 2 received delay bytes to ensure timeout. NOTICE The default selection depends on the protocol selected in parameter 8-30 Protocol. Table 7.2 Modbus Communication Parameter Settings MG18C702 Danfoss A/S © 04/2016 All rights reserved.

  • Page 84: Emc Precautions

    7.2 FC Protocol 7.2.1 Overview The FC protocol, also referred to as FC bus or standard bus, is the Danfoss standard fieldbus. It defines an access technique according to the master-slave principle for communications via a serial bus. Danfoss A/S © 04/2016 All rights reserved.

  • Page 85: Parameter Settings To Enable The Protocol

    Illustration 7.5 Telegram Structure 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 also contains the process block. MG18C702 Danfoss A/S © 04/2016 All rights reserved.

  • Page 86: The Pke Field

    Read text. write access parameters with an index, for example, Table 7.5 Parameter Commands parameter 15-30 Alarm Log: Error Code. The index consists of 2 bytes: a low byte and a high byte. Danfoss A/S © 04/2016 All rights reserved. MG18C702...

  • Page 87: Parameter Value (Pwe)

    4-14 Motor Speed High Limit [Hz]: Table 7.8 Data Types • IND = 0000 hex. • PWEHIGH = 0000 hex. • PWELOW = 03E8 hex. Data value 1000, corresponding to 100 Hz, see chapter 7.4.12 Conversion. MG18C702 Danfoss A/S © 04/2016 All rights reserved.

  • Page 88: Reading A Parameter Value

    H 0000 H 03E8 7.6.1 Introduction high Illustration 7.10 Telegram Danfoss assumes that the installed controller supports the interfaces in this document, and strictly observes all requirements and limitations stipulated in the controller NOTICE and frequency converter. Parameter 4-14 Motor Speed High Limit [Hz] is a single...

  • Page 89: Frequency Converter With Modbus Rtu

    Parameter 8-33 Parity / Stop Bits (default) Start Address Function Data check T1-T2-T3- T1-T2-T3- Table 7.11 Network Configuration 8 bits 8 bits N x 8 bits 16 bits Table 7.14 Typical Modbus RTU Telegram Structure MG18C702 Danfoss A/S © 04/2016 All rights reserved.

  • Page 90: Start/Stop Field

    This code tells the master what kind of error occurred, or the reason for the exception. Also refer to chapter 7.8.11 Function Codes Supported by Modbus RTU and chapter 7.8.12 Modbus Exception Codes. Danfoss A/S © 04/2016 All rights reserved. MG18C702...
  • Page 91 Data not valid Data valid Relay 1 off Relay 1 on Relay 2 off Relay 2 on Set up lsb – No reversing Reversing Table 7.16 Frequency Converter Control Word (FC Profile) MG18C702 Danfoss A/S © 04/2016 All rights reserved.

  • Page 92: Access Via Pcd Write/Read

    NOTICE The control word and reference is always sent in the list from the controller to the frequency converter. The PCD write list is set up in parameter 8-42 PCD Write Configuration. Danfoss A/S © 04/2016 All rights reserved. MG18C702...

  • Page 93: How To Control The Frequency Converter

    For a controller with 100 registers, a request with offset 96 and length 4 succeeds, while a request with offset 96 and length 5 generates exception 02. MG18C702 Danfoss A/S © 04/2016 All rights reserved.

  • Page 94: How To Access Parameters

    9 as pointer to the array. Before reading or writing an array parameter, set the holding register 9. Setting holding register to the value of 2 causes all following read/ write to array parameters to be to the index 2. Danfoss A/S © 04/2016 All rights reserved. MG18C702...

  • Page 95: Force/Write Single Coil (05 Hex)

    The query telegram specifies the coil 65 (parameter write control) to be forced. Coil addresses start at 0, that is, coil 65 is addressed as 64. Force data = 00 00 hex (OFF) or FF 00 hex (ON). MG18C702 Danfoss A/S © 04/2016 All rights reserved.

  • Page 96: Force/Write Multiple Coils (0F Hex)

    Error check (CRC) – quantity of registers to be read. Register addresses start at 0, that is, registers 1–4 are addressed as 0–3. Table 7.30 Query Example: Read parameter 3-03 Maximum Reference, register 03030. Danfoss A/S © 04/2016 All rights reserved. MG18C702...

  • Page 97: Preset Multiple Registers (10 Hex)

    Read registers value LO Number of registers HI Read registers value HI Number of registers LO Read registers value LO Error check (CRC) – Error check (CRC) – Table 7.33 Response Table 7.35 Response MG18C702 Danfoss A/S © 04/2016 All rights reserved.

  • Page 98: Danfoss Fc Control Profile

    Up Time to parameter 3-42 Ramp 1 Ramp Down Time). Bit 09 = 1: Ramp 2 (parameter 3-51 Ramp 2 Ramp Up Time to parameter 3-52 Ramp 2 Ramp Down Time) is active. Danfoss A/S © 04/2016 All rights reserved. MG18C702...

  • Page 99: Status Word According To Fc Profile (Stw)

    15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 no.: Illustration 7.16 Status Word Bit 07, No warning/warning Bit 07 = 0: There are no warnings. Bit 07 = 1: A warning has occurred. MG18C702 Danfoss A/S © 04/2016 All rights reserved.

  • Page 100: Bus Speed Reference Value

    16-bit word. The integer value 16384 (4000 hex) corresponds to 100%. Negative figures are formatted using 2’s complement. The actual output frequency (MAV) is scaled in the same way as the bus reference. Danfoss A/S © 04/2016 All rights reserved. MG18C702...
  • Page 101 Par.3-00 set to Reverse Forward (1) -max- +max Par.3-03 Par.3-03 Max reference Max reference 100% (0hex) (4000hex) Par.3-00 set to Forward (0) min-max Par.3-02 Par.3-03 Min reference Max reference Illustration 7.18 Reference and MAV MG18C702 Danfoss A/S © 04/2016 All rights reserved.

  • Page 102: General Specifications

    IP54 – 75–90 (100–125) – 225 (8.9) Table 8.1 Clearance Required for Cooling NOTICE With IP21/NEMA Type1 option kit mounted, a distance of 50 mm (2 in) between the units is required. Danfoss A/S © 04/2016 All rights reserved. MG18C702...

  • Page 103: Frequency Converter Dimensions

    General Specifications Design Guide 8.1.2 Frequency Converter Dimensions MG18C702 Danfoss A/S © 04/2016 All rights reserved.
  • Page 104 ® General Specifications HVAC Basic Drive FC 101 Danfoss A/S © 04/2016 All rights reserved. MG18C702...

  • Page 105: Shipping Dimensions

    General Specifications Design Guide 8.1.3 Shipping Dimensions MG18C702 Danfoss A/S © 04/2016 All rights reserved.

  • Page 106: Field Mounting

    ® General Specifications HVAC Basic Drive FC 101 8.1.4 Field Mounting For field mounting, IP21/NEMA Type 1 kits are recommended. Danfoss A/S © 04/2016 All rights reserved. MG18C702...

  • Page 107: Mains Supply Specifications

    1) Applies for dimensioning of frequency converter cooling. If the switching frequency is higher than the default setting, the power losses may increase. LCP and typical control card power consumptions are included. For power loss data according to EN 50598-2, refer to www.danfoss.com/ vltenergyefficiency.

  • Page 108: 3X380-480 V Ac

    1) Applies for dimensioning of frequency converter cooling. If the switching frequency is higher than the default setting, the power losses may increase. LCP and typical control card power consumptions are included. For power loss data according to EN 50598-2, refer to www.danfoss.com/ vltenergyefficiency.
  • Page 109 1) Applies for dimensioning of frequency converter cooling. If the switching frequency is higher than the default setting, the power losses may increase. LCP and typical control card power consumptions are included. For power loss data according to EN 50598-2, refer to www.danfoss.com/ vltenergyefficiency.
  • Page 110 1) Applies for dimensioning of frequency converter cooling. If the switching frequency is higher than the default setting, the power losses may increase. LCP and typical control card power consumptions are included. For power loss data according to EN 50598-2, refer to www.danfoss.com/ vltenergyefficiency.
  • Page 111 1) Applies for dimensioning of frequency converter cooling. If the switching frequency is higher than the default setting, the power losses may increase. LCP and typical control card power consumptions are included. For power loss data according to EN 50598-2, refer to www.danfoss.com/ vltenergyefficiency.

  • Page 112: 3X525-600 V Ac

    1) Applies for dimensioning of frequency converter cooling. If the switching frequency is higher than the default setting, the power losses may increase. LCP and typical control card power consumptions are included. For power loss data according to EN 50598-2, refer to www.danfoss.com/ vltenergyefficiency.

  • Page 113: Fuses And Circuit Breakers

    Circuit breakers must be designed for protection in a Short-circuit protection circuit capable of supplying a maximum of 10000 A Danfoss recommends using the fuses and circuit breakers (symmetrical), 480 V maximum. listed in Table 8.11 to protect service personnel or other...
  • Page 114 JKS-125 JJS-125 Moeller NZMB2-A160 – 55 (70) FRS-R-200 KTS-R-200 JKS-200 JJS-200 75 (100) FRS-R-200 KTS-R-200 JKS-200 JJS-200 Moeller NZMB2-A250 – 90 (125) FRS-R-250 KTS-R-250 JKS-200 JJS-200 Table 8.11 Circuit Breakers and Fuses Danfoss A/S © 04/2016 All rights reserved. MG18C702...

  • Page 115: General Technical Data

    /14 AWG Maximum cross-section to control terminals, flexible cable 2.5 mm /14 AWG Minimum cross-section to control terminals 0.05 mm /30 AWG 1) See chapter 8.2.2 3x380–480 V AC for more information. MG18C702 Danfoss A/S © 04/2016 All rights reserved.

  • Page 116: Digital Inputs

    Voltage level at digital output 17 V Maximum output current at digital output 20 mA Maximum load at digital output 1 kΩ 1) Terminals 27 and 29 can also be programmed as input. Danfoss A/S © 04/2016 All rights reserved. MG18C702...

  • Page 117: Control Card, Rs485 Serial Communication

    -30 to +65/70 °C (-22 to +149/158°F) Temperature during storage/transport Maximum altitude above sea level without derating 1000 m (3281 ft) Maximum altitude above sea level with derating 3000 m (9843 ft) MG18C702 Danfoss A/S © 04/2016 All rights reserved.

  • Page 118: Du/Dt

    400 V 1.5 kW (2 hp) 25 (82) 0.240 1.026 3.420 50 (164) 0.340 1.056 2.517 5 (16) 0.190 0.760 3.200 400 V 2.2 kW (3 hp) 25 (82) 0.293 1.026 2.801 50 (164) 0.422 1.040 1.971 Danfoss A/S © 04/2016 All rights reserved. MG18C702...
  • Page 119 400 V 45 kW (60 hp) 100 (328) 0.48 1.14 150 (492) 0.72 1.14 1.267 10 (33) 1.22 3.253 50 (164) 0.38 2.526 100 (328) 0.56 1.16 1.657 150 (492) 0.74 1.16 1.254 MG18C702 Danfoss A/S © 04/2016 All rights reserved.
  • Page 120 1.368 2.585 5 (16) 0.192 0.972 4.083 50 (164) 0.356 1.32 2.949 600 V 7.5 kW (10 hp) 5 (16) 0.184 1.06 4.609 50 (164) 0.42 1.49 2.976 Table 8.12 dU/Dt Data Danfoss A/S © 04/2016 All rights reserved. MG18C702...

  • Page 121: Index

    FC with Modbus RTU..............82 Control structure closed loop............27 Protocol overview................82 Control structure open loop............. 26 Feedback conversion................28 Controlling fan..................13 Field mounting..................104 Controlling pump................. 13 Flow meter....................23 MG18C702 Danfoss A/S © 04/2016 All rights reserved.
  • Page 122 Load sharing................... 11 PELV, protective extra low voltage..........42 Local (hand on) control..............26 PI adjustment, manual................ 30 Local speed determination............... 23 PNU......................84 Low evaporator temperature............23 Power factor....................9 Primary pump..................23 Danfoss A/S © 04/2016 All rights reserved. MG18C702...
  • Page 123 Status word..................... 97 Switching on the output..............43 Telegram length (LGE)................. 83 Terminals Terminal 50..................115 THD......................40 Thermal protection................10 Thermal protection, motor............... 44 Thermistor....................7 Throttling valve..................22 Total voltage distortion..............40 MG18C702 Danfoss A/S © 04/2016 All rights reserved.
  • Page 124 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 trademarks in this material are property of the respective companies.

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