Danfoss VLT Series Quick Manual
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Danfoss VLT Series Quick Manual

Hvac basic drive cascade controller
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Download this manual See also: Programming Manual, Installation Manual
MAKING MODERN LIVING POSSIBLE
Quick Guide
®
VLT
HVAC Basic Drive
Cascade Controller

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Summary of Contents for Danfoss VLT Series

  • Page 1 MAKING MODERN LIVING POSSIBLE Quick Guide ® HVAC Basic Drive Cascade Controller...

  • Page 3: Table Of Contents

    1.7 Warnings and Alarms 1.8.1 Mains Supply 3x380-480 V AC 1.8.2 EMC Test Results 1.9 Special Conditions 1.9.1 Derating for Ambient Temperature and Switching Frequency 1.9.2 Derating for Low Air Pressure ® MG18F402 - VLT is a registered Danfoss trademark...

  • Page 4: Quick Guide

    Installation at high altitudes the Discharge Time table. Failure to wait the specified time For altitudes above 2 km, contact Danfoss regarding PELV. after power has been removed before doing service or repair could result in death or serious injury.

  • Page 5: Introduction

    Illustration 1.1 IP20 0.37-22 kW 380-480 V EMC screw Table 1.2 Legend to Illustration 1.1 On all units, set 14-50 RFI filter to Off when operating in IT mains. CAUTION If reinserted, only use M3x12 screw. ® MG18F402 - VLT is a registered Danfoss trademark...

  • Page 6: Side-By-Side Installation

    IP20 55-75 kW/ 200/7.9 100-120 hp IP20 90 kW/ 225/8.9 125 hp Table 1.4 NOTE With IP21/Nema Type1 option kit mounted, a distance of 50 mm between the units is required. ® MG18F402 - VLT is a registered Danfoss trademark...

  • Page 7: Mechanical Dimensions

    Table 1.7: Enclosure Clearance needed for free air passage [mm] Frame IP class Above unit Below unit Table 1.7 Clearance Needed for Free Air Passage ® MG18F402 - VLT is a registered Danfoss trademark...

  • Page 8: Electrical Installation In General

    Also see EMC-Correct Installation in the Design Guide. Mount the earth wires to earth terminal. Connect motor to terminals U, V and W. Mount mains supply to terminals L1, L2 and L3 and tighten. ® MG18F402 - VLT is a registered Danfoss trademark...
  • Page 9 Illustration 1.2 IP20 380-480 V, 0.37-22 kW Line Earth Motor Relays Table 1.9 Legend to Illustration 1.2 Illustration 1.4 IP20 380-480 V, 55-75 kW Line Relays Earth Motor Table 1.11 Legend to Illustration 1.4 ® MG18F402 - VLT is a registered Danfoss trademark...

  • Page 10: Fuses

    General points to be observed to ensure EMC-correct electrical installation. Short circuit protection Danfoss recommends using the fuses mentioned in the • following tables to protect service personnel or other Use only screened/armoured motor cables and equipment in case of an internal failure in the unit or screened/armoured control cables.
  • Page 11 Mains-supply and between mains motor cable Reinforced protective earth Illustration 1.6 EMC-correct Electrical Installation, FCM 106 NOTE For North America use metal conduits instead of shielded cables. ® MG18F402 - VLT is a registered Danfoss trademark...

  • Page 12: Location Of Control Terminals

    27 29 42 45 50 53 54 0/4-20mA A OUT / DIG OUT 0/4-20mA A OUT / DIG OUT 12 20 55 COM A IN COM DIG IN Illustration 1.9 Control Terminals ® MG18F402 - VLT is a registered Danfoss trademark...

  • Page 13: Electrical Overview

    61 on 116,117 and 118 unites 24V (NPN) OV (PNP) (PNP)-Source (NPN)-Sink Illustration 1.10 Electrical Overview NOTE There is no access to UDC- and UDC+ on the following units: IP20 380-480 V, 30-90 kW ® MG18F402 - VLT is a registered Danfoss trademark...

  • Page 14: Programming

    Motor direction is shown to the bottom left of the display Software. This software can either be ordered using code – indicated by a small arrow pointing either clockwise or number 130B1000 or downloaded from the Danfoss Web counterclockwise. site: www.danfoss.com/BusinessAreas/DrivesSolutions/softwar-...

  • Page 15: The Start-Up Wizard For Open Loop Applications

    Press [OK] to start the wizard. If [Back] is pressed, the frequency converter returns to the status screen. Press OK to start Wizard Push Back to skip it Setup 1 Illustration 1.13 ® MG18F402 - VLT is a registered Danfoss trademark...
  • Page 16 AMA running AMA Failed Wizard completed Press OK ----- Press OK to accept Setup 1 Setup 1 Setup 1 0.0 Hz 0.0 kW Setup 1 AMA failed AMA OK Illustration 1.14 ® MG18F402 - VLT is a registered Danfoss trademark...
  • Page 17 1-40 Força Contra Eletro- 10-9000 Size related Line-Line RMS back EMF voltage at 1000 RPM. motriz em 1000RPM 1-73 Flying Start When PM is selected, Flying Start is enabled and can not disable. ® MG18F402 - VLT is a registered Danfoss trademark...
  • Page 18 Current reference value. 6-19 Terminal 53 mode [0] Current Select if terminal 53 is used for current- or voltage [1] Voltage input. Table 1.17 The Start-up Wizard for Open Loop Applications ® MG18F402 - VLT is a registered Danfoss trademark...
  • Page 19 6-21 T54 high Voltage 0220 13.30 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 1.15 ® MG18F402 - VLT is a registered Danfoss trademark...
  • Page 20 Select if terminal 54 is used for current- or [1] Voltage voltage input. 6-20 Terminal 54 Low Voltage 0-10 V 0.07 V Enter the voltage that corresponds to the low reference value. ® MG18F402 - VLT is a registered Danfoss trademark...
  • Page 21 1-20 Motor 0.12-110 kW/ Size related Enter motor Power 0.16-150 hp power from nameplate data. 1-22 Motor 50.0-1000.0 V Size related Enter motor Voltage voltage from nameplate data. ® MG18F402 - VLT is a registered Danfoss trademark...
  • Page 22 Size related Ramp down time Ramp Down from rated Time 1-23 Motor Frequency to 0. 4-12 Motor 0.0-400 Hz 0.0 Hz Enter the Speed Low minimum limit Limit [Hz] for low speed. ® MG18F402 - VLT is a registered Danfoss trademark...

  • Page 23: Cascade Controller

    The alternation of the lead pump can take place at a command signal or at staging (adding lag pump). The command can be a manual alternation or an alternation event signal. If the alternation event is selected, ® MG18F402 - VLT is a registered Danfoss trademark...

  • Page 24: System Status And Operation

    [Auto On] Starts and stops according to commands via Staging/Destaging terminals or serial bus cascade controller only can work when drive in "Auto ON" mode Table 1.21 Function of Keys on LCP ® MG18F402 - VLT is a registered Danfoss trademark...

  • Page 25: Cascade Control Wizard

    P25-59 (Run on Mains Delay) (0.1)-5.0 *0.1 Expression limit P25-20 (Staging Bandwidth) (100)% *10% 1 - Expression limit P25-21(Override Bandwidth) (100)-100% *100% Expression limit Illustration 1.18 Cascade Control Wizard (Recommended Logistic) ® MG18F402 - VLT is a registered Danfoss trademark...

  • Page 26: Cascade Control Connection

    When 25-04 Pump Cycling=[1] Enable: maximum 4 When 25-04 Pump Cycling=[1] Enable: maximum 3 pumps. pumps. 2 relays and 2 digital outputs are available. 2 relays, 2 digital outputs and 2 analog outputs are available. ® MG18F402 - VLT is a registered Danfoss trademark...

  • Page 27: Main Menu Structure

    ® Quick Guide HVAC Basic Drive Cascade Controller Quick Guide ® MG18F402 - VLT is a registered Danfoss trademark...
  • Page 28 ® Quick Guide HVAC Basic Drive Cascade Controller Quick Guide ® MG18F402 - VLT is a registered Danfoss trademark...

  • Page 29: Warnings And Alarms

    Phase Function. Motor phase W is missing. Check the phase. See 4-58 Missing W phase loss Motor Phase Function. Internal fault Contact your local Danfoss supplier. Overload on Terminal 27, Digital Output Overload on Terminal 27, Digital Output. Overload on...
  • Page 30 Exceeded Fire Mode has suppressed one or more warranty voiding alarms. The power or switch mode power supply has been exchanged. (Only on 400 V 30-90 kW units). Contact your local Danfoss New sparepart supplier. The frequency converter has a new type code (only on 400 V, New Typecode 30-90 kW units).

  • Page 31: Mains Supply 3X380-480 V Ac

    ® Quick Guide HVAC Basic Drive Cascade Controller Quick Guide 1.8.1 Mains Supply 3x380-480 V AC ® MG18F402 - VLT is a registered Danfoss trademark...
  • Page 32 ® Quick Guide HVAC Basic Drive Cascade Controller Quick Guide ® MG18F402 - VLT is a registered Danfoss trademark...

  • Page 33: Emc Test Results

    The unit is suitable for use on a circuit capable of delivering not more than 100.000 RMS symmetrical Amperes, 240/480 V maximum. Motor output (U, V, W) Output voltage 0-100% of supply voltage plus Output frequency 0-200 Hz (VVC ), 0-400 Hz (u/f) Switching on output Unlimited Ramp times 0.05-3600 s ® MG18F402 - VLT is a registered Danfoss trademark...
  • Page 34 Max. voltage at analog output 17 V Accuracy on analog output Max. error: 0.4% of full scale Resolution on analog output 10 bit Terminal 42 and 45 can also be programmed as digital outputs. ® MG18F402 - VLT is a registered Danfoss trademark...
  • Page 35 Minimum ambient temperature at reduced performance, enclosure frame H6-H10 -30 to +65/70 °C Temperature during storage/transport Maximum altitude above sea level without derating 1000 m Maximum altitude above sea level with derating 3000 m ® MG18F402 - VLT is a registered Danfoss trademark...

  • Page 36: Special Conditions

    1.9.2 Derating for Low Air Pressure The cooling capability of air is decreased at low air pressure. For altitudes above 2000 m, contact Danfoss regarding PELV. Below 1000 m altitude no de-rating is necessary, but above 1000 m the ambient temperature or the maximum output current should be decreased.
  • Page 37 130R0265 MG18F402 Rev. 2012-08-31 *MG18F402*...

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