Danfoss VLT Decentral Drive FCD 302 Design Manual
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Danfoss VLT Decentral Drive FCD 302 Design Manual

Danfoss VLT Decentral Drive FCD 302 Design Manual

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MAKING MODERN LIVING POSSIBLE
Design Guide
®
VLT
Decentral Drive FCD 302

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Summary of Contents for Danfoss VLT Decentral Drive FCD 302

  • Page 1 MAKING MODERN LIVING POSSIBLE Design Guide ® Decentral Drive FCD 302...

  • Page 2: Table Of Contents

    2.6 Mechanical Brake 2.6.1 Hoist Mechanical Brake 2.6.2 Brake Resistor Cabling 2.7 Brake Functions 2.7.1 Mechanical Holding Brake 2.7.2 Dynamic Braking 2.7.3 Selection of Brake Resistor 2.7.4 Control with Brake Function ® MG04H102 - VLT is a registered Danfoss trademark...
  • Page 3 3.4.1.5 Relay Output 3.4.2 Brake Resistors 3.4.2.1 Brake Resistors 10% 3.4.2.2 Brake Resistor 40% 3.4.3 Special Conditions 3.4.3.1 Manual Derating 3.4.3.2 Automatic Derating 3.4.3.3 Derating for Running at Low Speed 3.4.4 EMC ® MG04H102 - VLT is a registered Danfoss trademark...
  • Page 4 4.5.3 Control Structure in Flux with Motor Feedback 4.6 Local (Hand On) and Remote (Auto) Control 4.7 Programming of Torque Limit and Stop 4.8 Mechanical Brake 4.9 Safe Stop 4.9.1.1 Terminal 37 Safe Stop Function ® MG04H102 - VLT is a registered Danfoss trademark...
  • Page 5 5.3.2 Encoder Option MCB 102 5.3.3 Resolver Option MCB 103 6 Specifications 6.1 Mechanical Dimensions 6.2 Electrical Data and Wire Sizes 6.3 General Specifications 6.4 Efficiency 6.5.1 Acoustic Noise 6.6.1 dU/dt Conditions Index ® MG04H102 - VLT is a registered Danfoss trademark...

  • Page 6: Introduction

    The rated motor power (nameplate data). The maximum output current. The rated torque (motor). The rated output current supplied by the frequency converter. The instantaneous motor voltage. The maximum output voltage. Input: Control command ® MG04H102 - VLT is a registered Danfoss trademark...
  • Page 7 Set the maximum reference value in 3-03 Maximum Reference. The local control panel (LCP) comprises a complete interface for control and programming of the frequency converter. The LCP is detachable and can be installed up ® MG04H102 - VLT is a registered Danfoss trademark...
  • Page 8 I 1 2 + I 5 2 + I 7 2 + .. + I n 2 I RMS = Thermistor: In addition, a high power factor indicates that the different harmonic currents are low. ® MG04H102 - VLT is a registered Danfoss trademark...

  • Page 9: Symbols

    The “Protection mode” can be disabled by setting 14-26 Trip Delay at Inverter Fault to zero which means that the frequency converter will trip immediately if one of the hardware limits is exceeded. ® MG04H102 - VLT is a registered Danfoss trademark...

  • Page 10: Software Version

    However, if a frequency converter is supplied for The frequency converter is sold for installation in use in a machine, Danfoss provide information on safety a plant. The plant is built up by professionals of aspects relating to the frequency converter.

  • Page 11: Compliance With Emc Directive 2004/108/Ec

    The responsibility for the final EMC properties of the appliance, system or installation rests with the installer. As an aid to the installer, Danfoss has prepared EMC instal- lation guidelines for the Power Drive system. The standards and test levels stated for Power Drive systems are complied with, provided that the EMC-correct instructions for installation are followed, see 3.4.4 EMC.

  • Page 12: Product Overview

    In these cases cabling ® MG04H102 - VLT is a registered Danfoss trademark...

  • Page 13: Internal Current Control In Vvc Plus Mode

    This means that when the SLC starts, it evaluates event [0] (and only [0] event ) each scan interval. Only when [0] event is evaluated TRUE, will the SLC ® MG04H102 - VLT is a registered Danfoss trademark...
  • Page 14 5 s Illustration 2.7 Logic Rules then the drive continues and the warning disappears. Relay 1 remains triggered until pressing [Reset] on the LCP. Table 2.1 Using SLC to Set a Relay ® MG04H102 - VLT is a registered Danfoss trademark...

  • Page 15: Emc

    In order to reduce the interference level from the entire cable. system (unit+installation), make motor and brake cables as short as possible. Avoid placing cables with a sensitive ® MG04H102 - VLT is a registered Danfoss trademark...

  • Page 16: Emission Requirements

    Class A Group 1 (industrial environment) Table 2.4 Emission Limit Classes 2.2.4 Immunity Requirements environment. All Danfoss frequency converters comply with the requirements for the industrial environment and consequently comply also with the lower requirements for The immunity requirements for frequency converters home and office environment with a large safety margin.
  • Page 17 8 kV AD — — 10 V/m — 6 kV CD Table 2.5 EMC Immunity 1) Injection on cable shield AD: Air Discharge CD: Contact Discharge CM: Common Mode DM: Differential Mode ® MG04H102 - VLT is a registered Danfoss trademark...

  • Page 18: Reference Handling

    No function P 16-02 Analog ref. 200% Ref. in % Pulse ref. -200% Local bus ref. DigiPot No function Analog ref. Pulse ref. Local bus ref. DigiPot Illustration 2.9 Remote Reference ® MG04H102 - VLT is a registered Danfoss trademark...

  • Page 19: Reference Limits

    Illustration 2.10/Illustration 2.11 and the sum of all P 3-00 Reference Range= [0] Min to Max references is shown in Illustration 2.12. Resulting reference P 3-03 Sum of all P 3-02 references Illustration 2.12 Sum of all References ® MG04H102 - VLT is a registered Danfoss trademark...

  • Page 20: Scaling Of Preset References And Bus References

    Resource output (RPM) High reference/feedback 1500 value Resource input Terminal X low Terminal X high Low reference/feedback value -600 -1500 Illustration 2.13 Scaling of Analog and Pulse References and Feedback ® MG04H102 - VLT is a registered Danfoss trademark...

  • Page 21: Dead Band Around Zero

    P2 is placed in either High reference/feedback 1500 value Quadrant 1 or Quadrant 4. Resource Low reference/feedback input value Terminal X Terminal X high -1500 Quadrant 3 Quadrant 4 Illustration 2.15 Dead Band ® MG04H102 - VLT is a registered Danfoss trademark...
  • Page 22 Digital input Low No reversing High Reversing Limits Speed Setpoint according to min max speed.!!! Motor PID Range: Motor Motor -200 RPM control +200 RPM Illustration 2.17 Example 1 - Positive Reference ® MG04H102 - VLT is a registered Danfoss trademark...
  • Page 23 Low No reversing Digital input High Reversing Limits Speed Setpoint according to min max speed.!!! Motor PID Range: Motor Motor -200 RPM control +200 RPM Illustration 2.18 Example 2 - Positive Reference ® MG04H102 - VLT is a registered Danfoss trademark...
  • Page 24 -50,0% (-500 RPM) +50,0% (+500 RPM) Limits Speed to min max motor speed.!!! -500 No Dead Motor PID band Motor Motor control Illustration 2.19 Example 3 - Positive to Negative Reference ® MG04H102 - VLT is a registered Danfoss trademark...

  • Page 25: Galvanic Isolation (Pelv)

    Earth grounding must be reinforced in one of the electrical supply is of the PELV type and the installation is following ways: made as described in local/national regulations on PELV supplies. ® MG04H102 - VLT is a registered Danfoss trademark...

  • Page 26: Mechanical Brake

    PELV (Protective Extra Low Voltage), with the Installation at high altitude: exception of grounded Delta leg above 400 V. 380-500 V: At altitudes above 2 km, contact Danfoss regarding PELV. Galvanic (ensured) isolation is obtained by fulfilling 380-500 V: At altitudes above 3 km, contact Danfoss requirements for higher isolation and by providing the regarding PELV.

  • Page 27: Dynamic Braking

    90% of the cycle time will be used on dissipating excess heat. U dc 2 R br Ω = P peak NOTE where Ensure the resistor is designed to handle the required braking time. [%]xη xη peak motor motor ® MG04H102 - VLT is a registered Danfoss trademark...

  • Page 28: Control With Brake Function

    In this situation the ramp-down time is extended. The resistor brake circuit resistance selected should not be higher than that recommended by Danfoss. If a brake resistor with a higher ohmic value is selected, the 160% OVC can not be activated when running a PM motor...

  • Page 29: System Integration

    Rittal HD 2410.110/120/130. Hygienic-purpose cable glands ensure optimal ease of cleaningin the installation. NOTE Only frequency converters configured as hygienic enclosure designation, FCD 302 P XXX T4 W69, have the EHEDG certification. ® MG04H102 - VLT is a registered Danfoss trademark...

  • Page 30: Input: Mains-Side Dynamics

    1 Looping terminals temperature. Copper (75 °C) conductors are recommended. Table 3.2 Legend 3.2.1.2 Connection to Mains and Earthing For installation instructions and location of terminals refer to FCD 302 Operating Instructions, MG04F. ® MG04H102 - VLT is a registered Danfoss trademark...

  • Page 31: Relay Connection

    The following sections list the recommended rated current. Danfoss recommends fuse type gG and Danfoss CB 04-05 make (normally open) (Danfoss - CTI-25) circuit breakers. Other types of circuit 04-06 break (normally closed) breaker may be used provide they limit the energy into Table 3.3 Relay Settings...

  • Page 32: Ce Compliance

    Connect the motor cable screen to both the decoupling with IEC 60364. plate of the frequency converter and to the metal housing Danfoss recommends fuse size up to gG-25. This fuse size of the motor. is suitable for use on a circuit capable of delivering Make the screen connections with the largest possible 100,000 Arms (symmetrical), 480 V.

  • Page 33: Mains Disconnectors

    Specify the requirement when ordering. Illustration 3.9 and Illustration 3.10 show examples of configuration for the large unit. Illustration 3.9 Location of Service Switch, Mains Side, Large Unit, (IP66/Type 4X indoor) ® MG04H102 - VLT is a registered Danfoss trademark...

  • Page 34: Additional Motor Information

    3.3.3.2 Motor Thermal Protection The electronic thermal relay in the frequency converter has received UL-approval for single motor protection, when 1-90 Motor Thermal Protectionis set for ETR Trip and ® MG04H102 - VLT is a registered Danfoss trademark...

  • Page 35: Motor Bearing Currents

    When possible, the control unit may attempt to correct the ramp (2-17 Over-voltage Control. Use a dU/dt or sinus filter The inverter turns off to protect the transistors and the intermediate circuit capacitors when a certain voltage level is reached. ® MG04H102 - VLT is a registered Danfoss trademark...

  • Page 36: Motor Thermal Protection

    (Warning or trip). An external thermistor input is also available. ETR is an electronic feature that simulates a bimetal relay based on internal ® MG04H102 - VLT is a registered Danfoss trademark...

  • Page 37: Dip Switches

    Coast inverse (27) S201 - terminal 53 Illustration 3.13 Basic Wiring Example S202 - terminal 54 S801 - standard bus termination 3.4.1.4 Electrical Installation, Control Cables Profibus termination Fieldbus address Table 3.9 Legend ® MG04H102 - VLT is a registered Danfoss trademark...
  • Page 38 (terminal 20, 55, 39) to avoid ground currents from both groups affecting other groups. For example, switching on the digital input may disturb the analog input signal. ® MG04H102 - VLT is a registered Danfoss trademark...

  • Page 39: Relay Output

    Danfoss Brake resistors are available in 240 V AC at 2 amps. several types, for internal or external installation to the ®...

  • Page 40: Brake Resistors 10

    Ambient temperature – relevant for ambient temperatures above 50 °C 5.2.1 Ordering Numbers: Accessories. Contact Danfoss for the application note for tables and 3.4.2.1 Brake Resistors 10% elaboration. Only the case of running at low motor speeds is elaborated here.

  • Page 41: Emc

    See the section 2.2.2 EMC Test Results. Good engineering practice to ensure EMC-correct electrical installation: • Use only braided screened/armoured motor cables and braided screened/armoured control ® MG04H102 - VLT is a registered Danfoss trademark...
  • Page 42 Min. 200mm Motor cable between con- trol cables, motor cable and Mains-supply mains cable Motor, 3 phases and Reinforced protective earth Protective earth Illustration 3.18 EMC-correct Electrical Installation of a Frequency Converter ® MG04H102 - VLT is a registered Danfoss trademark...

  • Page 43: Earthing Of Screened Control Cables

    With very long control cables, ground loops may occur. To For further information, refer to: eliminate ground loops, connect one end of the screen-to- ground with a 100 nF capacitor (keeping leads short). ® MG04H102 - VLT is a registered Danfoss trademark...

  • Page 44: Mains Supply Interference/Harmonics

    DC- • Harmonic voltage distortion causes disturbance coils reduce the total harmonic distortion (THD) to 40%. to other loads and increase losses in other loads ® MG04H102 - VLT is a registered Danfoss trademark...

  • Page 45: Harmonic Limitation Standards And Requirements

    3.4.5.5 Harmonic Calculation Requirements Determining the degree of voltage pollution on the grid The requirements for harmonic limitation can be: and needed precaution is done with the Danfoss MCT31 • Application specific requirements calculation software. From www.danfoss.com the free tool ®...

  • Page 46: Safety Earth Connection

    (terminal 95), the cable cross-section must be at least 10 mm or 2 rated Set 1-11 Motor Model to 'Danfoss OGD LA10'. earth wires terminated separately. Step 4. Set speed limit and ramp times 3.4.6.4 Final Setup Check...

  • Page 47: Aggressive Environments

    An extra protection in such areas is a coating of the printed circuit boards, which can be ordered as an option. NOTE Mounting frequency converters in aggressive environments increases the risk of stoppages and considerably reduces the life of the converter. ® MG04H102 - VLT is a registered Danfoss trademark...

  • Page 48: Application Examples

    High Ref./Feedb. Value +10 V *=Default Value A IN Notes/comments: A IN Table 4.1 AMA with T27 Connected A OUT -10 - +10V U - I Table 4.3 Analog Speed Reference (Voltage) ® MG04H102 - VLT is a registered Danfoss trademark...
  • Page 49 27 is A IN not needed. A IN A OUT Latched Start (18) Stop Inverse (27) Illustration 4.2 Pulse Start/Stop Table 4.5 Start/Stop Command with Safe Stop ® MG04H102 - VLT is a registered Danfoss trademark...
  • Page 50 D IN +10 V D IN A IN D IN A IN +10 V A OUT A IN A IN A OUT Table 4.8 External Alarm Reset Table 4.10 Speed Up/Down ® MG04H102 - VLT is a registered Danfoss trademark...
  • Page 51 D IN +10 V A IN A IN A OUT RS-485 Table 4.11 RS-485 Network Connection CAUTION Thermistors must use reinforced or double insulation to meet PELV insulation requirements. ® MG04H102 - VLT is a registered Danfoss trademark...

  • Page 52: Encoder Connection

    [Reset] on setting up the encoder the basic settings for a closed loop the LCP. speed control system will be shown. Table 4.13 Using SLC to Set a Relay ® MG04H102 - VLT is a registered Danfoss trademark...

  • Page 53: Encoder Direction

    B. Counter Clockwise direction means channel B is 90 Table 4.15 Legend electrical degrees before A. The direction determined by looking into the shaft end. 4.4 PID Control ® MG04H102 - VLT is a registered Danfoss trademark...

  • Page 54: Speed Pid Control

    0-1500 RPM corresponding to 0-10 V over the potenti- ometer. Starting and stopping is controlled by a switch connected to terminal 18. The Speed PID monitors the actual RPM of the motor by using a 24 V (HTL) incremental ® MG04H102 - VLT is a registered Danfoss trademark...
  • Page 55 60 Hz (default 132 Hz) High Limit [RPM] 4-19 Max Output Frequency 4) Configure the Speed Control and select the Motor Control principle Activation of Speed Control 1-00 Configuration [1] Speed closed loop Mode ® MG04H102 - VLT is a registered Danfoss trademark...

  • Page 56: Tuning Pid Speed Control

    5 ms (lower encoder resolution calls for a higher filter value). Typically a Max Torque Ripple of 3 % is acceptable. For incremental encoders the Encoder Resolution is found in either 5-70 Term 32/33 Pulses per Revolution (24V HTL on ® MG04H102 - VLT is a registered Danfoss trademark...
  • Page 57 % [unit] [unit] [speed] To motor Scale to control speed -100% *(-1) Feedback 100% Handling % [unit] -100% P 7-30 P 4-10 normal/inverse Motor speed direction Illustration 4.9 Process PID Control Diagram ® MG04H102 - VLT is a registered Danfoss trademark...

  • Page 58: Example Of Process Pid Control

    Process PID Control. Table 4.20 Parameters are Relevant for the Process Control 4.4.6 Example of Process PID Control Illustration 4.10 is an example of a Process PID Control used in a ventilation system. ® MG04H102 - VLT is a registered Danfoss trademark...
  • Page 59 °C, 4 to 20 mA) connected to terminal 54. Switch increased as well, so as to generate more air. When the S202 set to ON (current input). temperature drops, the speed is reduced. The transmitter ® MG04H102 - VLT is a registered Danfoss trademark...
  • Page 60 Process PID Anti Wind-up 7-31 [1] On Process PID start speed 7-32 300 rpm Save parameters to LCP 0-50 [1] All to LCP Table 4.22 Example of Process PID Control Set-up ® MG04H102 - VLT is a registered Danfoss trademark...

  • Page 61: Ziegler Nichols Tuning Method

    Step 3: Measure the period of oscillation to obtain the becomes marginally stable. The corresponding gain (K ) is critical time constant, P called the ultimate gain. The period of the oscillation (P ® MG04H102 - VLT is a registered Danfoss trademark...

  • Page 62: Example Of Process Pid Control

    -5 to 35 °C with a potentiometer of 0 to 10 V. The °C, 4 to 20 mA) connected to terminal 54. Switch task of the process control is to maintain temperature at a S202 set to ON (current input). constant preset level. ® MG04H102 - VLT is a registered Danfoss trademark...

  • Page 63: Control Structures

    PID control. The Speed PID control parameters are located in the parameter group 7-0*. The resulting reference from the Speed PID control is sent to the motor control limited by the frequency limit. ® MG04H102 - VLT is a registered Danfoss trademark...

  • Page 64: Control Structure In Flux With Motor Feedback

    Select [2] Torque in 1-00 Configuration Mode to use the motor (set in 1-02 Flux Motor Feedback Source). resulting reference directly as a torque reference. Torque ® MG04H102 - VLT is a registered Danfoss trademark...

  • Page 65: Local (Hand On) And Remote (Auto) Control

    Remote. By selecting [0] Linked to Hand/Auto (default) the Auto reference site links to the active mode. (Hand Mode or All keys Local Local Auto Mode). All keys Remote Remote Table 4.25 Conditions for Local/Remote Reference Handling ® MG04H102 - VLT is a registered Danfoss trademark...

  • Page 66: Programming Of Torque Limit And Stop

    5-02 Terminal 29 Mode [1] Terminal 29 Mode Output 5-31 Terminal 29 Digital Output [27] Torque Limit & Stop [0] Relay output (Relay 1) 5-40 Function Relay [32] Mechanical Brake Control ® MG04H102 - VLT is a registered Danfoss trademark...

  • Page 67: Mechanical Brake

    Brake Speed [Hz] and only if the frequency motor. For example, due to the load being too converter carries out a stop command. heavy, or when the motor is not yet mounted. ® MG04H102 - VLT is a registered Danfoss trademark...

  • Page 68: Safe Stop

    Safe Torque Off (STO, as defined by EN IEC 61800-5-2 ) and SFF (Safe Failure Fraction) >99% Stop Category 0 (as defined in EN 60204-1 Danfoss has named this functionality Safe Stop. Before HFT (Hardware Fault Tolerance)=0 (1oo1 integration and use of Safe Stop in an installation, perform architecture)

  • Page 69: Terminal 37 Safe Stop Function

    The optional safe stop function • For synchronous and permanent magnet motor complies with the following standards. frequency converters, in a multiple IGBT power semiconductor failure: In spite of the activation of ® MG04H102 - VLT is a registered Danfoss trademark...
  • Page 70 If an external force effect can occur, provide additional measures to prevent any potential movement (for example, mechanical brakes). Illustration 4.23 Jumper between Terminal 12/13 (24 V) and 37 ® MG04H102 - VLT is a registered Danfoss trademark...
  • Page 71 STO will coast the frequency converter. NOTE When using the SS1 function, the brake ramp of the frequency converter is not monitored with respect to safety. ® MG04H102 - VLT is a registered Danfoss trademark...
  • Page 72 After activation of Safe Stop (that is, after the response time), the frequency converter coasts (stops creating a rotational field in the motor). The response time is typically less than 10ms. ® MG04H102 - VLT is a registered Danfoss trademark...

  • Page 73: Safe Stop Commissioning Test

    The test step is passed if the motor becomes operational installation or application involving the Safe Stop. again. The commissioning test is passed if both test steps 2.1 and 2.2 are passed. ® MG04H102 - VLT is a registered Danfoss trademark...
  • Page 74 Poles). The application using synchronous or permanent magnet motors must take this residual rotation into consideration and ensure that it does not pose a safety risk. This situation is not relevant for asynchronous motors. ® MG04H102 - VLT is a registered Danfoss trademark...

  • Page 75: Type Code And Selection Guide

    Reserved XXXXX For future use drive part) No D option 38-39 D option No brackets 24 V DC back-up input Brackets Flat brackets Table 5.1 Type Code Description 40 mm brackets ® MG04H102 - VLT is a registered Danfoss trademark...

  • Page 76: Drive Configurator

    Furthermore, establish a project list with several products and send it to a Danfoss sales representative. The Drive Configurator can be found on the global Internet site: www.danfoss.com/drives.

  • Page 77: Ordering Numbers

    4 mm 20 mm thread forming 3.5 mm 8 mm • Documentation Depending on options fitted, the box will contain one or two bags and one or more booklets. ® MG04H102 - VLT is a registered Danfoss trademark...

  • Page 78: Options And Accessories

    Decentral Drive FCD 302 • 5.3 Options and Accessories plus closed loop • Flux Vector Speed control Danfoss offers a wide range of options and accessories for • Flux Vector Torque control the frequency converter. • Permanent magnet motor 5.3.1 Fieldbus Options Supported encoder types: Incremental encoder: 5 V TTL type, RS422, max.

  • Page 79: Resolver Option Mcb 103

    Transformation ratio 17-53 Transformation Ratio: 0.1–1.1 *0.5 Secondary input Max 4 Vrms voltage Secondary load App. 10 kΩ Hiperface encoder ® Table 5.7 Resolver Option MCB 103 Specifications Illustration 5.3 Connections for Hiperface Encoder - 1 ® MG04H102 - VLT is a registered Danfoss trademark...
  • Page 80 LED 3 is on when Sinus signal is OK from resolver NOTE Always use screened motor cables and brake chopper The LEDs are active when 17-61 Feedback Signal Monitoring cables. is set to Warning or Trip. ® MG04H102 - VLT is a registered Danfoss trademark...
  • Page 81 Input capacitance load <10 uF Power-up delay <0.6 s The inputs are protected. Terminal numbers Terminal 35: - external 24 V DC supply. Terminal 36: + external 24 V DC supply. ® MG04H102 - VLT is a registered Danfoss trademark...

  • Page 82: Specifications

    ALARM Bus MS Illustration 6.2 Large Unit Motor side 1xM20, 1xM25 Control side 2xM20, 9xM16 Illustration 6.1 Small Unit Mains side 2xM25 Table 6.1 Legend Also used for 4xM12/6xM12 sensor/actuator sockets. ® MG04H102 - VLT is a registered Danfoss trademark...

  • Page 83: Electrical Data And Wire Sizes

    Continuous (3x441-480 V) [A] Intermittent (3x441-480 V) [A] Recommended max. fuse size* gG-25 Built-in circuit breaker (large unit) CTI-25M Danfoss part no.: 047B3151 Recommended circuit breaker (small unit) CTI-45MB Danfoss part no.: 047B3164 Power loss at max. load [W] Efficiency 0.93...
  • Page 84 100,000 RMS symmetrical Amperes, 500 V maximum. Circuit breaker The unit is suitable for use on a circuit capable of delivering not more than 10,000 RMS symmetrical Amperes, 500 V maximum. ® MG04H102 - VLT is a registered Danfoss trademark...

  • Page 85: General Specifications

    As a response to a critical level, the frequency converter can adjust the switching frequency and/ or change the switching pattern in order to ensure the performance of the drive. ® MG04H102 - VLT is a registered Danfoss trademark...
  • Page 86 10 bit (+ sign) Accuracy of analog inputs Max. error 0.5% of full scale Bandwidth 100 Hz The analog inputs are galvanically isolated from the supply voltage (PELV) and other high-voltage terminals. ® MG04H102 - VLT is a registered Danfoss trademark...
  • Page 87 Max. capacitive load at frequency output 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 ® MG04H102 - VLT is a registered Danfoss trademark...
  • Page 88 Vibration test for units with no circuit breaker 1.7 g RMS Mounts unit with integrated circuit breaker om a level, vibration-proof and torsionally rigid support structure Max. relative humidity 5%-95% (IEC 60 721-3-3; Class 3K3 (non-condensing) during operation ® MG04H102 - VLT is a registered Danfoss trademark...

  • Page 89: Efficiency

    The frequency converter also complies with IEC 60034-17 6.4 Efficiency regarding Norm motors controlled by frequency converters Contact Danfoss Hotline for measured values from Contact Danfoss Hotline for efficiency data. laboratory tests. 6.5.1 Acoustic Noise Contact Danfoss Hotline for acoustic noise data.

  • Page 90: Index

    Disconnectors................... 32 Digital Drop-out....................34 Inputs....................85 Supply..................... 5 Output....................86 Supply (L1, L2, L3)................84 Supply Interference................. 43 Disposal Instruction................10 Mechanical Drive Configurator................75 Dimensions..................81 Holding Brake..................25 ® MG04H102 - VLT is a registered Danfoss trademark...
  • Page 91 Scaling Of Analog And Pulse References And Feedback....19 Of Preset References And Bus References......19 Screened/armoured................31 Serial Communication................ 88 Short Circuit (Motor Phase – Phase)............34 Circuit Ratio..................43 ® MG04H102 - VLT is a registered Danfoss trademark...
  • Page 92 130R0320 MG04H102 Rev. 2012-05-08 *MG04H102*...

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