Küenle KFU 210 Series Quick Start Manual
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Küenle KFU 210 Series Quick Start Manual

Quick start manual for set-up
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Quick Start
Manual
for Set-up
Frequency Inverter
Series KFU 210- / 410-
0,25 to 9,2 kW – 230 V – KFU 210-
0,25 to 400 kW – 400 V – KFU 410-
>400 kW to 1,6 MW On Request

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Gökhan
July 29, 2025

İnvertör hata veriyor arda 5dk calısıyr bekleme yaparsa

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Summary of Contents for Küenle KFU 210 Series

  • Page 1 Quick Start Manual for Set-up Frequency Inverter Series KFU 210- / 410- 0,25 to 9,2 kW – 230 V – KFU 210- 0,25 to 400 kW – 400 V – KFU 410- >400 kW to 1,6 MW On Request...

  • Page 2: Table Of Contents

    KFU 210- / 410- TABLE OF CONTENTS General Information ................... 3     Safety Instructions ...................... 3     Designated use ......................5     Transport and strorage ....................5     After unpacking ......................5     Place of installation ..................... 6  ...
  • Page 3 KFU 210- / 410- Control unit messages ................39     Warning and error messages during operation ............39     Status messages during commissioning (SS…) ............41     Warning and error messages during commissioning (SA…/SF…) ......42    ...

  • Page 4: General Information

    KFU 210- / 410- 1 General Information This documentation describes the first steps for easy commissioning of frequency inverters series KFU 210- / 410-. This series can be recognized by its label on the case and the identification below the top cover. Position of the mark depends on the inverter...
  • Page 5 KFU 210- / 410- WARNING!  Do not touch the heat sink of the frequency inverter during operation. Danger of burns due to high surface temperatures.  Do not remove any covers of the frequency inverter during operation.  Please note that Küenle Antriebssysteme will not accept any responsibility for compatibility with third-party products (e.g.

  • Page 6: Designated Use

    KFU 210- / 410- Designated use The product is a frequency inverter. It is designed for  installation in machines and electrical equipment  industrial environments The frequency inverters are electrical drive components intended for stationary installation in electrical cabinets of industrial plants or machines.

  • Page 7: Place Of Installation

    KFU 210- / 410- Place of installation  In rooms without weather exposure.  Avoid direct insolation.  Avoid dust.  Not in the neighborhood of strong electromagnetic fields.  Not in the neighborhood of inflammable material.  Provide for sufficient cooling. Install a fan if the frequency inverter is installed in a closed electrical cabinet.

  • Page 8: Frequency Inverter - Type

    KFU 210- / 410- 2 Frequency inverter – type  Identify the type of frequency inverter.  Check if frequency inverter rated voltage matches the local mains voltage. Identifications on the data plate  Type identifier, e.g. KFU 410-075/37/1.5 xxxx 410: Rated voltage 400 V (or 210: = rated voltage 230 V) 075:...
  • Page 9 KFU 210- / 410- -645 355,0 kW Recommended power Identifier Size KFU 410: AC 3x400V -735 400,0 kW -1,0 0,25 kW -1,6 0,37 kW Recommended power -1,8 0,55 kW Identifier Size KFU 510: AC 3x525V KFU 610: AC 3x690V -2,4 0,75 kW -3,2 1,1 kW...

  • Page 10: Mechanical Installation

    KFU 210- / 410- 3 Mechanical Installation WARNING!  During installation, comply with the following installation and safety instructions as well as the installation and safety instructions of the co-applicable documents.  Mount the devices with sufficient clearance to other components so that the cooling air can circulate freely.

  • Page 11: Kfu 210 Sizes 3 And 4 (4,0 - 9,2 Kw) - Kfu 410 Sizes 3 And 4 (5,5 - 15 Kw)

    KFU 210- / 410- 3.1.2 KFU 210 sizes 3 and 4 (4,0 - 9,2 kW) – KFU 410 sizes 3 and 4 (5,5 – 15 kW) Top fixing bracket (screws M4x20) Bottom fixing bracket (screws M4x60) Screw fixing brackets to heat sink and mounting plate. 3.1.3 KFU 410 size 5 (18,5 –...

  • Page 12: Kfu 410 Size 6 (37 - 65 Kw)

    KFU 210- / 410- 3.1.4 KFU 410 size 6 (37 - 65 kW) Top screw fixture M5x20 Bottom screw fixture M5x20 Screw fixing brackets to heat sink of frequency inverter and mounting plate. 3.1.5 Dimensions without optional components Dimensions in mm Assenmbly dimensions in mm 0,25…1,1 210…230...

  • Page 13: Kfu 410 Size 7 (75 - 132 Kw)

    KFU 210- / 410- 3.1.6 KFU 410 size 7 (75 - 132 kW) The diameter of the fixing holes is 9 Screw the rear wall of the frequency inverter heat sink to the mounting plate. 3.1.7 Dimensions without optional components size 7 Dimensions in mm Assembly dimensions in mm KFU410...

  • Page 14: Kfu 410 / Kfu 510 / Kfu 610 Size 8 (160 - 400 Kw)

    KFU 210- / 410- 3.1.8 KFU 410 / KFU 510 / KFU 610 size 8 (160 – 400 kW) The diameter of the fixing holes is 8.5 Screw the rear wall of the frequency inverter heat sink to the mounting plate.

  • Page 15: Electrical Installation

    KFU 210- / 410- 4 Electrical installation DANGER !  The five safety rules must be complied with.  Disconnect the frequency inverter from mains voltage (AC and DC) and protect it against being energized unintentionally.  Verify safe isolation from power supply. ...

  • Page 16: Emc Information And Connection

    KFU 210- / 410- EMC information and connection The frequency inverter is designed according to the requirements and limit values of product norm EN 61800-3 with an interference immunity factor (EMI) for operation in industrial applications. Electromagnetic interference is to be avoided by expert installation and observation of the specific product information. Measures Install the frequency inverters and commutating chokes on a metal mounting panel.
  • Page 17 KFU 210- / 410- Mains connection The mains supply cable may be as long as required. To be separated from control, data and motor cable. DC-link connection The frequency inverter is to be connected to the same mains potential or a common direct voltage source.

  • Page 18: Kfu 210 (Up To 3,0 Kw) And 410 (Up To 4,0 Kw)

    KFU 210- / 410- Caution! The frequency inverters meet the requirements of the low-voltage directive 2006/95/EC and the requirements of the EMC directive 2004/108/EC. The EMC product standard EN 61800-3 relates to the drive system. The documentation provides information on how the applicable standards can be complied if the frequency inverter is a component of the drive system.

  • Page 19: Kfu 210 (4,0 To 9,2 Kw) And 410 (5,5 And 15,0 Kw)

    KFU 210- / 410- 4.1.2 KFU 210 (4,0 to 9,2 kW) and 410 (5,5 and 15,0 kW) Mains connection KFU 210-18,0 Motor connection Delta circuit Star circuit For connection of the ground conductor of the mains and motor cable, use the provided terminal connection options X1 and X2.

  • Page 20: Kfu 410 (18,5 To 30 Kw)

    KFU 210- / 410- 4.1.3 KFU 410 (18,5 to 30 kW) Mains connection Motor connection Delta circuit Star circuit For connection of the ground conductor of the mains and motor cable, use the provided terminal connection options X1 and X2. Other connection options for connecting the mains and motor cable are not permissible. For connection of a braking resistor, use terminals R and R...

  • Page 21: Kfu 410 (37 To 65 Kw)

    KFU 210- / 410- 4.1.4 KFU 410 (37 to 65 kW) Mains connection Motor connection Delta circuit Star circuit For connection of the ground conductor of the mains and motor cable, use the provided terminal connection options X1 and X2. Other connection options for connecting the mains and motor cable are not permissible. For connection of a braking resistor, use terminals R and R IP20 ingress protection rating is reached with the covers installed.

  • Page 22: Kfu 410 (75 To 132 Kw)

    KFU 210- / 410- 4.1.5 KFU 410 (75 to 132 kW) Mains connection Motor connection Connection of brake resistor with temperature switch Threaded bolt M8x20 IP20 ingress protection rating is reached with the covers installed. Make sure that the covers are always installed in operation.

  • Page 23: Kfu 410 / Kfu 510 / Kfu 610 (160 To 400 Kw)

    KFU 210- / 410- 4.1.6 KFU 410 / KFU 510 / KFU 610 (160 to 400 kW) Mains connection Mains connection 3 phases: 3 phases: 3ph/400V AC or 3ph/525V AC or 3ph/690V AC 6 phases*: 3ph/400V AC or 3ph/525V AC or 3ph/690V AC L2 L3 Mains connection 6 phases: L1.A...
  • Page 24 KFU 210- / 410- Threaded bolt M10x20 IP20 ingress protection rating is reached with the covers installed. Make sure that the covers are always installed in operation. * 6-phase connection must be done via the same mains feeders and a suitable transformer (e.g. one d and one y winding on secondary side) which shifts all phases by 30°...

  • Page 25: Control Terminals

    KFU 210- / 410- Control terminals Signal terminals X210 and X410 Caution! Power supply must be turned off before connecting control inputs and outputs. Non-compliance can destroy the device. NOTE In order to minimize electromagnetic faults and achieve good signal quality, connect the shield of the cable is to be connected to ground potential properly, i.e.

  • Page 26: Control Terminals X210A And X210B

    KFU 210- / 410- 4.2.1 Control terminals X210A and X210B Control terminal X210A X210A.1 Voltage output DC +20 V or input for external power supply DC 24 V ±10% X210A.2 GND 20 V/ GND 24 V (ext.) X210A.3 Digital input STOA (first shut-down path) X210A.4 Digital input Start clockwise...

  • Page 27: External 24 V Power Supply X210A.1 & X210A.2

    KFU 210- / 410- Technical data of control terminals Digital inputs (X210A.3 … X210B.2): Low Signal: DC 0 V … 3 V, High signal: DC 12 V … 30 V, Input resistance: 2.3 kΩ, response time: 2 ms (STOA and STOB: 10 ms), PLC compatible Digital output S1OUT (X210B.3): Low Signal: DC 0 V…...

  • Page 28: Control Terminal X10

    KFU 210- / 410- 4.2.3 Control terminal X10 Term. Description 1 ... 3 Relay output, floating change-over contact, response time approx. 40 ms, maximum contact load: make contact: AC 5 A / 240 V, DC 5 A (ohmic) / 24 V break contact: AC 3 A / 240 V, DC 1 A (ohmic) / 24 V X13 connection in KFU510 and KFU610...
  • Page 29 KFU 210- / 410-...

  • Page 30: Commissioning

    KFU 210- / 410- 5 Commissioning The frequency inverter may be connected to power supply every 60 s. If the unit is switched on more frequently, it may be damaged. This must be considered when operating a mains contactor in jog operation mode. ...
  • Page 31 KFU 210- / 410- If the setup was changed, the “SEtUP” message will be displayed again.  Confirm this message by pressing the ENT key in order to continue the commissioning procedure.  After initialization, confirm the selected configuration by pressing the ENT key. ...
  • Page 32 KFU 210- / 410- Further machine data are measured while the drive is at a standstill. These measurements will be entered automatically in the relevant parameters by the parameter identification feature.  Confirm the display "PAidE" by pressing the ENT key. ...
  • Page 33 KFU 210- / 410-...

  • Page 34: Parameter

    KFU 210- / 410- 6 Parameter Description of parameters The parameters are partly set via the guided commissioning. The following overviews refer to configurations 110 and 410. For additional configurations enabling setting of other parameters, refer to the Operating Instructions. 6.1.1 Adjustable parameters Parameters relevant to KFU Description...
  • Page 35 KFU 210- / 410- 420 Acceleration (Clockwise) The ramps define how quickly the output frequency is changed if the reference value changes or after a start, stop or brake Deceleration (Clockwise) Hz/s command. Op. Mode Multifunction Input The reference value at input MFI1 can be adjusted in this operation mode according to the connected signal source.

  • Page 36: Actual Value Parameters

    KFU 210- / 410- 6.1.2 Actual value parameters Parameters relevant to KFU Description Unit Explanation R.m.s Current Effective output current (motor current) of the frequency inverter calculated from the measurement in the three motor phases. Output Voltage Output voltage of frequency inverter modulated depending on the operating point of the motor Active Power Calculated power of the asynchronous motor at the current operating...
  • Page 37 KFU 210- / 410- Frequency Limit Motor Circuit 300% Breaker Integral Time 1 0 ms 60000 ms Current Limit 0.0 A üI üI Description Setting Factory setting 110 – sensor-less control sensor-less field oriented 410 – Configuration regulation For further configurations (incl. servo motors), refer to Operating Instructions.
  • Page 38 KFU 210- / 410- : Rated values of frequency inverter (listed in Operating Instructions in “Technical Data”), ü: overload capability of frequency inverter in Configurations 1xx, in Configurations 2xx, 4xx, 5xx, 6xx in Configurations 1xx, 4xx, 6xx in Configurations 2xx, 5xx (see Operating Instructions) machine-related...
  • Page 39 KFU 210- / 410-...

  • Page 40: Control Unit Messages

    KFU 210- / 410- 7 Control unit messages Status indication green Display Description Rotary field on motor no supply voltage initialization and self-test flashing off RUN flashing ready, no output signal operating message flashing RUN + WARN Operational message, current Warning 269 flashing flashing RUN + WARN Ready for operation, current Warning 269 flashing FAULT flashing Current Error 259 of frequency inverter...
  • Page 41 KFU 210- / 410- Error messages Meaning No fault has occurred. Overload Frequency inverter overloaded (60 s), check load behavior Short-term overload (1 s), check motor and application parameters Heat sink Heat sink temperature too high, check cooling system and fan. Temperature sensor defective or ambient temperature too low.

  • Page 42: Status Messages During Commissioning (Ss

    KFU 210- / 410- Safety fuction STO Diagnosis error of function STO; at least one of the shut-down paths STOA and STOB is defective. Check the devices connected to the shut-down paths; check wiring and EMC. Software self-diagnosis has detected an internal error. Parameter Error Environment 1 262 describes the cause of the error..

  • Page 43: Warning And Error Messages During Commissioning (Sa

    KFU 210- / 410- Warning and error messages during commissioning (SA…/SF…) Warning messages during guides commisioning Code Meaning / Measure SA000 No warning message present. SA001 The value of the parameter Rated Voltage 370 is out of the rated voltage range of the frequency inverter The maximum reference voltage is indicated on the nameplate of the frequency inverter.
  • Page 44 KFU 210- / 410- Errow messages during guided commissioning Code Meaning / Measure SF000 No Error SF001 The value entered for parameter 371 is too low. Correct the value. Rated Current SF002 The value for parameter 371 is too high, referred to parameters Rated Current Rated Mech.

  • Page 45: Technical Data

    KFU 210- / 410- 8 Technical Data Size 1 - KFU 210 (0,25 to 1,1 kW, 230 V) Type KFU 201 -1,6 -2,5 -3,0 -4,0 -5,4 Size Output, motorside Recommended motor shaft power 0,25 0,37 0,55 0,75 Output current Long-term overload current (60 s) Short-time overload current (1 s) Output voltage Maximum input voltage, three-phase...

  • Page 46: Size 2 Kfu 210 (0,25 To 1,1 Kw, 230 V)

    KFU 210- / 410- Size 2 KFU 210 (0,25 to 1,1 kW, 230 V) Type KFU 201 -7,0 -9,5 -12,5 Size Output, motorside Recommended motor shaft power 3,0 4) Output current 12,5 4) 5) Long-term overload current (60 s) 10,5 14,3 16,2 Short-time overload current (1 s)

  • Page 47: Size 3 And 4 Kfu 210 (4,0 To 9,2 Kw, 230 V)

    KFU 210- / 410- Size 3 and 4 KFU 210 (4,0 to 9,2 kW, 230 V) Type KFU 210 -18,0 -22,0 -32,0 -35,0 Size Output motorside Recommended motor shaft power Output current 18,0 22,0 32,0 35,0 Long-term overload current (60 s) 26,3 30,3 44,5...

  • Page 48: Size 1 Kfu 410 (1,85 To 4,0 Kw, 400 V)

    KFU 210- / 410- Size 1 KFU 410 (1,85 to 4,0 kW, 400 V) Type KFU 410 -1,0 -1,6 -1,8 -2,4 -3,2 -3,8 Size Output motorside Recommended motor shaft power 0,25 0,37 0,55 0,75 Output current Long-term overload current (60 s) Short-time overload current (1 s) Output voltage Maximum input voltage, three-phase...

  • Page 49: Size 2 Kfu 410 (1,85 To 4,0 Kw, 400 V)

    KFU 210- / 410- Size 2 KFU 410 (1,85 to 4,0 kW, 400 V) Type KFU 410 -4,2 -5,8 -7,8 -9,0 Size Output motor side Recommended motor shaft power 1,85 Output current Long-term overload current (60 s) 11,7 13,5 Short-time overload current (1 s) 11,6 15,6 18,0...

  • Page 50: Size 3 And 4 Kfu 410 (5,5 To 15,0 Kw, 400 V)

    KFU 210- / 410- Size 3 and 4 KFU 410 (5,5 to 15,0 kW, 400 V) Type KFU 410 -14,0 -18,0 Size Output, motor side Recommended motor shaft power 11,0 15,0 Output current 14,0 18,0 22,0 25,0 32,0 Long-term overload current (60 s) 21,0 26,3 30,3...

  • Page 51: Size 5 Kfu 410 (18,5 To 30,0 Kw, 400 V)

    KFU 210- / 410- Size 5 KFU 410 (18,5 to 30,0 kW, 400 V) KFU 410 Size Output, motor side Recommended motor shaft power 18,5 22,0 30,0 Output current 40,0 45,0 60,0 Long-term overload current (60 s) 60,0 67,5 90,0 Short-time overload current (1 s) 80,0 90,0...

  • Page 52: Size 6 Kfu 410 (37 To 65Kw, 400 V)

    KFU 210- / 410- Size 6 KFU 410 (37 to 65kW, 400 V) KFU 410 -110 -125 Size Output, motorside Recommended motor shaft power 37,0 45,0 55,0 65,0 Output current 75,0 90,0 110,0 125,0 Long-term overload current (60 s) 112,5 135,0 165,0 187,5...

  • Page 53: Size 7 Kfu 410 (75 To 132 Kw, 400 V)

    KFU 210- / 410- Size 7 KFU 410 (75 to 132 kW, 400 V) Type KFU 410 -150 -180 -210 -250 Size Output, motor side Recommended motor shaft power Output current Long-term overload current (60 s) Short-time overload current (1 s) Output voltage Maximum input voltage, three-phase Protection...

  • Page 54: Size 8 Kfu 410 (160 To 400 Kw, 400 V)

    KFU 210- / 410- 8.10 Size 8 KFU 410 (160 to 400 kW, 400 V) Type KFU 410 -305 -380 -475 -595 -645 -735 Size Output, motor side Recommended motor shaft power Output current eff. 1100 Long-term overload current (60 s) eff.

  • Page 55: Size 8 Kfu 510 (160 To 400 Kw, 525 V)

    KFU 210- / 410- 8.11 Size 8 KFU 510 (160 to 400 kW, 525 V) Type KFU 510 --230 -290 -360 -450 -490 -560 Size Output, motor side Recommended motor shaft power Output current eff. Long-term overload current (60 s) eff.

  • Page 56: Size 8 Kfu 610 (160 To 400 Kw, 690 V)

    KFU 210- / 410- 8.12 Size 8 KFU 610 (160 to 400 kW, 690 V) Type KFU 610 -180 -230 -280 -350 -400 -450 Size Output motor side Recommended motor shaft power Output current eff. Long-term overload current (60 s) eff.

This manual is also suitable for:

Kfu 410 seriesKfu 510 seriesKfu 610 series

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