4 Functional Description
Contents
1. tions 4 SZ FAULHABER 1 Important Information 1 3 Ambient conditions CAUTION CAUTION NOTE CAUTION Shock loads The noise emitted is increased and the life of the ball bearings and therefore of the motor becomes limited if they are exposed to impacts gt The motors can still function if it is not exposed to higher shock loads than defined according to EN 60068 2 27 gt The motors may not be exposed to higher vibratory stresses than defined according to EN 60068 2 6 Risk of damage If the motors are installed on the mounting flange the mounting flange can be damaged by high radial loads or stresses on the motor or by screws tightened with excessive torque gt Tighten the screws with maximum 40 Ncm Note the strength of the screws Service life The full life is reached if the motor is not exposed to shock or vibration loads Risk of damage The ribbon cables may be damaged if the static or dynamic load is too high gt The pull tension on the cable must not exceed 20 N in any direction for the 1525 BRC and 30 N for the 3153 BRC If the cable is subjected to continuous tensile loading the limit is 11 N for the 1525 BRC and 17 N for the 3153 BRC gt In case of frequent bending the recommended minimum bending radius is 10 mm The possible number of bending cycles increases with increasing bending radius gt If the radii are small the cable may not be bent several times as ot2. Up SZ FAULHABER 4 Functional Description 4 1 Connection diagram Two examples are given and are intended to clearly explain the operating modes of the brushless DC motors The figures given refer to a motor with a nominal voltage of 12 V Electronic speed control Ie 12V Io BE Zn e 6VDC e gt O ca 600 Hz The motor rotates counter clockwise with approx 12000 rpm The speed is electronically controlled External speed control gt 12 V DC 1 7 18V DC gt a han lt lt o ca 190 Hz Up Umot GND Unset DIR FG The motor rotates e g with approx 3800 rpm in a clockwise direction The speed is controlled via the motor voltage Umot Approx 190 Hz is measured at the frequency output FG 190 pulses sec 63 3 U sec 63 3 U sec 3800 rpm 14 Y SZ FAULHABER 4 4 Functional Description 4 2 Connection functions The 1525 BRC and the 3153 BRC supports the following functions and or operating modes m Control of the speed through the voltage at the command value input m Control of the speed through the coil voltage m Control of the direction of rotation at the switch input m Reading out the speed signal at the frequency output Up core 1 red Supply voltage for the electronics Voltage range See product data sheet Umo core 2 Sup
3. All connection leads may not exceed a length of 3 m Optimisation of performance with respect to emission and immunity requires the additional EMC measures m Ensuring the necessary immunity in industrial uses can require use of an EMC suppressor circuit Motor designation Use environment Interference type Action Brushless DC Motor Industrial environment Immunity EMC suppressor circuit This table shows which additional EMC measures can be implemented to optimise the behaviour of the equipment in the intended environment with regard to immunity The units are intended for industrial use only If the devices are used in the home in business or in commerce or in a small business appropriate measures must be taken to ensure that the emitted interference is below the permitted limits 3 2 1 Description of the EMC measures The EMC suppressor circuit Circuit diagram 1 Ss U C1 Ceramic capacitor 220 nF C2 Ceramic capacitor 220 nF gt Umot E BG e GND C gt e Unset gt e DIR Capacitor C1 If the ceramic capacitor C1 is used malfunctions can occur in PWMniarget operating mode gt Use signal source with low internal resistance in PWMntarget operating mode Capacitor C2 If using the ceramic capacitor C2 a firmware update with the Motion Manager PC firmware may no longer be possible gt Remove the C2 capacitor when updating the firmware 12 Y IA FAULHABER 4 3 Installation 3 2 EMC comp
4. current limiting is not to heat the motor above the thermally allowable tempera ture by selecting a suitable continuous current On the other hand a high load should be temporar ily possible in order to enable very dynamic movements m Peak current Imax The current is limited to the peak current as long as the thermal current model calculates a non critical temperature E Continuous current kont If the thermal current model reaches a critical temperature the motor is switched to continuous cur rent N limitation envelope curve TModel The aim of this so called I t current limiting is not to heat the motor above the thermally allowable temperature by selecting a suitable continuous current On the other hand short term high load should be possible to enable very dynamic movements to be realised 17 Y YX FAULHABER 4 4 Functional Description 4 2 Connection functions 4 2 2 Overtemperature cut off The motor is deactivated if the temperature of the electronics exceeds the specified limit value The following condition must be fulfilled to reactivate the motor m Temperature below the specified limit value 4 2 3 Effect of pulse width modulation PWM The power output stage of the 1525 BRC and the 3153 BRC operates with so called pulse width modulation PWM Here at a fixed frequency the PWM frequency the duty cycle between the on time and off time make break time is set according to
5. driven mechanism gt Cover rotating and moving parts with appropriate devices Risk of injuries Depending on the load and ambient temperature very high temperatures can occur on the surface of the unit gt Contact protection must be provided if necessary 19 Y YX FAULHABER 4 6 EC Product Safety Directives REGULATION The following EC Product Saftey Directives are important for users of the described products Machinery Directive 2006 42 EC Due to their small size small standard electrical drives cannot cause any noteworthy risk of injuries to people Therefore the Machinery Directive does not apply to our products The products described here are not part machines or incomplete machines Therefore Faulhaber does not provide a standard Declaration of Incorporation Low Voltage Directive 2006 95 EC It applies to all electrical equipment with a nominal voltage from 75 to 1 500 V DC or from 50 to 1 000 V AC The products described in this technical manual do not fall within the scope of this Direc tive as they are designed for smaller voltages EMC Directive 2014 30 EU The Electromagnetic Compatibility EMC Directive applies to all electronic and electrical equipment plant and systems sold to end users consumers In addition CE marking can be undertaken for built in components according to the EMC Directive Compliance is documented by the Declaration of Conformity 20 Uf
6. magnet rotor as well as the electronic commutation system The rotor position is detected without sensors The 1525 BRC and the 3153 BRC are supplied without product specific accessories The motors offers the following functions m Control of the speed through setpoint value input or control of the speed through the motor voltage m Switchover of direction of rotation via switch input m Reading out the speed signal via the frequency output 2 Description Up SZ FAULHABER 2 1 General prduct description 1 Rear Cover 2 Drive Electronics 3 Flat cable 4 Housing 5 Coil 6 Spring washer 11 7 Ball bearing 8 Magnet 9 Rotor back iron 10 Shaft 11 Front flange 4 SZ FAULHABER 3 Installation 3 1 Assembly CAUTION The 1525 BRC and the 3153 BRC must be installed according to certain specifications to prevent malfunctions and damage Material damage Improper installation or installation with unsuitable fixing materials can disrupt the function and or damage the motors gt Observe the following assembly instructions Ambient conditions The 1525 BRC and 3153 BRC may not be used in a close fitting metal housing tube This can have a negative effect on the motor output Depending on their use the 1525 BRC and 3153 BRC motors can become hot Appropriate heat dissipation options must be provided Shaft loads When pressing parts onto the motor shaft n
7. the controller output value The advantage of this technique is that the losses that occur in the control electronics are very low By contrast the losses in a linear output stage can be very high and it becomes hot When PWM is used the motor s inductance is used as a filter for the current The PWM frequency should therefore be high enough to filter the current adequately A PWM frequency that is too low for a certain motor causes the motor to operate with a poorer efficiency than would be the case in direct voltage mode 18 Y YX FAULHABER 4 5 Operation 5 1 Powering on CAUTION CAUTION Before starting up the 1525 BRC or the 3153 BRC together with a mechanism the following points must be checked m The drive has been installed according to the specifications m The ribbon cable of the motor is connected according to the requirements risk of polarity reversal and is laid so that it cannot be damaged during operation The maximum load values must be noted and observed see section 1 3 Ambient conditions Lengthening the connection leads can affect the function and properties with respect to EMC All connection leads may not exceed a length of 3 m m The connected mechanism is installed free of blockages m The loads and stresses on the shaft axial radial and torques are within the specified values Risk of injuries A risk of injuries can result from protruding rotating or moving parts of the
8. 7A FAULHABER 7 Warranty Note Dr Fritz Faulhaber GmbH amp Co KG products are produced to state of the art production methods and are subject to strict quality control All sales and deliveries made exclusively on the basis of our general Terms and Conditions of Business These are available to view and download on the FAULHABER homepage at www faulhaber com agb 21 A FAULHABER ZZ D Notes 22 A FAULHABER ZZ D Notes 23 Z 7A FAULHABER DR FRITZ FAULHABER GMBH amp CO KG KG Antriebssysteme Daimlerstra e 23 25 71101 Sch naich Germany Tel 49 0 7031 638 0 MA05046 English 2nd issue 04 2015 Fax 449 0 7031 638 100 DR FRITZ FAULHABER GMBH amp CO KG info faulhaber de Subject to change without notice www faulhaber com
9. SZ FAULHABER Brushless DC Motors Series 1525 BRC 3153 BRC Technical Manual WE CREATE MOTION Y IA FAULHABER 4 Imprint Version 2nd issue 13 04 2015 Copyright by Dr Fritz Faulhaber GmbH amp Co KG Daimlerstr 23 25 71101 Sch naich All rights reserved including those to the translation No part of this description may be duplicated repro duced stored in an information system or processed or transferred in any other form without prior express writ ten permission of Dr Fritz Faulhaber GmbH amp Co KG This technical manual has been prepared with care Dr Fritz Faulhaber GmbH amp Co KG cannot accept any liability for any errors in this technical manual or for the consequences of such errors Equally no liability can be accepted for direct or consequential damages resulting from improper use of the equipment The relevant regulations regarding safety engineering and interference suppression as well as the requirements specified in this technical manual are to be noted and fol lowed when using the software Subject to change without notice The respective current version of this technical manual is available on FAULHABER s internet site www faulhaber com Y SZ FAULHABER 4 Table of Contents 1 Important Information 4 1 1 Symbols used in this technical manual 4 1 2 Safety instructions 5 1 3 Ambient conditions 6 1 4 __Service Maintenance 7 1 5 Troubleshooti
10. al pull up resistance between FG and the supply voltage Ur conducted electromagnetic RF interference which affect the supply voltage can drastically worsen the frequency signal If operated properly and as intended the speed and direct of rotation of the motor are not impaired by this interference 16 4 SZ FAULHABER 4 Functional Description 4 2 Connection functions 4 2 1 Pt current limiting The 1525 BRC and the the 3153 BRC are equipped with current limiting which enables a certain degree of motor protection to be achieved How the current limiting works When the motor starts the peak current is preset as the set point value for the current controller As the load increases the current in the motor constantly increases until it finally reaches the peak cur rent The current controller then comes into operation and limits the current to this set point A thermal current model operating in parallel calculates a temperature from the actual flowing current If this model temperature exceeds a critical value continuous current is switched to and the motor current is regulated to this Only when the load becomes so small th at the temperature falls below the critical model temperature is peak current permitted again The following diagram shows how the current limiting functions by means of an envelope curve limiting The current may not rise above the values along this envelope curve The aim of this so called l t
11. atible installation NOTE Circuit diagram 2 gt Up Separate suppressor diodes D1 D2 for Ur and Umot if they 7XD1 have separate supply voltages rn a k2 gt Ume If only one supply voltage is used bridge between Ur and 4 e GND Umot one suppressor diode D1 is sufficient D1 and D2 e g 0 10VDC P6KE33A from STMicroelectronics eee Unset amp FG Exceptions It may not be necessary to implement the additional EMC measures named If the motor is fed e g from a CE conforming power supply unit the EMC suppressor circuit can be dispensable In this case the power supply unit takes on the function of the EMC suppressor circuit according to circuit diagram 2 3 3 Connector pin assignment CAUTION The 1525 BRC and the 3153 BRC are equipped with a six position connection cable Electronic damage ESD protection Electrostatic discharges at the connection pin assignment of the ribbon cable can result in irreparable damage to the motor gt It may only be processed in ESD protected workplaces Incorrect connection of the cores can cause damage to or destruction of the electronics Connect the connections in accordance with the connector pin assignment see table Connection pin assignment of the ribbon cable Core Description Function 1 red Up elektronic supply 2 Umot coil supply 3 GND ground 4 Unsoll speed command 5 DIR direction of rotation 6 FG frequency output 13
12. herwise the Litz wires will break The bending radii if laid once must be larger than 1 2 mm gt The cable may not be bent at temperatures lt 10 C Y SZ FAULHABER 4 1 Important Information 1 4 Service Maintenance The brushless DC motors 1525 BRC and 3153 BRC are designed to be maintenance free No maintenance measures are necessary 1 5 Troubleshooting If operated as indicated in this manual the brushless DC motors 1525 BRC and 3153 BRC will function trouble free If malfunctions occur during proper intended use please contact your responsible partner Y YX FAULHABER 4 2 Description 2 1 General product description Product information XX XX XX xxx BRC Commutation type brushless with integrated electronics 009 Supply voltage of the motor 9 V 012 Supply voltage of the motor 12 V 015 Supply voltage of the motor 15 V 024 Supply voltage of the motor 24 V U Shaft diameter 2 mm K Shaft diameter 4 mm 25 Motor length 25 mm 53 Motor length 53 mm 15 Motor diameter 15 mm 31 Motor diameter 31 mm The 1525 BRC and 3153 BRC motors are electronically commutated brushless DC motors Com pared to mechanically commuted electric motors its main outstanding feature is a much longer life The motor is based on the self supporting coil technology FAULHABER system and essentially con sists of a three phase winding stator a two pole permanent
13. in slight physical injuries or material damage gt This arrow points out the appropriate precautions Regulations guidelines and directives This pictogram with the wording Regulation indicates a statutory regulation guideline or directive which must be observed in the respective context of the text Note This Note pictogram provides tips and recommendations for use and handling of the component Y YX FAULHABER 4 1 Important Information 1 2 Safety instructions Observance of the following safety instructions is prerequisite for trouble free and safe operation of the products Therefore please carefully read through all the notes and follow them when using the motors Intended use The motors 1525 BRC and 3153 BRC are designed as drives for small mechanisms and for continuous running applications e g pump fan or scanner drives They may not be used for pur poses such as braking or holding a mechanism holding torque m The motors contains magnetic and electromagnetic components Any effects as well as the specific relevant national regulations must be taken into account when using the motor E The motors may not be used in environments where contact with water chemicals and or dust is possible or in potentially explosive atmospheres m The forces torques and accelerations acting on the motor are limited m Please ask the manufacturer for information about individual use under special ambient condi
14. ng 7 2 Description 8 2 1 General product description 8 3 Installation 10 3 1 Assembly 10 3 2 EMC compatible installation 12 3 2 1 Description of the EMC measures 12 3 3 Connector pin assignment 13 4 Functional Description 14 4 1 Connection diagram 14 4 2 Connection functions 15 4 2 1 12t current limiting 17 4 2 2 Overtemperature cut off 18 4 2 3 Effect of pulse width modulation PWM 18 5 Operation 19 5 1 Powering on 19 6 EC Product Safety Directives 20 7 Warranty 21 W YX FAULHABER 1 Important Information This technical manual describes the handling and operation of the following FAULHABER brushless DC motors 1525 BRC 3153 BRC m Please read through the complete technical manual before using the software Keep this technical manual in a safe place for later use The information given in this technical manual refers to the standard version of the motors Please refer to any additional information sheet provided in the event of differences in information due to a customer specific motor modification 1 1 Symbols used in this technical manual WARNING CAUTION REGULATION NOTE Warning This pictogram with the wording Warning indicates an imminent danger which can result in physical injuries gt This arrow points out the appropriate action to take to prevent the imminent danger Caution This pictogram with the wording Caution indicates an imminent danger which can result
15. ote the maximum allowable load values given on the data sheet Mounting flange The drive may only be fixed via the threaded bushes provided on the front flange We recommend locking the screws bolts Do not exceed the maximum allowable screw in depth as given on the product data sheet Correct Incorrect The motor is fixed by the screws on the mount The motor is clamped with a U bolt Risk of ing flange damage to the motor housing and motor blockage Kom SL SSA SSS hass ll 10 W IA FAULHABER 3 Installation 3 1 Assembly Electrical connection It is necessary to ensure that the ribbon cable is laid without risk of damage during installation and operation e g through chafing squeezing or too small bending radii The maximum load of the cable must be noted and observed See section 1 3 Ambient conditions Specialised staff These products are intended for use by trained professionals or experts in the use of small motors who are familiar with the relevant regulations and directives EMC Directive Low Voltage Directive Machinery Directive VDE Regulations or accident prevention regulations This user s manual should be carefully read before powering on the drive 11 Y YX FAULHABER 4 3 Installation 3 2 EMC compatible installation CAUTION NOTE NOTE Length of the connection leads The maximum length of the connection leads is limited gt
16. ply voltage for the motor winding Voltage range See product data sheet GND core 3 Common ground Unset core 4 Control voltage for the target velocity Voltage range See product data sheet Resolution 2000 rpm per 1 V for 1525 BRC and 1000 rpm per1 V for 3153 BRC limited by the no load speed at Un If Unset gt 10 V DC the speed control is deactivated The speed of the motor can then be influenced by changing the motor voltage Umot In this configuration the motor is operated with full control The input impedance of this cable is approx 25 kQ DIR core 5 Switch input for the motor s direction of rotation To earth or U lt 0 5 V anti clockwise U gt 3 0 V clockwise Maximum allowable level Upmax FG core 6 Frequency output Frequency output for reading out the actual motor speed Output voltage max Ur Current carrying capacity max 15 mA 15 Y SZ FAULHABER 4 4 Functional Description 4 2 Connection functions NOTE Signal setup 3 pulses per motor revolution Urs 1 revolution Pull up resistance An additional external pull up resistance can be connected to increase the edge steepness The maximum loadability of the digital output must be noted and observed See circuit diagram 3 l a N 1 ul i FG 3 P GND Due to the coupling of the intern
Download Pdf Manuals
Related Search