601-210D - NSG 3025 User Manual english.indd
Contents
1. Cable support Fan air outlet Ventilation slots Mains switch Mains input for generator power supply Voltage selector with fuse for the generator supply D sub 9 pin connector with auxiliary signals such as EUT FAIL PULSE TRIGGER and EXTERNAL TRIGGER 8 D sub 25 pin connector remote control RS 232 DCE without HW control lines 9600 baud 8 bit even parity 2 stop bit 9 D sub 37 pin connector for controlling an external coupling device such as CDN 131 151 or CDN 133 153 10 Earth screw for protective earth connection 11 EUT supply input 12 Connectors for interlock Option NOOR WN gt TASEO Advanced Test Solutions for EMC 17 18 4 INSTALLATION AND POWER SUPPLY E 4 1 Installation Apart from the power connections no further installation is necessary for manual operation of the instrument The test rig itself must however be configured precisely in accordance with the relevant standard and test plan to enable standard conform burst tests to be carried out An earth reference plane of at least 1 m is necessary while observing a minimum spacing from nearby walls of 0 5 m 4 2 Location A screened room Faraday cage is the only location that should be considered for running the generator Only trained authorised personnel without a heart pacemaker should be granted access The ambient conditions should be within the specifications of all the equipment involved An environment as p2. Setup RAMPING PERCENT 10 ABOUT START STOP FUNCTION NUMBER f T Selection 2 UNEAR 98999ms NUMBER PERCENT STATIC LOCAL spikes 10 USERI EUT P OFF START 10 EUT F OK STOP 201 W OFF ASYN OPTION MENUE COUPLING INT SEQ EUT F OK COUPLING EXT SEQ EUT F OK FREQ 2000kHz SPIKES 250 HV OFF FREQ 2000kHz SPIKES 250 HV OFF REP 10000ms ASYN INTL REP 10000ms 120 INTL TIMER 99999 sec mn j TIMER 99999 sec Cfr rh LEVEL COUPLING IER OPTIONS LEVEL COUPLING ER OPTIONS T T T T T I T Selection Selection Setection Setection Selection Selection Sele ction LEVEL1F Int LI ON 1s LEVELIP Int Lt ON is OFF OFF LEVELAN int SEQ L1 N PE 999995 LEVELAN Int SEQL1 N PE 99 999s USERI BtLi USER BtLi userss EtSEQLi USER 9 Ext SEQLI LOCAL voitace_ O 50kV useri EUT P OFF BURSTFREQUENCY 6 0 kHz EUT F OK PHASE BURST REPETITION 300 msec INTL NUMBER OF SPIKES 75 VOLTAGE FREQ PHASE HV OFF REP SPIKES OPTION MENUE LOCAL vortace_ 0 50kV LEVELIP EUT P OFF BURSTFREQUENCY 5 0 kHz EUT F OK PHASE ASYN W OFF BURST REPETITION 300 msec INTL m NUMBER OF SPIKES 75 PHASE Selection Selection Selection 1 LINEAR 0 1 255 NUMBER 99 9 PERCENT TESEQ NSG 3025 Serie Ni 000120 Boot Prom V01 02 Firmware V02 01 V01 04 BURSTGENERATOR PRINT Printout of the complete Set
3. NSG 3025 BURST GENERATOR USER MANUAL 601 2100 advanced Test Solutions for EMC NSG 3025 BURST GENERATOR USER MANUAL CONTENTS 1 1 1 2 1 3 1 4 1 5 1 6 2 1 2 2 2 3 3 1 3 2 3 2 1 3 2 2 4 1 4 2 4 3 4 3 1 4 3 2 4 4 4 4 1 4 4 2 4 4 3 4 5 4 6 Safety advice General Installation guidlines Test execution Dangers concerning the generator Dangers concerning the EUT Applicable safety standards Unpacking storage and transport General Storage and transport Unpacking Description of the instrument Introduction Operating elements Front panel Rear panel Installation and power supply Installation Location Power supply Instrument power supply EUT power supply Front panel connections Coupling via the pulse output Coupling clamp Verifying the pulse output EUT connection Connections to rear panel oNN 10 11 12 12 12 13 14 14 15 15 17 18 18 18 19 19 20 21 21 21 22 22 23 4 6 1 4 6 2 4 6 3 4 6 4 4 6 5 4 6 6 4 7 5 1 52 6 1 6 2 6 3 6 4 6 5 6 6 6 7 6 8 7 1 2 73 74 75 7 6 8 1 8 2 8 3 9 1 9 2 10 11 12 12 1 EUT supply Remote control port RS 232 Control input for external CDN nterlock Optional Trigger input and output EUT FAIL input ounting Block diagram HV circuit and HV pulse generator Coupling network Operating Local operation Operating states Main menu Options menu Ramping menu About men
4. TASEO Advanced Test Solutions for EMC 27 28 Each instrument is equipped with two 15 pin connectors which serve as the Interlock input and output respectively The Interlock circuit must always be terminated at both ends with the relevant conductors being looped through the various safety contacts in the system This is achieved automatically when using original Teseq accessories by making the connections to the Interlock connectors with 15 way standard cables wired on a 1 1 basis An arbitrary number of instruments and or accessory devices can be incor porated in the safety concept The high voltage and the EUT supply are only enabled if the safety conditions are fulfilled at every unit that is connected emergency stop button unlocked safety circuit closed etc The interlock function must be implemented for the control of warning lamps to comply with VDE 0104 Once the Interlock circuit is closed the instruments are able to be switched on and the red lamp lights up If an instrument is to be used without an external interlock contact then the two terminating connectors supplied must be inserted Signal levels Voltage 48 VDC max Current 20 mA min 1 A max Connector 15 pin sub D socket Max permissible cable length 3 m each screened safe operation is guaranteed up to 10 m Actuation is via potential free switch contacts All signals are active LOW i e switched to GND The pin out at the interlock input and output con
5. vorace 0 50KV user1 EUT P OFF COUPLING INT SEQ EUT F OK FREQ 1000kHz SPIKES 250 HV OFF REP 10000ms ASYN INTL _ _ TIMER 99999 sec CLU0 1 LEVEL COUPLING EUTP TIMER OPTIONS Selection Selection Selection Selection LEVELIP Int L1 ON Ts l OFF LEVEL4N Int SEQ L1 N PE 99 999s USER1 Ext L1 USER99 Ext SEQ L1 LEVEL Selects a test set up The Level definitions are according to IEC 61000 4 4 P Positive N Negative A Alternating Only the PHASE and the coupling paths are changeable LEVEL 1 500V 5 KHz 300 ms 75 Spikes LEVEL 2 1000 V 5 KHz 300 ms 75 Spikes LEVEL 3 2000 V 5 KHz 300 ms 75 Spikes LEVEL 4 4000 V 5 KHz 300 ms 75 Spikes USER The USER settings are freely definable set ups All parameters including rampings of the generator will be stored Ramping functions are only available in the USER set ups COUPLING Selects the coupling path INTernal means coupling the pulses to the internal CDN EXTernal goes to the PULSE OUTPUT If SEQuence is selected the pulses will be coupled to each path for the selected test time TASEO Advanced Test Solutions for EMC 40 EUT P Sets the EUT POWER on off Attention If Interlock is open it is not possible to switch the EUT POWER on TIMER Sets the test time The generator stops when the test time has elapsed In the Sequence mode the total test time is calculated thus Coupling INT SEQ L1 N
6. 4 up to 16 kHz Continuous signal up 10 kHz 10000 spikes s Continuous verification 20 ms to 10 sec tolerance lt 2 ms Continuous verification Asynchronous or synchronous 0 360 2 at 50 60 Hz 1st pulse per burst operation for f gt 15 and lt 440 Hz Positive negative or alternateing max 1 polarity change per 1s pulse interruption during polarity changes 50 Q 20 calculated from the open circuit voltage measured with gt 1 KO resistive probe and the voltage into 50 Q 5 ns 30 into 50 Q and into 1 kQ load 50ns 30 into 50 Q load 50ns 15 ns to 100 ns into 1 KQ load TASEO Advanced Test Solutions for EMC 61 62 Burst length Decoupling capacitor Output USER Interface Remote control input Printer function Interlock Derived from number of spikes per burst as well as from burst frequency 10 nF Y type Coaxial pulse output with front mounted SHV socket inhibited when coupling via internal CDN is selected Trigger output for CRO External Trigger EUT Fail External CDN 37 pin connector RS 232 port on the rear panel RS 232 port on the rear panel ASCII Code Interlock input and output including warning lamp connection Internal coupling network Type of CDN Pulse output EUT supply Output Coupling modes Coupling attenuation Decoupling attenuation Built in conforms to IEC 61000 4 4 for 1 phase supply with neutral and protective earth line Internal
7. Terminates each input and activates the selected function Return to the basic menu Stops the current test switches the high voltage off and resets the timer for the test time The green stop LED indicates the stop state Puts the current test on hold and stops the timer for the test time without resetting it The HV is kept on and the external trigger enabled for single spikes The HV switches off if no further function is executed within a period of 2 minutes Orange pause LED indicates the pause state TASEO Advanced Test Solutions for EMC 6 Run key 7 Up down key 8 HV socket 9 Earth connection 10 EUT connection 11 LED pulse 12 Handle Switches the high voltage on and once the set level has been attained starts the test running for the duration defined by the Test time timer Red Run LED indicates the rum state To alter the selected parameter HV OUT for direct pulse output to a coupling device and for calibration of the pulse character istics Return path from the ground reference plane With decoupling from the EUT power source PE is connected to ground by an inductor The LED flashes for each generated pulse Adjustable handle NSG 3025 Burst Generator 3 2 2 Rear panel CAUTION To EUT AC INPUT 200 VAC Max 1GA Max SWITCHED
8. of generator in use The EUT is to be tested only in a protective cage or under a hood which provides protection against electric shock and all manner of other dangers pertaining to the particular EUT see Dangers concerning the EUT The safety instructions concerning all the instruments and associated equip ment involved in the test rig are to be observed The configuration of the test rig is to be strictly in compliance with the methods described in the relevant standard to ensure that the test is executed in a standard conform manner TASEO Advanced Test Solutions for EMC 10 1 4 Dangers concerning the generator E Local burning arcing ignition of explosive gases E Danger from the resultant EUT supply current caused by a flashover or breakdown resulting from the superimposed high voltage effects Disturbance of unrelated electronics telecommunications navigational systems and heart pacemakers through unnoticed radiation of high fre quency energy E in most test rigs the interference voltage is superimposed also on the protec tive earth conductor of the EUT in accordance with the requirements of the test standard Earth contacts or pins e g in German and French connectors as well as the EUT earth itself can hence be at a dangerous to touch voltage The screws too in certain connectors are linked to the protective earth 1 5 Dangers concerning the EUT EUTs are often simply functional samples that have not pre
9. the instrument is forced into the STOP mode The external green warning lamp is alight interlock circuit is closed EUT supply can be switched on and off instrument is in the STOP mode external red warning lamp is alight Ready for HV T T T T OO oO O In operation The interlock circuit is closed The EUT supply can be switched on and off The instrument is in the RUN or PAUSE mode The external red warning lamp is alight TASEO Advanced Test Solutions for EMC 54 A test rig equipped with this instrument can radiate o strong electromagnetic interference Operation is only permissible in a closed Faraday cage The test enclosure must be so configured and be connected to the protec tive earth such that no pulse current can leave the enclosure by any cable whatsoever Sensitive electronic instruments as well as telecom equipment must not be in the vicinity of or be left unmonitored inside the same Faraday cage 8 2 Typical applications and standards Most of the EMC standards include a burst test which is based on IEC 61000 4 4 The main requirements specs are Generator specifications Peak voltage V set voltage 10 into 50 Q load V indicated value 15 to 10 into 1 KQ load Spike rise time tr 5s 30 into 50 load 30 into 1 KQ load Spike width tw 50 ns 30 into 50 Q load 15 ns to 100ns into 1 KQ load Source impedance Ri 50 0 20 Decoupling capacitor Cd 10 nF
10. 00 V 0 0 4500 V 0 1 1500 V 1 0 500 V 1 1 0 Low 0YV 1 High 5V NSG 3025 Burst Generator 4 6 4 Interlock Optional The NSG 3025 has an integral Interlock system in keeping with the kind of safety standard expected of a high voltage test instrument If there is no Interlock installed it is possible to up grade the unit by your sales office This system has the following functions 1 8 Input for external monitoring e g from special coupling networks and access control restrictions Emergency off switch opens the Interlock circuit High voltage and EUT power Operating mode The NSG 3025 cannot be switched to run or pause if the Interlock circuit is not closed The stop function is activated if the Interlock circuit is opened while the generator is in the RUN state EUT Power The EUT power supply cannot be switched on if the interlock circuit is not closed The EUT supply is switched off if the interlock circuit is opened while the supply is switched on Warning lamps The green lamp is switched off and the red one on when the interlock circuit is closed Display An open interlock circuit is shown on the display by an open switch symbol Status messages to the remote control computer Interlock output for other system equipment The interlock system for all the equipment in the ProfLine range has the same configuration and hence numerous items can be successfully connected together
11. 025 The CAS 3025 includes 2 terminator attenuators 1 KQ 66 dB 50 Q 60 CB The attenuators are intended for precise pulse verification purposes and provide the necessary attenuation to enable the parameters of fast transients to be measured in a standard conform manner using an oscilloscope The measure ment set up and measuring equipment requirements are described in the CAS 3025 manual NSG 3025 Burst Generator 9 MAINTENANCE O Ml 9 1 Service E WARNING Do not open the instrument Contains high voltage capacitors which in the event of a fault might still store a dangerous charge even after the instrument has been switched off Main elect Nom the u Servi s connectors high voltage connectors together with voltage carrying ronic components are not additionally protected against being touched inside the instrument The instrument does not contain any user serviceable parts Work inside the unit may only be carried out by specialists trained on this instrument The service manual is to be carefully studied before any such work is attempted odifications are to be carried out by the user on the NSG 3025 Only original Teseq parts are to be used for repair purposes The manufacturer accepts no responsibility whatsoever for damage injury or other danger that arises through se of non original parts or due to modifications cing is restricted to periodic cleaning of the external surfaces a function c
12. 10KHZ 10 steps will be executed ACMA 10 kHz 50 sec 20 kHz 30 KHz 50 KHz 70 KHz 90 KHz 40 kHz 60 KHz 80 KHz 100 kHz NUMBER Example Test time 500 sec The values change from START to STOP linearly with a fixed number of steps The NUMBER soft key will be shown after FUNCTION has been selected The duration time for each step and also the step size will be calculated automatically Step duration Test time Number of steps Step size Range Number of steps 1 Start 280 V Stop 1000 V Number 10 Test time 200 sec Every 20 seconds the voltage increments by 80V 10 Steps will be executed 1kV Test time 200 sec 43 44 PERCENT The values shall change from START to STOP as percentage of the previous value The PERCENT soft key will be shown after FUNCTION has been selected The duration time for each step and also the step size will be calculated automatically Example Start 100 kHz Stop 236 kHz Percent 10 Test time 600 sec Every 60 seconds the repetition increments by 10 10 Steps will be executed mn AAN NANANA ih coos Ses Se oe oy SY FSF Ff SF FL VP KF g gt 00 Test time 600 sec CONTINUOUS Only used for FREQUENCY changes It is possible to set a permanent frequency with this function The parameter tREP is set to off NSG 3025 Burst Generator STATIC Sets the ramping function to off The set up before selecting 4
13. 5 the ramping function will be restored STATISTIC Only used for FREQUENCY changes In the range START to STOP the burst frequency will change randomly during the test time Frequencies higher 25 kHz will be set per packet frequencies below within the packets The number of spikes will be constant 6 6 About menu This menu shows the firmware versions TESEQ NSG 3025 Serie Nr 000120 Boot Prom V01 02 Firmware 02 01 Setup V01 04 BURST GENERATOR PRINT Printout of the Selection complete Setup PRINT Prints one complete set up of the generator 1 page via the serial port Standard ASCII format LANGUAGE Sets the language for the messages on the display and the printer TASEO Advanced Test Solutions for EMC 46 6 7 Validity range of paramter setting Parameter setting range Minimum Maximum Step size Spike idle voltage Volts 200 V 4800 V 10V 200 V 4800 V Burst frequency 0 1 kHz 1 MHZ 0 1 1 kHz Continuous frequency 0 1 KHz 10 kHz 0 1 KHz Burst repetition time 20 ms 99999 ms 1ms Spikes per burst 1 255 1 Test time 1S 99999 s 1s Synchronisation Phase 0 359 async 1 Coupling internal L1 N PE Coupling external 11 L2 L3 N PE If mutually excluding values are selected the latest input setting is accepted are set to permissible values A beep warns and the contradictory parameter s the user The automatically adjusted value s blinks briefl
14. 5 EUT connection The NSG 3025 is equipped with an integral coupling network CDN to super impose burst spikes on a single phase supply The supply is switched by two relay contacts L and N This relay is actuated by the control circuitry in series with a supplementary hardware contact on the interlock system Option WARNING Remote control The supply can be switched on by the software Remote Potential free conditions can only be assured if EUT power is off Interlock Option is open The NSG 3025 is switched off plugs since otherwise the necessary breakdown and arcing strengths might not be achieved amongst other problems A burst voltage of 4 8 kV can cause a break down or arc across normal mains insulation ay CAUTION It is essential to use good quality well mounted For safety tests the EUT has to be connected via the IEC plug The mode of coupling must be in conformity with the relevant standard There are standards in existence that only ever subject one line to the interference signal and others that superimpose the signal on all the lines simultaneously Any mode of cou pling can be freely chosen with the NSG 3025 NSG 3025 Burst Generator 4 6 Connections to rear panel 4 6 1 EUT supply It is to be protected by a fuse ahead of the generator to suit the user s applica tion but with a rating that does not exceed the nominal current rating of 16 Amps A temperature monitoring facility Supervises th
15. DN The 37 pin sub D socket contains all the necessary signals which are needed to control an external CDN For burst tests in combination with surge and or higher EUT currents 1 ph 3 ph Teseq offers coupler models CDN 131 151 1x 25 A CDN 133 153 3x 25 A or CDN 163 3x 100 A For automatic CDNs a system interlock option INA 3025 and adapter INA 3026 are provided Connections and pin configuration 37 way Outputs Following outputs are available KO K4 for selection of the required coupling mode EUT_POW for controlling the power switch of the EUT supply WL_GRN equipment ready software signal Signal type TTL CMOS compatible Active high 5 V Internal impedance 1 kQ Inputs Following inputs are available CDN temperature control Supervision of limiting value CDN single phase External limitation of burst voltage setting range NSG 3025 Burst Generator Pin Signal Description 1 NC 2 GND Connection to ground via choke 3 EUT_POW Sets EUT power on of 4 K4 Coupling to PE external CD 5 K3 Coupling to L1 external CDN 6 K2 Coupling to N external CD 7 K1 Coupling to L2 external CD 8 KO Coupling to L3 external CD 9 WL_GRN Sets warning lamps green red 10 to 15 NC 16 V1PH External CDN Selection of phases High 5 V PE N L1 Low OV PE N L1 L2 L3 17 V3KV External CDN Voltage limitation s
16. Mains reference asynchronous NSG 3025 Burst Generator 100 90 D 8 50 S t 10 Burst R p 4 duration Burst frequency Burst period Burst package Single spike The following documents must be available for correct execution of standard conform tests Applicable standard s Manuals for all the equipment incorporated in the test rig Test plan for the relevant EUTS Test protocol Every test rig is to be planned carefully in order to ensure that the requirements concerning safety radiation limitation and reproducibility of results shall be met The safety instructions given in this manual are to be strictly observed The configuration of the test rig must be strictly in compliance with that specified in the standards in order to ensure standard conform test execu tion Even apparently small deviations might cause considerable differences in the test results Reliable prevention of disruption to unrelated instruments and items of equipment by interference radiation from cables and the EUT can only be assured by working in a Faraday cage In order that the test results can be faithfully reproduced the test rig cabling test parameters environmental conditions peripheral equipment as well as the EUT s behaviour must all be precisely recorded Ideally the whole arrangement should be carefully photographed TASEO Advanced Test Solutions for EMC 55 56 8 3 Pulse verification with CAS 3
17. PE gt Test time x 3 OPTIONS Change to the Options menu 6 4 Options menu In such a USER menu the parameters of the pulse generator can be modified All parameters without rampings can also be changed during run or pause Change to the main menu with enter LOCAL VOLTAGE 0 50kV USER1 EUT P OFF BURST FREQUENCY 5 0 kHz EUT F OK PHASE ASYN HV OFF BURST REPETITION 300 msec INTL 7 NUMBER OF SPIKES 75 VOLTAGE FREQ PHASE REP SPIKES VOLTAGE New setting of the pulse voltage amplitude The polarity is selectable by a separate soft key If ALTernate is selected the pulses are positive and then negative each for half of the test time FREQ New setting of the burst frequency NSG 3025 Burst Generator PHASE New setting of the phase angle An EUT AC supply is neces sary EUT POWER on for synchronous triggering Synchro nous triggering means Burst package EUT Mains REP REP New setting of the repetition tin defined from the first pulse of a ne Th packa e repetition time is ge to the first pulse of the following one If the duration time of the package is equal or higher than the repetition occur cont SPIKES New setting of the number of spi nuous operation will es T he number of spikes also defines the duration time of a package t SPIKE X FREQUENCY DURATION Ad TASEO vanced Test Solutions for EMC 42 6 5 Ramping menu D
18. T and the generator The reference ground plane and the earth connections to the instruments as described in the relevant test standard serve this purpose well Explanation see chapter Definitions NSG 3025 Burst Generator The instruments must generally not be opened This may only be undertaken by a qualified specialist whereby any precaution measures as per this manual are to be observed Since the equipment generally works with two independent power supplies for the generator and the EUT the instrument must first be disconnected from both sources before any changes in the test set up are made Besides the mains supply itself certain instruments or parts thereof also operate at high voltages which are not provided with any internal form of extra protection against being touched 1 3 Test execution The test area must be so organised that no unauthorised persons have access during execution of a test If the safety contact optional interlock is used as a means of access control to the test zone e g Faraday cage then an additional contact in series is necessary to provide protection for parts of the EUT that are in danger of being touched EUTs together with their accessories and cables are to be considered as being live during a test The test generator must be stopped and the EUT supply inter rupted before any work is carried out on the EUT This can be implemented by opening the interlock circuit but depends on the type
19. anufac turer The construction of the unit renders it unsuitable for use in an explosive atmo sphere Persons fitted with a heart pacemaker must not operate the instrument nor approach the test rig while it is in operation TASEO Advanced Test Solutions for EMC Only approved accessory items connectors adapters etc are to be used to ensure safe operation Advisory measures are described in these instructions as follows WARNING For potential dangers that could result in p serious injury or death CAUTION For potential dangers or mishandling that could cause light injuries or material damage 1 2 Installation guidelines The instrument conforms to protection class 1 but with an increased leakage current Local installation regulations must be respected to ensure safe flow of leakage currents Operation without a protective earth connection is forbidden Two independent protective earth connections are necessary instrument and EUT supply connected back to the local permanent installation or to a fixed permanent protective earth conductor Operate the equipment only in dry surroundings Any condensation that occurs must be allowed to evaporate before putting the equipment into operation Do not exceed the permissible ambient temperature humidity or altitude Use only legally approved connectors and accessory items Ensure that a reliable return path for the interference current is provided between the EU
20. cal fast transient low energy interference signal group of interference pulses burst Electromagnetic compatibility Electromagnetic interference NSG 3025 Burst Generator ESD EUT Faraday cage HF HV HW Pulse width Rise time Spike SW Transient Unsym interference 14 2 Standards ANSI C62 41 1991 EFT EN IEC 61000 6 1 EN IEC 61000 6 2 Electrostatic discharge Equipment Under Test the electrical test object Fully HF tight screened room High frequency High voltage Hardware Time interval between the instant when the momentary voltage of a pulse reaches 50 of the peak value for the first and second time Time interval between 10 and 90 of the peak value Single pulse Software Non periodic and relatively short voltage or current change pulse between two static states Interference signal between a conductor in a cable or an electrical connection point to an item of equipment against reference potential HF ground IEC EN 61000 4 4 ETS 300 126 Draft prETS Nov 1990 TASEO Advanced Test Solutions for EMC 67 Headquarters Teseq AG 4542 Luterbach Switzerland T 41 32 681 40 40 F 41 32 681 40 48 sales teseq com www teseq com China Teseq Company Limited T 86 10 8460 8080 F 86 10 8460 8078 chinasales teseg com Germany Teseq GmbH T 49 30 5659 8835 F 49 30 5659 8834 desales teseq com Singapore Teseq Pte Ltd T 65 6846 2488 F 65 6841 4282 singapo
21. company Are all the packages present and correct If NO gt complain to transportation company Open the packaging remove the accessories Lift the instrument out of the packaging Are the instrument and the accessories intact f NO gt complain to transportation company Are the contents of the package complete according to the picking list f NO gt complain to sales outlet Keep the operating instructions with the instrument Copies can be ordered from the sales outlet Save the packaging Inform the sales outlet in advance if you intend to return the package material ATTENTION An electrical function check is only permis iT sible and possible by a trained specialist TASEO Advanced Test Solutions for EMC 14 3 DESCRIPTION OF THE INSTRUMENT E 3 1 Introduction This top class EMC test instrument for burst or electrical fast transient tests provides an efficient means to perform functional examinations on all types of electronic equipment to determine their susceptibility to electromagnetic disturbances The disturbance generator comes with a built in 1 phase coupler CDN for max 16 A Optional CDNs for EUTs up to 100 A phase and coupling clamps are available The NSG 3025 is the best choice for executing interference immunity tests with burst pulses called for in IEC EN 61000 4 4 and by related product standards Thanks to special flexibility with regard to parameter setting the generator is also mos
22. directly from generator CDN nominal rating 1 phase max 250 VAC 16 A max 120 VDC 16 A or linear up to max 250 VDC 5 A see chapter 4 3 2 Input IEC standard plug EUT connection IEC standard plug Unsymmetrical PE or N or L1 to ground reference Generator pulse data into 50 Q and open circuit voltage are kept within tolerance Standard calls for lt 2 dB which is hence respected 1 to 100 MHz gt 20 dB measured as asym mains filter attenuation on ground plane coaxial cable screen at input and output connected to ground plane coax cable 0 5m long max each side NSG 3025 Burst Generator Crosstalk attenuation Overload protection EUT power switch Power supply Instrument supply Fuse Frequency range Mains switch Protection class EMC 1 to 100MHz gt 30dB measured into 50 Q as asym mains filter attenu ation on ground plane between L1 N E in all com binations Protection provided by monitoring the tempera ture of the external decoupling chokes Internal relay 16 Amps version Operated via local or remote control via the interlock system L and N switched Switchable voltage ranges 100 120 V and 220 230 V Tolerance nominal 10 Connection via mains filter with IEC plug voltage selector and switch 2 AT 230 V or 4 AT 115 V 50 60 HZ 5 Primary in rear mounted filter 1 one with increased leakage current of up to 15 mA due to coupling capacitors and EUT supply filter Certi
23. e decoupling chokes of external CDNs automatic Teseq models Should this be triggered the EUT supply shall be switched off and the display shows INFO 114 4 6 2 Remote control port RS 232 Remote control from a computer is achieved through the RS 232 port Since the primary function of the NSG 3025 is the generation of high energy interference pulses any electrically connected interface should preferably work with an optical link to prevent EMC problems or even destruction occurring Such an opto link also enables the computer to be operated outside the Faraday cage Opto link modules are available from Teseq as accessories The interface port is configured as follows Baud rate 9600 Parity even Data bits 8 Stop bits 2 XON XOFF Mode DCE Pin out Pin 1 Protective ground Pin 2 Input Rx Pin3 Output Tx Pin 7 Signal ground Pin 18 12 V Pin 25 12 V TASEO Advanced Test Solutions for EMC 23 24 Remote control A number of control software possibilities may be considered 1 Teseq program WIN 3025 This is a complete comprehensive ready to work Windows based package which offers the possibility to store whole control sequences ramping functions and result logging 2 Application with standard programming environments for measuring instru ments Programming environments that may be considered are VEE from hp as well as LabWindows from National Instruments 4 6 3 Control input for external C
24. ed or was subjected to severe mechanical shocks the instrument shows visible signs of damage the instrument exhibits faulty or missing functions ns ins ow the instrument makes unusual noises the instrument has been stored for a long time under unfa vourable conditions 8 the instrument shows INFO 127 on the display NOUA Measures for 1 to 4 Send the instrument to a service centre for checking 5 to 8 Switch the instrument off for a few minutes and then cautiously try switching it on again and carry out a function check Depending on the result either continue working or send the instrument to a Teseq service centre for checking The instrument must be switched off and be sent to your local service centre if any of the following system messages appear on the display panel or operating computer No 103 104 105 125 127 These messages concern supply or function faults in the instrument NSG 3025 Burst Generator 7 6 Trouble shooting Problem Possible cause Remedy o pulse at pulse outlet PULSE LED flashes EXT was selected for the coupling mode Change to internal coupling nstrument cannot be switched to RUN Display shows INFO 006 Close interlock circuit Display back light does not light up instrument is switched on No supply at instrument s mains input or mains switch on rear panel is switched OFF Check power input switch on Check fuse at mai
25. ed to GND via choke 6 NC amp 7 P_TRIGGER Output Trigger for external equipment CRO 8 NC 9 NC Connector pin out 4 7 1 Mounting EUT power connection The mains cable for the EUT power connection is plugged and easily exchangeable This is the safest method of connec tion HV capacitor The power demanded by a 4 8 kV 1 MHz spike sequence is delivered from the high voltage module via a large storage capacitor so that the whole pulse package remains within tolerances HV supply A 50 60 Hz transformer with voltage switching on the primary side generates the supply voltage for the fly back converter which produces the high voltage NSG 3025 Burst Generator Power unit The supply to the instrument s electronics is provided by a switch mode power supply unit having an input voltage range from 85 V to 264 V The power unit complies with the requirements of IEC 950 UP DOWN key Permitting a simple quick and quasi analogue setting of the test data Most of the parameters can be continuously altered during operation as though by a potentiometer uP control The heart of the control circuitry is a state of the art efficient 16 bit microprocessor in SMD technology A large graphical LCD display panel with back up illumination shows the currently set values and enables local operation to be carried out rapidly and simply The small optimised EMC casing allows easy testing for both mobile use or in labo
26. ee pin 35 High 5 V active Low 0 V inactive 18 TEMP External CDN Temp overload High 5 V active Low 0 V inactive 19 GND Connection to ground via choke 20 NC z 21 GND Connection to ground via choke 22 to 34 NC 35 V2KV External CDN Voltage limitation See pin 17 High 5V active Low OV inactive 36 NC 37 GND Connection to ground via choke TASEO Advanced Test Solutions for EMC 25 26 Pin assignment The input that results in the most sever limitation on the operation of the instru ment whether intern The CD overheat input will prevent the E be indicated by a system message al or external always carries the highest priority UT supply being switched on and shall Activating the V1PH input 5 V has the effect of excluding the setting possibili ties for L2 and L3 for external 1 ph The maximum kV resp by means of the voltage lim 5 V The voltage limitat whose insulat tion with possible setting for t ase CDN be used as an external limiting dev ice to protect the EUT he burst voltage can be reduced to 2 kV or 3 itation facility inputs V2KV and V3KV activa ion facility is used for connection systems ion is not suitable for the full burst voltage The inputs can also The following table shows the possible stages of voltage limitation Maximum voltage Voltage Voltage limitation 2 limitation 3 48
27. er IEC 68 1 1988 is recommended Ambient temperature 15 C to 35 C Relative humidity 25 to 75 Air pressure 86kPa_ to 106 kPa The ventilation slots on the instrument must not be blocked The free space available should be large enough so that a tidy standard conform test rig can be arranged for all the expected types of EUTs thereby providing at least 0 5m distance from any walls NSG 3025 Burst Generator 4 3 Power supply The NSG 3025 has two independent power supply inputs 1 Instrument supply via an IEC 320 IV equipment connector 2 EUT supply via an IEC 320 IV equipment connector 250 V 16 A currents of up to 5 mA with 50 60 Hz supplies and up to about 15 mA with 400 Hz 120 V supply because of the coupling capacitors and filter CDN involved The NSG 3025 must hence be efficiently earthed m WARNING The EUT supply produces earth leakage One of the following additional protective measures might be necessary depending on local regulations m Permanently connected additional earth conductor Both power feeds as well as the earth lines to be connected separately to the building s fixed installation EUT supply This may happen while the instrument and a CAUTION RCD circuit breakers can be triggered by the or the EUT is in operation 4 3 1 Instrument power supply The device can be connected to a 100 115 220 230 or 240 Volt 50 60 Hz mains outlet The voltage selector is to be set to suit the local co
28. ficate of conformity with EU regulations CE Mark TASEO Advanced Test Solutions for EMC 63 64 12 2 Dimensions Housing type Dimensions without handle Weight Handle rack mounting brackets can be added subsequently Width 342 mm height 134 mm depth 305 mm 12 5 kg approx 12 3 Environmental conditions Intended for use only in protected area Ambient temperature Relative humidity Condensation Altitude Operation range Storage and transport Operation range gt 31 C linear reduction to Not permissible during use Operation Storage and transport NSG 3025 Burst Generator 5 to 40 C 20 to 70 C 20 to 80 50 at 40 C lt 2200m a s l lt 12000m a s l 13 ORDERING INFORMATION 65 MEE With the burst generator NSG 3025 the following basic accessories are Included 13 1 Options CAS 3025 CDN 8014 CDN 8015 CDN 131 151 CDN 133 153 CDN 163 INA 3025 INA 3026 INA 261 INA 303B WIN 3025 1 Mains cable 1 IEC cable EUT OUT 1 IEC cable EUT IN 1 Operating manual Calibration set Coupling clamp in accordance with IEC 61000 4 4 with SHV connector Coupling clamp in accordance with IEC 61000 4 4 with SHV connector and interlock External coupling unit 1 phase burst surge phase 25 A continuous automatic External coupling unit 3 phase burst surge phase 25 A continuous automatic External coupling unit 3 phase burst 100 A con tino
29. hec and verification of the pulse data TASEO Advanced Test Solutions for EMC 57 58 9 2 External care Clean the instrument housing with a damp cloth using a little mild non abrasive household cleanser if necessary No chemicals may be used for cleaning purposes It is imperative to disconnect the instrument from the mains before it is cleaned Housing colour light grey RAL 7035 NSG 3025 Burst Generator 10 REPLACEMENT PARTS 59 E The NSG 3025 contains no parts that wear which should be kept on stock by the user Should a repair become necessary the replacement part may be any arbitrary component or module or a part of the housing A suitable stock of parts is therefore only possible at a qualified service station TASEO Advanced Test Solutions for EMC 60 11 DISPOSAL E The NSG 3025 contains no particularly hazardous materials such as nickel cadmium batteries or mercury relays The instrument is so built that it can be dismantled right down to the component or circuit board level NSG 3025 Burst Generator 12 TECHNICAL DATA E 12 1 Electrical specifications Pulse voltage Burst frequency Spikes per burst Continuous frequency Burst repetition rate Phase positioning Polarity Pulse output Internal impedance Pulse rise time Pulse width 200 V to 4800 V 10 open circuit Steps min 10 V 0 1 KHz to 1 MHz 2 1 to 255 pulses enables 15 ms burst length as per IEC 61000 4
30. ifferent rampings are selectable for various parameters Differing against con trols by a PC WIN 3025 during manual operation one value only can be ramped at time Upon selecting a parameter the following display will be presented LOCAL FREQUENCY WAA USER1 EUT P OFF EUT F OK HV OFF STATIC ABOUT START STOP FUNCTION A a K ORR LINEAR 1000 kHz NUMBER PERCENT STATIC STATISTIC CONTINOUS ABOUT Change to the menu ABOUT START New setting of the START value Only shown if a FUNCTION is selected STOP New setting of the STOP value Only shown if a FUNCTION is selected STEP New setting of the STEP value Only selectable if the function LINEAR is active FUNCTION Defines the mode for the ramping Remarks Only positive voltage ramping START lt STOP is allowed The TEST TIME will be rounded to a valid value It depends on the repetition time and the event times Calculated step sizes will be rounded to the next possible value NSG 3025 Burst Generator LINEAR Example The values change from START to STOP linearly with STEP increments The STEP value will be shown after FUNCTION has been selected The duration time for each step and the number of steps will be calculated automatically Number of steps Range Step size 1 Step duration Test time Number of steps Start 10 kHz Stop 100 kHz Step 10 KHz Test time 500 sec Every 50 seconds the frequency increments by
31. ing menu The value in the display will be shown in inverse mode Change the value with the PULL UP DOWN keys and confirm with ENTER The value will show up normally and the menu changes back to the option menu See also following diagram If there is no confirmation the original value shall be shown again and a message will be displayed NSG 3025 Burst Generator NSG 3025 FAST TRANSIENT BURST GENERATOR MENU STRUCTURE MAIN MENU RAMPING ABOUT vorace 1 02 V useri START T602KV STOP 2 00kV LINEAR START STOP LOCAL EUT P OFF EUT F OK HV OFF INTL FUNCTION POL USER LOCAL voLaee 0 50KV useri EUT P OFF MAIN MENU LEVEL LOCAL voltase 0 5OKV LEVELIP EUT P OFF Selection LINEAR NUMBER Pi ABOUT START 10 START STOP LOCAL EUT P OFF EUT F OK HV OFF INTL ABOUT START STOP FUNCTION T T J Selection Selection 0 1 UNEAR 2000kHz NUMBER PERCENT STATIC STATISTIC CONTINOUS LOCAL PHASE USERI EUT P OFF EUTF OK STOP 359 HV OFF STATISTIC INTL FUNCTION Selecton Selection 0 359 ASYN rererition 100MS user Oms STOP 1000ms RAMPING NUMBER 10 LINEAR NUMBER PERCENT STATIC LOCAL EUT P OFF EUT F OK HV OFF INTL ABOUT
32. nditions for 100 115 V set to 115 V and for 220 240 V set to 230 V Permissible mains voltage tolerances 100and 220V 10 15 115 and 230V 10 240 V 6 15 It is imperative that a protective earth connection is also provided TASEO Advanced Test Solutions for EMC 20 4 3 2 EUT power supply the external installation Maximum permissible nominal rating for the fuse according to the CDN specification 250 V 16 A slow 50 60 Hz for DC applications Special fuses required m CAUTION A suitable fuse must be provided separately in We recommend a permanent connection to a junction box with a fuse This box can also provide a protective earth connection for the reference ground plane as well as outlet sockets for the instrument supply 1 and further equipment and dc power supply units can be disrupted or damaged i CAUTION Electronic components frequency inverters by the feedback effects of the burst signal The link between the protective earth connection and a protective earth con ductor is to be established before any other connections are made Rear panel EUT Input Front panel EUT Output male female N L N L PE PE NSG 3025 Burst Generator 4 4 Front panel connections 4 4 1 Coupling via the pulse output CAUTION Use only accessories which are designed for KA burst pulses up to 4 8 kV Do not set the burst voltage higher than the breakdown voltage rating of the connected pa
33. nectors are identical All the pins are individually interlinked whereby the internal connection between the two pins nr 3 shall be interrupted by the emergency stop button or by the internal interlock facility when either one is activated NSG 3025 Burst Generator Pin arFwWN 6 to 8 NC 10 to 15 Housing Function 29 GND OV NC linked to the other interlock connector Interlock input output internal switch NC linked to the other interlock connector Interlock status triggers the interlock function in the instrument and switches the relay if 12 V to 48 V linked to the other interlock connector Switches warning lamps and peripherals active as soon as the NSG 3025 is switched from standby to ON NC linked to the other interlock connector Screen connected to ground 15 pin connector JO 2000000 O NSG 3025 Termination 1 Termination 2 Circuit diagram of the interlock system S External safety switch e g test hood door switch emergency button etc TASEO Advanced Test Solutions for EMC 30 The safety contacts must be connected in series when several access safety barriers are necessary An open contact or an input raised to more than 1 5 V is enough to inhibit the instrument in 4 GND out WL SELECT supply uP recognition Internal circuit diagram of the interlock NSG 3025 Burst Generator 4 6 5 Trigger input and output 31 Trigger input The EXT TRIGGER input is only acti
34. ns input System message nterlock circuit open Close interlock circui t System message High voltage or HV pulse Send instrument for service o 106 probably no AC but DC voltage available o 008 missing System message 12 V supply out of Send instrument for service 0 103 olerance System message 12 V supply out of Send instrument for service o 104 olerance System message 5 V supply out of Send instrument for service o 105 olerance System message o synchronisation signal Set asynchron connec L1 to EUT ac supply set EUT on System message No 114 System message No 115 External CDN choke too hot EUT fault Overload Switch off EUT supply Switch EUT on only briefly or reduce the current Verify EUT TASEO Advanced Test Solutions for EMC 51 52 Problem Possible cause Remedy System message 0 122 Repetition rate too low Set only values within validity range System message 0 123 Number of spikes too high Set only values within validity range System message o 124 Frequency setting too high Set only values within validity range System message 0 125 High voltage out of olerance HV supply trans ormer too ho Send instrument for service Allow to cool for 1h and then carry out a func
35. otocolling Teseq offers the WIN 3025 software package 7 4 Mains coupling WARNING Disconnect the EUT supply from the NSG 3025 before proceeding any further The following functions are to be checked in case of mains coupling All supply lines Switch on instrument and EUT Power but keep the EUT supply to the instrument disconnected Check the through resistance and the correctness of the wiring at the EUT connector Function of the internal switch L1 and N of the EUT connector must be isolated from the corresponding supply input connections when the EUT is switched off or if the interlock Option is active Coupling mode Select one coupling mode after another on the supply lines using the default settings established after power up attention ext must not be selected This enables the presence of spikes to be verified at the corresponding pins of the EUT plug TASEO Advanced Test Solutions for EMC 50 7 5 Faults Triggering of a 10 or 30 MA RCD switch is not a device fault but is caused by the leakage current from the mains coupling and the pulses from the generator Remedy Remove the RCD unit or use a gt 30 mA type possibly make use of an isolating transformer for the EUT supply Protection earth wire must be connected It is to be assumed that safe operation is no longer possible if 1 the instrument exhibits electrical flashover 2 the instrument extrudes a smell of burning the instrument had been dropp
36. ratory TASEO Advanced Test Solutions for EMC 33 34 5 BLOCK DIAGRAM Mains power Rectifier Thermo switch HV Supply HV SWITCH Coupling Decoupling network INTERLOCK Option REMOTE EUT EUT EXT CDN OUTPUT OUTPUT INPUT USER Front panel 5 1 HV circuit and HV pulse generator S4 esi v D1 z1 S3 z4 To CDN NSG 3025 Burst Generator 5 2 Coupling network 35 L Or PE PE EUT Input Output INTERLOCK Controller From pulse generator Legend to diagrams 5 1 and 5 2 3x1 4xC3 Output Pulse T1 HV transformer D1 HV rectifier C1 HVenergy storage C2 Spike storage capacitor C3 Coupling capacitor 10nF C4 Reverse filter S1 Interlock relay S2 Safety discharge switch S3 Fast solid state switch S4 Polarity changeover switch S5 Coupling relays individually controllable S6 EUT supply circuit relay Z1 Decoupling impedance Z2 Impedance for pulse width stabilisation Z3 Source impedance L1 Decoupling chokes The CDN permits unsymmetric single conductor and asymmetric all conductors together coupling TASEO Advanced Test Solutions for EMC 36 6 OPERATING O E 6 1 Local operation This chapter presents an introduction into the multitude of possibilities that can be achieved with the NSG 3025 How to change parameters Select the parameter by means of the soft keys The menu changes to the ramp
37. resales teseg com Taiwan Teseq Ltd T 886 2 2917 8080 F 886 2 2917 2626 taiwansales teseq com USA Teseq Inc T 1 732 417 0501 F 1 732 417 0511 Toll free 1 888 417 0501 usasales teseq com To find your local partner within Teseq s global network please go to www teseq com Manufacturer Teseq AG 4542 Luterbach Switzerland T 41 32 681 40 40 F 41 32 681 40 48 sales teseq com France Teseq Sarl T 33 139 47 42 21 F 33 13947 4092 francesales teseq com Japan Teseq K K T 81 3 5725 9460 F 81 3 5725 9461 japansales teseq com Switzerland Teseq AG T 41 32 681 40 50 F 41 32 681 40 48 sales teseq com UK Teseq Ltd T 44 845 074 0660 F 44 845 074 0656 uksales teseq com December 2010 Teseq Specifi cations subject to change without notice Teseq is an ISO registered company Its products are design ed and manufactured under the strict quality and environmental requirements of the ISO 9001 This document has been carefully checked However Teseq does not assume any liability for errors or inaccuracies
38. rts 4 4 2 Coupling clamp If the burst interference is to be injected into signal lines by means of a capacitive coupling clamp same is to be plugged into the pulse output of the NSG 3025 The coupling clamp type CDN 8014 which is available as an accessory is con structed in conformity with the requirements of IEC 61000 4 4 The CDN 8015 is equipped with an interlock switch for additional touch prevention which forces the NSG 3025 into the stop state if the clamp is opened Select EXT in the coupling menu to feed the burst pulses to the coupling clamp This automatically de selects any other line coupling integral CDN even when working with a coupling clamp The EUT power supply is thereby still fed through the decoupling circuit and is hence connected to a reproduc ible source impedance Any tendency for interference currents to creep back to the mains supply will be pre vented by the mains filter in the CDN NOTE Teseq recommends powering the EUT through the TASEO Advanced Test Solutions for EMC 22 4 4 3 Verifying the pulse output The best way to verify the NSG 3025 is the use of the verification set CAS 3025 It has been specially designed for periodic pulse characteristic verifications fully compliant to requirements of IEC EN 61000 4 4 Ed 2 0 2004 and latest amend ments 2006 2007 It Includes one each 50 Q and 1 kQ HV load Further details see paragr 8 Pulse verification with CAS 3025 4
39. sure that the test set up does not emit exces sive radiation that might affect other equipment The generator itself does not produce excessive radiation however applying burst pulses to an EUT may cause EUTs and its cables to start radiating EMI The method recommended by standardisation bodies to prevent unwanted emission is to operate the test rig in a Faraday cage TASEO Advanced Test Solutions for EMC 11 12 2 UNPACKING STORAGE AND TRANSPORT E 2 1 General Do not throw anything away Packaging either Keep for despatching the instrument to the calibration service Return to the relevant sales outlet Dispose of in an environmentally friendly manner thus Packaging Card box cardboard materials Padding CFC free polystyrene foam Plastic bags polyethylene If large temperature difference has been experienced allow some hours to elapse to permit the temperature to stabilise before opening the package Avoid the pos sibility of condensation occurring 2 2 Storage and transport E Do not stack neither packaged nor out of the packing Do not put upside down arrows on the packaging must always point upwards E Protect from dampness heat cold and rain E Do not throw E Do not put anything on the instrument or on the packaging respectively Despatch only in the original packaging or its equivalent NSG 3025 Burst Generator 2 3 Unpacking 13 Is the packaging intact If NO gt complain to transportation
40. t suitable for complex applications in the field of research and development Besides its easy handling facilitates mobile use for tests on large machinery and installations on site The instrument generates bursts of interference pulses simulating those pro duced by inductively loaded switches Such pulses with their very fast rise times have a spectrum that extends to over 300 MHz It may occur where urrents are switched by means of electromechanical devices e g with motors ircuit breakers and relays fluorescent lamps etc Burst tests are hence emanded by practically all the relevant standards for the testing of electronic quipment in addition to testing with electrostatic discharges using an ESD imulator such as e g a model NSG 435 AO O O Oo Before you can sign your electronic products with the legally required CE symbol within the EC you must have performed an EMC test in confor mity with EN IEC 61000 6 1 and 2 or equivalent product standards NSG 3025 Burst Generator 3 2 Operating elements 3 2 1 Front panel WON Js on a ES n o F TESEQ FAST TRANSIENT BURST GENERATOR NSG 3025 0669 Serpe e a LCD display Function keys Enter key Stop key Pause key haa Shows set values and system messages Their active function is shown in the display
41. tion check System message No 126 Frequency voltage repe ition time setting do not match Adjust parameters System message No 127 Hardware fault on pulse iggering Send instrument for service System message No 153 Voltage too high in per manent mode Unit adjusts automatically System message No 155 External trigger activated amping not possible Switch off external trigger or switch off ramping System message 0 208 External coupling network has changed Check interconnection cable System message 0 210 External trigger missing Apply trigger signal System message System message Hardware fault Coupling device network caused an error Send instrument for service Send Coupling device network for service NSG 3025 Burst Generator 8 STANDARDS 53 E 8 1 Safety measures as per VDE 0104 The safety measures contained in VDE 0104 are recommended for the operation of high voltage test installations The instrument provides all the necessary facilities The corresponding operating states of the NSG 3025 are Out of operation The instrument is switched off at the mains switch on the rear panel The EUT supply is also isolated from the EUT connector by means of the internal circuit breaker No indicator lamps are alight Ready The instrument is switched on but the interlock circuit is still open
42. u Validity range of parameter setting System messages Function check Controls Pulse generator Remote control Mains coupling Faults Trouble shooting Standards Safety measures as per VDE 0104 Typical applications and standards Pulse verification with CAS 3025 Maintenance Service External care Replacement parts Disposal Technical data Electrical specifications 23 23 24 27 31 31 32 34 34 35 36 36 38 39 40 42 45 46 46 48 48 49 49 49 50 51 53 53 54 56 57 57 58 59 60 61 61 12 2 Dimensions 64 12 3 Environmental conditions 64 13 Ordering information 65 13 1 Options 65 14 Definitions 66 14 1 Abbreviations 66 14 2 Standards 67 15 Addresses 68 TASEO Advanced Test Solutions for EMC O 1 SAFETY ADVICE E The generator and its accessories work at high voltage ie Improper or careless handling can be fatal These operating instructions form an integral part of the equipment and must be available to the operating personnel at all times All the safety instructions and advice notes are to be observed Neither Teseq AG nor any of the subsidiary sales organisations can accept any responsibility for personal material or consequential injury loss or damage that may result from improper use of the equipment or accessories 1 1 General Use of the generator is restricted to authorised and trained specialists The generator is to be used only for the purposes set down by the m
43. ult lla Elea Eea E ea TASEO Advanced Test Solutions for EMC 48 7 FUNCTION CHECK E Many functions are checked automatically by the control module upon power up or during actual operation so that a simple function check for verification purposes is adequate 7 1 Controls 1 Study the section entitled Advice on safe operation in the manual Set the instrument to stop with the mains switch on the rear panel Display lights up Wait 5 s for processor self test E Display is activated and shows default settings Level 1P 500 Volts positive E There are no system messages in the display field e g INFO 103 Check the interlock circuit Option Remove the interlock plugs on the rear panel Circuit open Display shows INTL Instrument cannot be switched to run INFO 006 Plug in the interlock plugs on the rear panel Circuit closed No message displayed anymore Press the run button No messages and the pulse LED flashes m Remove an Interlock plug A beep will sound and the message INFO 006 is shown and the stop LED is on NSG 3025 Burst Generator 7 2 Pulse generator 49 Pulse parameter verification is possible with a load of Teseq s verification set CAS 3025 together with an oscilloscope having a minimum bandwidth of 500 MHz 50 Q Input Further details as per paragr 4 Verifiying the pulse output 7 3 Remote control For remote controls by means of a PC and for pr
44. up STATIC Selector ENGL GERM FREN SELECTION O Select with x confirm with After 20 sec timeout return to MAIN Display if there is no action O Menue change TASEO Advanced Test Solutions for EMC 38 6 2 Operating states The instrument can be switched into the following states STOP nterlock closed o5 s switched off With run The green LED nearby the Interlock open possible to switch on the PAUSE High voltage is switched he instrument is active the display is in operation The EUT upply can be switched on all settings are possible The HV or pause the HV is switched on STOP key is alight High voltage and EUT power out are safely inhibited It is not EUT power or the High voltage on the instrument is waiting for external trigger pulse the test time runs This operating state is cancelled after 2 minute meanwhile and the instr s provided there was no triggering ument goes into the stop state The test time is reset to zero RUN The instrument triggers burst pulses automatically according the parametter settings The instrument switches itself into the stop state at the expiration of the test time NSG 3025 Burst Generator 6 3 Main menu This menu is normally displayed and gives an overview of all parameters within the chosen fix setting LEVEL XY or in the USER program 1 to 99 LOCAL
45. us manual operation ProfLine Interlock option Adapter for the use of CDN 131 151 or CDN 133 153 Separate SHV plug for 5 mm coaxial cables Opto link 10 m Fiber C 100 200 Vac PS Universal Windows Software control package TASEO Advanced Test Solutions for EMC 66 14 DEFINITIONS Gls 14 1 Abbreviations The following abbreviations and expressions have been used in this manual Asym interference Burst CDN Coupling Coupling clamp Coupling network Decoupling network RCD EFT B EMC EMI Interference signal imposed between all the con ductors in a cable or connection point of an item of electrical equipment and the reference HF potential Sequence of a limited number of spikes during a defined time Coupling Decoupling Network designed to inject an interference signal into an electrical conductor and to decouple the same from other items not forming part of object under test Interaction between circuits through which energy is transferred from one to the other Coupling path assembly having specified dimen sions and characteristics for the purpose of asymmetric unsymmetric injection of the inter ference signal into the EUT without being directly connected to it electrically Network to transfer interference energy from one circuit to another Electrical circuit to suppress mutual influence Residual Current Detector also referred to as an Earth Leakage Current Detector Electri
46. ve when the instrument is in the PAUSE mode The external trigger signal causes a burst package to be generated The specification of the package are given in the display Applications by user control E Special modulation of pulse packages Synchronisation of pulse packages by an external signal E Simulation of noise by pulse modulated transmitters digital phone The minimum repetition rate is monitored from the controller Trigger output The TRIGGER OUTPUT signal serves to synchronise an oscilloscope 4 6 6 EUT FAIL input The EUT Fail Input signal serves to enable integrity monitoring of the device under test The generator is set to the stop state when this input is activated and the system message INFO 115 is displayed The high voltage supply and the EUT Power will be switched off The circuitry for recognising faulty EUT operation is dependent on the type of EUT involved in each case and is generally different for every test A disturbance free connection to the system must be provided Signal type TTL CMOS compatible Active high 5 V Internal impedance 1 kQ TASEO Advanced Test Solutions for EMC 32 Pin Signal Description 1 EUT_FAIL Input Stops the NSG 3025 and switches the EUT off J ETTC Input For external trigger signal Generates 1 pulse package per edge switch against GND internal impe dance 10 KO 3 GND 4 GND Connected to GND via choke 5 GND Connect
47. viously been sub jected to any safety tests It might therefore happen that the EUT could get damaged by internal overloads caused by disturbed control electronics or it may even start to burn As soon as the EUT shows signs of being disrupted the test should be stopped and the power to the EUT switched off Internal disruption of the electronics can result in the interference voltage or the EUT supply voltage being present on the EUTs housing E Electrical breakdown or arcing from and in plugged connections that are overstressed voltagewise during the test NSG 3025 Burst Generator Explosion of electronic components with fire or fragmentation as a result of the energy dissipated e g from the resultant supply current or ignition of vaporised plastics materials E Faulty behaviour by the EUT e g robot device strikes out temperature con troller fails etc 1 6 Applicable safety standards Development and manufacture is in compliance with ISO 9001 The equipment conforms to the safety requirements of IEC 1010 1 EN 61010 1 Safety requirements for electrical equipment for measurement control and laboratory use The switching power supply conforms to IEC 950 All mains driven types of generators are equipped for high voltage working safety in accordance with VDE 0104 Details see chapter Standards The interference immunity has been tested in conformity with EN 50 082 1 It is the users responsibility to en
48. y The duration of a burst is given by the quotient of Direct setting of the burst duration is not practical in view of the possible range from 1us up to infinitive 6 8 System messages All the messages from the system are indicated on the display panel by means of a code number NSG 3025 Burst Generator Burst frequency Number of spikes Info number 006 008 103 104 105 106 115 121 122 125 126 127 129 140 141 142 143 145 146 147 148 149 150 151 152 ise 154 155 208 210 Pail 22 als Status messages 47 During RUN PAUSE interlock opens or RUN PAUSE key pressed with interlock open Fault in high voltage generator Fault in the 12 V supply Fault in the 12 V supply Fault in the 5 V supply Setting of Phase 0 360 without synchronisation signal phase L1 missing or on DC voltage EUT failure EUT Fail Pulse voltage setting too high Repetition setting too short Time out HV Supply Permanent burst generation not possible HV switch failure Selected value s not confirmed Polarity selection not valid Linear not valid Number not va Percent not val Percent not val Number not va Percent not val Number not va Percent not val Number not va Percent not val Test time not valid Voltage was adjusted Ramping was changed No ramping possible with ext trigger CDN was changed External trigger missing Device fault was detected External OK signal failure Temperature fa
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