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The benchmark for emc
M a n u a l
f o r
O p e r a t i o n
EFT 500N5 / N8 series
EFT 500N5
EFT 500N5.1 / .2 / .3 / .4 / .5 / .6/ .7/ .8
EFT 500N8
EFT 500N8.1 / .2
EFT/burst generator pulse 5/50ns
EFT 500Nx series – an EFT/Burst generator – is an intelligent
solution offering exactly what you need for full-compliance
immunity tests against Electrical/Fast transients phenomena.
The distinct operation features, convenient EUT connection
facilities, a clearly arranged menu structure and display
philosophy as well as the pre-programmed standard test
routines make testing easy, reliable and safe.
Extendable by a variety of test accessories the EFT 500Nx is a
universal equipment for abroad range of recommendations even
for three-phase applications up to 100A
Version: 5.23 / 13.07.2016
Replaces: 5.22 / 08.03.2016
Filename: UserManual-EFT500Nx-E-V5.23.doc
Printdate: 13.07.16
IEC 61000-4-4
IEC 61000-4-4 Ed 3
EN 61000-4-4
EN 61000-4-4 Ed 3

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Summary of Contents for EM TEST EFT 500N5 Series

  • Page 1 M a n u a l f o r O p e r a t i o n EFT 500N5 / N8 series EFT 500N5 EFT 500N5.1 / .2 / .3 / .4 / .5 / .6/ .7/ .8 EFT 500N8 EFT 500N8.1 / .2 EFT/burst generator pulse 5/50ns ...
  • Page 2 Switzerland Phone : +41 61 717 91 91 Fax : +41 61 717 91 99 URL : http://www.emtest.com Copyright © 2016 EM TEST (Switzerland) GmbH All right reserved. Specifications subject to change Manual for Operation V 5.23 2 / 36...
  • Page 3: Table Of Contents

    Calibration and verification ......................23 6.4.1. Factory calibration .......................... 23 6.4.2. Guideline to determine the calibration period of EM Test instrumentation ........23 6.4.3. Calibration of Accessories made by passive components only: ............ 23 6.4.4. Periodically In-house verification ....................23 6.4.5.
  • Page 4: Model Overview

    EM TEST EFT 500Nx Series Model Overview 1.1. EFT Models Standard and special models Special models have the index EFT 500Nx Sx . The difference to the standard models is the voltage or current ranges. The operation is the same as by the standard EFT equipment’s.
  • Page 5: Operating Functions

    EM TEST EFT 500Nx Series Operating Functions 2.1. Front view Display HV pulse output 50 ohm Cursor keys "" and "" "Test On" 10 Ground reference Exit 11 Coupling “On” Function keys "F1..F7" Escape Knob (Inc / Dec) 12 EUT test supply Display All functions and parameters are displayed (8 lines with max.
  • Page 6: Rear View

    EM TEST EFT 500Nx Series 2.2. Rear view 1 Voltage indicator 6 Power On switch 11 Sync input 2 EUT test supply input 12 Reference ground connector 7 Mains selector 115V / 230V 3 Ventilator 8 Fuse holder 13 Mains plug...
  • Page 7 EM TEST EFT 500Nx Series 1 Voltage indicator 6 Power On switch 11 Sync input 2 EUT test supply input 12 Reference ground connector 9 Mains selector 115V / 230V 3 Ventilator 10 Fuse holder 13 Mains plug 4 Label for serial number...
  • Page 8: Operation

    EM TEST EFT 500Nx Series Operation 3.1. Description of the menus The simulator is operated by an easy menu control system. Seven function keys are available to select parameters and functions. All functions are indicated on the display; max. 8 lines and 40 characters.
  • Page 9: Quick Start

    EM TEST EFT 500Nx Series 3.3. Quick Start Easy and very fast operation of all standard functions of the equipment. The latest simulator settings are stored automatically and will be recalled when Quick Start is next selected. QUICK START 2000V 5.0kHz...
  • Page 10: User Test Routines

    EM TEST EFT 500Nx Series 3.4. User Test Routines The user can program, save and recall his own specific test routines. The next pages show the selection of the functions. USER TEST ROUTINES Page 1 / 2 USER TEST ROUTINES Page 2 / 2 F1 : Change duration after T by dt...
  • Page 11 EM TEST EFT 500Nx Series Frequency sweep in one single burst >= 100ms During one single burst the frequency sweeps from f1 to f2. <= For this function the following limitations have to be >= 5.0ms respected: >= 5 / f1 tr -td >=...
  • Page 12: Test Routine As Per Iec 61000-4-4 (2004-07) Ed 2

    EM TEST EFT 500Nx Series 3.5. Test Routine as per IEC 61000-4-4 The display shows a list of test levels as per the standards IEC 61000-4-4. In the menu Service F4 Change standard level you select between the burst frequency 5 kHz and 100 kHz.
  • Page 13: Service

    F4 : Change standard levels F1 Addresses The addresses of the EM TEST (Switzerland) GmbH and the EM TEST GmbH are shown. The addresses of all EM TEST sales agencies are listed on the web site of EM Test under : www.emtest.com F2 Selftest Selftest for check the key functions.
  • Page 14: Setup

    EM TEST EFT 500Nx Series 3.7. Setup SETUP F1 : Change language F2 : LCD backlighting F3 : Interfaces F4 : Keyboard-Beeper F5 : Timer F6 : Safety circuit Change language The user can chose between two languages, German and English.
  • Page 15: Test Equipment Eft 500N

    EM TEST EFT 500Nx Series Test Equipment EFT 500N 4.1. Specification of the test parameters As per IEC 61000-4-4 the EFT pulses are specified as follows: Definition of a single pulses Definition of a complete burst on a 50  load on a 1000 ...
  • Page 16: Coupling Decoupling Network

    EM TEST EFT 500Nx Series 4.3. Coupling decoupling network The decoupling part of the coupling network has to: - filter the interference pulses in the direction to the power supply; - protect other systems that are connected to the same power supply and - realize a high impedance of the power supply, e.g.
  • Page 17: Burst Test Setup

    EM TEST EFT 500Nx Series 4.4. Burst Test Setup - The test generator and the coupling network should be connected to the reference ground plane (acc. to high frequency requirements). - The equipment under test must be isolated from the reference ground plane. The distance should be 10cm.
  • Page 18: Computer Setup For Eft/Burst Testing

    To avoid such disturbances in the following paragraphs some information is given to which the operator has to take care: - EM TEST generators are tested with the maximum test level. If no damage has been occurred the equipment must be seen as immune.
  • Page 19 EM TEST EFT 500Nx Series For conducting the test the following points shall be taken under consideration: 1. It is not allowed to touch the EUT or the cables under test during a running test. The test results will be influenced and are no more reproducible.
  • Page 20: Technical Data

    EM TEST EFT 500Nx Series Technical data 5.1. EFT Electrical Fast Transients Burst as per IEC 61000-4-4 Test Level N5 / N5.x N8 / N8.x Open circuit 200V - 4800V ± 10% Step 20V 1000V - 7000V ± 10% Step 50V 500V –...
  • Page 21 EM TEST EFT 500Nx Series General data Dimensions and Weight Device Weight Dimension EFT 500N5 12.6 kg 19" / 3 HU EFT 500N5.1 22.4 kg 19" / 6 HU EFT 500N5.2 ca. 40 kg 19" / 6 HU EFT 500N5.3 12.0 kg...
  • Page 22: Maintenance

    EM TEST EFT 500Nx Series Maintenance 6.1. General The generator is absolutely maintenance-free by using a solid state semiconductor switch to generate transients. 6.2. Test set-up When setting up the test national and international regulations regarding human safety have to be guaranteed.
  • Page 23: Calibration And Verification

    EM TEST equipment. EM TEST doesn’t know each customer’s Quality Assurance Policy nor do we know how often the equipment is used and what kinds of tests are performed during the life cycle of test equipment. Only the customer knows all the details and therefore the customer needs to specify the calibration interval for his test equipment.
  • Page 24: General Information For Verification

    EM TEST EFT 500Nx Series 6.4.5. General information for verification Basic standard IEC 61000-4-4 Ed.2 : 2004 Verification chapters 6.1.2 Verification of the characteristics of the fast transient/burst generator 6.2.2 Verification of the characteristics of the coupling/decoupling network Verification adapter Verification with 50...
  • Page 25: Specification Of The Pulse Parameters

    EM TEST EFT 500Nx Series 6.4.7. Specification of the pulse parameters Waveform definition into 50 Waveform definition into 1000 Vp Peak voltage 10% - 90% 50% - 50% 10% 30% 30% 50 50ns see Table 2 ( 1.5ns ) ( 15ns ) 20%...
  • Page 26: Verification On Coaxial Output

    EM TEST EFT 500Nx Series 6.4.8. Verification on coaxial output Verification Setup with 1000 load Procedure of verification Switch on the EFT 500Nx Disconnect the line power from the EUT supply input at the rear of the EFT 500Nx Set the input impedance of the oscilloscope to 50 ...
  • Page 27 EM TEST EFT 500Nx Series Verification Setup with 50 load  n=400 2000V 1000V Procedure of verification Switch on the EFT 500Nx Disconnect the line power from the EUT supply input at the rear of the EFT 500Nx Set the input impedance of the oscilloscope to 50 ...
  • Page 28: Verification On Eut Output

    EM TEST EFT 500Nx Series 6.4.9. Verification on EUT output Verification Setup Procedure of verification Switch on the EFT 500Nx Disconnect the line power from the EUT supply input at the rear of the EFT 500Nx Set the input impedance of the oscilloscope to 50 ...
  • Page 29: Delivery Groups

    ESA 1 Adapter for adapt different power mains connectors As accessories adapters to different power mains connectors are part of the delivery of EM TEST surge generators. E.g. these are adaptors for Schuko - US - AUS - UK power mains connectors.
  • Page 30: Accessories And Options

    EM TEST EFT 500Nx Series 7.2. Accessories and options  CA EFT kit Calibration adapter for burst verification on the EUT output + KW50 + KW1000  KW 50 matching resistor 50  (1:100)  KW 1000 matching resistor 1000 (1:1000) ...
  • Page 31 EM TEST EFT 500Nx Series USB Interface  Optical Interface (EFT 500N8, N8.1) for eliminate EMC interferences as earth loops, an optical link delivers a galvanic separation between generator and computer for remote control. - Fiber optic link and interface with USB A connector - Optical cable , length 3m ...
  • Page 32: Appendix

    EM TEST EFT 500Nx Series Appendix 8.1. Declaration of CE-Conformity Manufacturer : EM TEST (Switzerland) GmbH Address: Sternenhofstr. 15 CH 4153 Reinach Switzerland declares, that under is sole responsibility, the product’s listed below, including all their options, are conformity with the applicable CE directives listed below using the relevant section of the following EC standards and other normative documents.
  • Page 33: Eft 500Nx Series - General Diagram

    EM TEST EFT 500Nx Series 8.2. EFT 500Nx series - General Diagram Manual for Operation V 5.23 33 / 36...
  • Page 34: Eft 500Nx - Overview

    EM TEST EFT 500Nx Series 8.3. EFT 500Nx - Overview 8.4. EFT 500Nx - Overview 3-phase coupling Manual for Operation V 5.23 34 / 36...
  • Page 35: Usb Interface

    “collect” the interferences. For filtering the following type of ferrites can be used: Kitagawa TR-40-27-15 with 8 windings EM Test deliver the ferrite under the name FER-USB as an option Manual for Operation V 5.23...
  • Page 36: Eft 500Nx Menu Overview

    F6 : Level X - Level Y Print /Set-up Service Addresses F1 Addresses All addresses of F2 Selftest EM TEST AG and GmbH and F3 Set-up URL address F4 Change standard test levels F5 Print all settings Self-test Set-up Change language...

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