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BS EN IEC 55025:2022 – TC

$280.87

Tracked Changes. Vehicles, boats and internal combustion engines. Radio disturbance characteristics. Limits and methods of measurement for the protection of on-board receivers

Published By Publication Date Number of Pages
BSI 2022 472
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PDF Pages PDF Title
1 30453688
285 A-30391551
286 undefined
289 Annex ZA (normative)Normative references to international publicationswith their corresponding European publications
290 English
CONTENTS
297 FOREWORD
299 INTRODUCTION
300 1 Scope
2 Normative references
301 3 Terms and definitions
307 4 Requirements common to vehicle and component/module emissions measurement
4.1 General test requirements
4.1.1 Categories of disturbance sources (as defined in the test plan)
4.1.2 Test plan
4.1.3 Determination of conformance of equipment under test (EUT) with limits
308 4.1.4 Operating conditions
Figures
Figure 1 – Method of determination of conformance for all frequency bands
309 4.1.5 Test report
4.2 Shielded enclosure
4.3 Absorber-lined shielded enclosure (ALSE)
4.3.1 General
4.3.2 Size
4.3.3 Objects in ALSE
310 4.3.4 ALSE performance validation
4.4 Measuring instrument
4.4.1 General
4.4.2 Spectrum analyser parameters
312 Tables
Table 1 – Spectrum analyser parameters
313 4.4.3 Scanning receiver parameters
314 Table 2 – Scanning receiver parameters
315 4.5 Power supply
4.5.1 General
4.5.2 Internal combustion engine vehicle – ignition on, engine off
4.5.3 Internal combustion engine vehicle – engine running
316 4.5.4 Plug-in hybrid electric or electric vehicle in charging mode
4.5.5 Hybrid electric or electric vehicle in running mode
4.5.6 Component/module tests
317 5 Measurement of emissions received by an antenna on the same vehicle
5.1 General
5.2 Antenna measuring system
5.2.1 Type of antenna
5.2.2 Measuring system requirements
Table 3 – Antenna types
318 Figure 2 – Example of gain curve
319 5.3 Method of measurement
320 5.4 Test setup for vehicle in charging mode
5.4.1 General
Figure 3 – Example of test setup – Vehicle-radiated emissions(front view with monopole antenna)
321 5.4.2 Vehicle in charging mode 1 or mode 2 (AC power charging without communication)
322 Figure 4 – Example of test setup for vehicle with the inlet located on vehicle side (charging mode 1 or 2, AC powered, without communication)
323 5.4.3 Vehicle in charging mode 3 (AC power charging with communication) or mode 4 (DC power charging with communication)
Figure 5 – Example of test setup for vehicle with the inlet located front / rear of vehicle(charging mode 1 or 2, AC powered, without communication
326 Figure 6 – Example of test setup for vehicle with the inlet located on vehicle side (charging mode 3 or mode 4, with communication)
327 Figure 7 – Example of test setup for vehicle with the inlet located front /rear of vehicle (charging mode 3 or mode 4, with communication)
328 5.5 Examples of limits for vehicle radiated disturbances
Table 4 – Example for limits of disturbance – Complete vehicle – General
330 Table 5 – Example for limits of disturbance – Complete vehicle – Digital mobile phone
333 Figure 8 – Details of average limits for GPS, BDS,B1l and GLONASS bands –Complete vehicle
334 6 Measurement of components and modules
6.1 General
6.2 Test equipment
6.2.1 Reference ground plane
335 6.2.2 Power supply and AN
6.2.3 Load simulator
6.3 Conducted emissions from components/modules – Voltage method
6.3.1 General
6.3.2 Test setup
336 6.3.3 Test procedure
338 Figure 9 – Conducted emissions – Example of test setupfor EUT with power return line remotely grounded
339 Figure 10 – Conducted emissions – Example of test setup for EUTwith power return line locally grounded
340 Figure 11 – Conducted emissions – Example of test setupfor alternators and generators
341 Figure 12 – Conducted emissions – Example of test setupfor ignition system components
342 6.3.4 Limits for conducted disturbances from components/modules – Voltage method
6.4 Conducted emissions from components/modules – current probe method
6.4.1 General
6.4.2 Test setup
Table 6 – Examples of limits for conducted disturbances –Voltage method
343 6.4.3 Test procedure
344 Figure 13 – Conducted emissions – Example of test setup for current probe measurements
345 6.4.4 Limits for conducted disturbances from components/modules – Current probe method
6.5 Radiated emissions from components/modules – ALSE method
6.5.1 General
Table 7 – Examples of limits for conducted disturbances – Current probe method
346 6.5.2 Test setup
347 Figure 14 – Test harness bending requirements
348 6.5.3 Test procedure
349 Figure 15 – Example of test setup – rod antenna
350 Figure 16 – Example of test setup – biconical antenna
351 Figure 17 – Example of test setup – log-periodic antenna
352 Figure 18 – Example of test setup – above 1 GHz – Horn antenna
353 6.5.4 Limits for radiated disturbances from components/modules – ALSE method
Table 8 – Examples of limits for radiated disturbances – ALSE method – General
355 Table 9 – Examples of limits for radiated disturbances –ALSE method – Digital mobile phone
360 6.6 Radiated emissions from components/modules – Stripline method
Figure 19 – Details of average limit for GPS, BDS, B1l and GLONASS bands – Components
361 Annexes
Annex A (informative)Flow chart for checking the applicability ofCISPR 25 to vehicles and boats
Figure A.1 – Flow chart for checking the applicability of this document
362 Annex B (normative)Antenna matching unit – Vehicle test
B.1 Antenna matching unit parameters (150 kHz to 6,2 MHz)
B.2 Antenna matching unit – verification
B.2.1 General
B.2.2 Gain measurement
B.2.3 Test procedure
B.3 Impedance measurement
363 Figure B.1 – Verification setup
364 Annex C (informative)Sheath-current suppressor
C.1 General information
C.2 Suppressor construction
Figure C.1 – Characteristic S21 of the sheath-current suppressor
365 Annex D (informative)Guidance for the determination of the noise floorof active vehicle antennas
366 Figure D.1 – Example of vehicle test setup for equipment noise
367 Figure D.2 – Example of vehicle test setup for antenna noise measurement
368 Annex E (normative)Artificial Network (AN), High Voltage Artificial Network (HV-AN), Direct Current charging Artificial Network (DC-charging-AN), Artificial Mains Network (AMN) and Asymmetric Artificial Network (AAN)
E.1 General
E.2 Artificial networks (AN)
E.2.1 Component powered by LV
369 Figure E.1 – Example of 5 µH AN schematic
Figure E.2 – Characteristics of the AN impedance ZPB
370 E.2.2 Component powered by HV
Table E.1 – Magnitude of the AN impedance ZPB
371 Figure E.3 – Example of 5 µH HV-AN schematic
372 Figure E.4 – Example of 5 µH HV-AN combination in a single shielded box
373 E.2.3 Direct Current charging Artificial Networks (DC-charging-AN)
Figure E.5 – Impedance matching network attached between HV-ANs and EUT
374 E.3 Artificial Mains Networks (AMN)
E.4 Asymmetric Artificial Network (AAN)
E.4.1 General
E.4.2 Signal/control port with symmetric lines
Figure E.6 – Example of 5 μH DC-charging-AN schematic
375 E.4.3 Wired network port with PLC on power lines
Figure E.7 – Example of an AAN for signal/control port with symmetric lines (e.g. CAN)
376 E.4.4 Signal/control port with PLC (technology) on control pilot line
Figure E.8 – Example of AAN with wired network port with PLC on AC or DC power lines
377 E.4.5 Signal/control port with control pilot line
Figure E.9 – Example of AAN circuit for signal/control port with PLC on control pilot
378 Figure E.10 – Example of AAN circuit for pilot line
379 Annex F (informative)Radiated emissions from components/modules –Stripline method
F.1 General
F.2 Test setup
F.2.1 General
380 F.2.2 Stripline impedance matching
F.2.3 Location of the EUT
F.2.4 Location and length of the test harness
F.2.5 Location of the load simulator
F.3 Test procedure
381 Figure F.1 – Example of a basic stripline test setup in a shielded enclosure
382 F.4 Limits for radiated emissions from components/modules – Stripline method
Table F.1 – Examples of limits for radiated disturbances –Stripline method
384 F.5 Stripline design
385 Figure F.2 – Example for a 50 Ω stripline
386 Figure F.3 – Example for a 90 Ω stripline
387 Annex G (informative)Interference to mobile radio communicationin the presence of impulsive noise – Methods of judging degradation
G.1 General
G.2 Survey of methods of judging degradation to radio channel
G.2.1 General
G.2.2 Subjective tests
389 G.2.3 Objective tests
G.2.4 Conclusions relating to judgement of degradation
390 Annex H (normative)Test methods for power supply systemsfor high voltages in electric and hybrid vehicles
H.1 General
H.2 Test equipment
H.2.1 Reference ground plane
391 H.2.2 Power supply, AN, HV-AN, AMN and AAN
H.2.3 Load simulator
H.3 Conducted emission from components/modules on HV power lines – Voltage method
H.3.1 General
392 H.3.2 Test setup
394 Figure H.1 – Conducted emission – example for test setupfor EUTs with shielded power supply systems
395 Figure H.2 – Conducted emission – example of test setup for EUTs with shielded power supply systems with electric motor attached to the bench
396 Figure H.3 – Conducted emission – Example of test setupfor EUTs with shielded power supply systems and inverter
397 Figure H.4 – Conducted emission – Example of test setup for EUTswith shielded power supply systems and charger device
398 H.3.3 Limits for conducted emission – Voltage method
Table H.1 – Example for HV limits for conducted voltage measurementsat shielded power supply devices (HV-LV coupling attenuation class A1)
399 H.4 Conducted emission from components/modules on HV power lines – current probe method
H.4.1 General
H.4.2 Test setup
401 Figure H.5 – Conducted emission – Example of test setup current probe measurementon HV lines for EUTs with shielded power supply systems
402 Figure H.6 – Conducted emission – Example of test setup current probe measurement on HV lines for EUTs with shielded power supply systems with electric motor attached to the bench
403 Figure H.7 – Conducted emission – Example of test setup current probe measurement on HV lines for EUTs with shielded power supply systems and inverter
404 Figure H.8 – Conducted emission – Example of test setup current probe measurement on HV lines for EUTs with shielded power supply systems and charger device
405 H.4.3 Limits for conducted emission – current probe method
H.5 Radiated emissions from components/modules – ALSE method
H.5.1 General
H.5.2 Test setup
407 Figure H.9 – Radiated emission – Example of test setup measurement with biconical antenna for EUTs with shielded power supply systems and with LV lines facing the antenna
408 Figure H.10 – Radiated emission – Example of test setup measurementwith biconical antenna for EUTs with shielded power supply systems with electric motor attached to the bench and with LV lines facing the antenna
409 Figure H.11 – Radiated emission – Example of test setup measurement with biconical antenna for EUTs with shielded power supply systems and inverter and with LV lines facing the antenna
410 Figure H.12 – Radiated emission – Example of test setup measurement with biconical antenna for EUTs with shielded power supply systems and charger device and with LV lines facing the antenna
411 H.5.3 Limits for radiated emissions – ALSE method
H.6 Coupling between HV and LV systems
H.6.1 General
H.6.2 Measurement based on test setups defined in Clause 6
412 Figure H.13 – Test setup for calibration of the test signal
413 Figure H.14 – Example of test setup for conducted emissions – voltage method – measurement on LV ports with injection on HV supply ports
415 Figure H.15 – Example of test setup for conducted emissions – current probe method – measurement on LV ports with injection on HV supply ports
417 Figure H.16 – Example of test setup for radiated emissions – ALSE method – measurement with biconical antenna with injection on HV supply ports
418 H.6.3 Measurement of the HV-LV coupling attenuation
419 Figure H.17 – Test setup for EUT S21 measurements
Table H.2 – Example of configurations for equipment without negative LV line
Table H.3 – Example of configurations for equipment with negative LV line
420 Figure H.18 – Examples of requirements for coupling attenuation, ac
Table H.4 – Examples of requirements for minimum coupling attenuation, ac
421 Annex I (Informative)ALSE performance validation 150 kHz to 1 GHz
I.1 General
422 Figure I.1 – Examples of typical ALSE influence parametersover the 10 MHz to 100 MHz frequency range
423 I.2 Validation method
I.2.1 Overview
I.2.2 Equipment
Figure I.2 – Visual representation of ALSE performance validation process
425 Figure I.3 – Metallic sheet angles used as support for the rod
Figure I.4 – Radiator side view 50 Ω terminations
Figure I.5 – Photo of the radiator mounted on the ground reference plane
426 I.2.3 Procedure
Figure I.6 – Example VSWR measured from four radiation sources(without 10 dB attenuator)
428 Figure I.7 – Example setup for ALSE equivalent field strength measurement (rod antenna shown for the frequency range from 150 kHz to 30 MHz)
430 Figure I.8 – MoM-Model for the frequency range 30 MHz to 200 MHz
Table I.1 – Reference data to be used for chamber validation
435 I.2.4 Requirements
436 Annex J (informative)Measurement instrumentation uncertainty –measurement of emissions received by an antenna on the same vehicle
J.1 General
J.2 Uncertainty sources
437 Figure J.1 – Sources of measurement instrumentation uncertainty
438 J.3 Measurand
J.4 Input quantities to be considered
J.4.1 General
J.4.2 AM band with OEM passive vehicle antenna (high impedance)
J.4.3 AM band with OEM active vehicle antenna (“matched 50 Ω” impedance)
J.4.4 Others bands (e.g FM, DAB III, …) with OEM active vehicle antenna (“matched 50 Ω” impedance)
439 J.4.5 Others bands with reference antenna
Table J.1 – Input quantities to be considered for voltage at antenna terminal measurements
444 Annex K (informative)Uncertainty budgets for measurement of emissions receivedby an antenna on the same vehicle
K.1 General
K.2 Typical CISPR 25 uncertainty budgets
Table K.1 – Typical uncertainty budget – Voltage at antenna terminal –AM band with OEM passive vehicle antenna (high impedance)
447 Table K.2 – Typical uncertainty budget – Voltage at antenna terminal – AM band with OEM active vehicle antenna (“matched 50 Ω” impedance)
449 Table K.3 – Typical uncertainty budget – Voltage at antenna terminal –Others bands with reference antenna
451 K.3 Receiver’s frequency step
Figure K.1 – Example of measurement for frequency step uncertainty evaluation
452 Annex L (informative)Measurement instrumentation uncertainty –Emissions from components/modules – Test methods
L.1 General
L.2 Uncertainty sources
453 Figure L.1 – Sources of measurement instrumentation uncertainty – conducted emissions from components/modules – Voltage method
454 Figure L.2 – Sources of measurement instrumentation uncertainty – conducted emissions from components/modules –Current probe method
455 Figure L.3 – Sources of measurement instrumentation uncertainty – radiated emissions from components/modules – ALSE method
456 L.3 Measurand
L.4 Input quantities to be considered
457 Table L.1 – Input quantities to be considered for emissions from components/modules
463 Annex M (informative)Uncertainty budgets for emissions from components/modules
M.1 General
M.2 Typical uncertainty budgets
Table M.1 – Typical uncertainty budget – Conducted emissions from components/modules – Voltage method and current probe method
465 Table M.2 – Typical uncertainty budget – Radiated emissions from components/modules – ALSE method
469 Annex N (informative)Items under consideration
N.1 General
N.2 Measurement techniques and limits
N.3 ALSE performance validation method above 1 GHz
N.4 Reconsideration of the scope of the document
N.5 Reorganizing the document into separate parts similar to CISPR-16 document series
N.6 Inclusion of test setups for WPT charging
470 Bibliography
BS EN IEC 55025:2022 - TC
$280.87