Tiêu chuẩn iso 06742 4 2015

© ISO 2015 Cycles — Lighting and retro reflective devices — Part 4 Lighting systems powered by the cycle’s movement Cycles — Dispositifs d’éclairage et dispositifs rétroréfléchissants — Partie 4 Systè[.]

Cycles — Light ing and ret ro

Part 4:

Cycles — Dispos itifs d’éclaira e et dispos itifs rétroréfléchissant —

Partie 4 : S stème s d’éclaira e alimentés p r dynamo

Fir t edition

2 1 -0 -1

Refer ence n mb r

ISO 6 42-4:2 1 (E)

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F r eword i v

1 Sc ope 1

2 Nor mati ve r eferenc es 1

3 Terms and definitions 1

4 Lamps and interchang eable g enerator 2

4.1 General 2

4.2 Req ir ement 2

4.2.1 Dynamo-o erated front lghts 2

4.2.2 Dynamo-o erated r ear lght 2

4.2.3 Dynamos 3

4.3 Tes Methods 4

4.3.1 Dynamo-o erated front lghts 4

4.3.2 Dynamo-o erated r ear lght 4

4.3.3 Dynamos 4

5 Lamps and dedicated g enerator 5

5.1 General 5

5.2 Req ir ement 5

5.2.1 Principle of lghting sys em 5

5.2.2 Spe d rang es 5

5.3 Safety r eq ir ements 5

5.3.1 E vir onmental beha viour 5

5.3.2 Tes method 6

6 Common req ir ements and test meth ds for lg hting systems and the loading 6

6.1 Req ir ement 6

6.1.1 C rr osion r esis anc 6

6.1.2 Wate r esistanc

6 6.1.3 L ading r eq irement 6

6.2 Tes methods 6

6.2.1 C rr osion testing 6

6.2.2 Wate r esistanc 6

6.2.3 Tes of ele tr onic lo d 6

7 Instructio s 7

8 Mar king 7

8.1 Req ir ement 7

8.2 Durabi ty tes 7

8.2.1 Req ir ement 7

8.2.2 Tes method 7

A nne x A (informative)Electronic load for power-me surement of 6 V/1,5 W L D dynamos 8

A nne x B (informative)Eficiency calculatio

10 A nne x C (informative) Ver ificatio of the electr onic load 11

Biblog raphy 13

ISO (he Int ernational Org nization for Stan ardization) is a worldwide fede ation of national s an ards

b dies (ISO membe b dies) The work of pr paring Int ernational Stan ards is normal y car ied out

through ISO t ech ical committ ees Each membe b dy int er st ed in a subje t for w hich a t ech ical

committ ee has be n es a lshed has the right t o be r pr sent ed on that committ ee Int ernational

org nizations, g ove nmental an non-g ove nmental, in laison with ISO, also take p rt in the work

ISO cola orat es closely with the Int ernational Ele trot ech ical C mmis ion (IEC) on al matt ers of

ele trot ech ical s an ardization

The proc d r s used t o develo this document an those int en ed for it furthe maint enanc ar

desc ibed in the ISO/IEC Dir ctives, Part 1 In p rticular the dife ent a pro al c it eria ne ded for the

dife ent ty es of ISO document should be not ed This document was draft ed in ac ordanc with the

edit orial rules of the ISO/IEC Dir ctives, Part 2 ( e www.iso.org dir ctives)

A tt ention is drawn t o the p s ibi ity that some of the element of this document ma be the subje t of

p t ent right ISO shal not beheld r sponsible for identifying any or al such pat ent right Detai s of any

p t ent right identif ied d ring the develo ment ofthe document wi be in the Introd ction an / r on

the ISO l s of pat ent de larations r c ived ( e www.iso.org p t ent )

Any trade name used in this document is information given for the convenienc of use s an does not

cons itut e an en orsement

F or an ex lanation on the meaning of ISO spe if ic t erms and ex r s ions r lat ed t o conformity

as es ment, as wel asinformation a out ISO’s ad e enc t o the WTO principles in the Te hnical Bar ie s

t o Trade (TBT), se the fol owing URL: F or word — Sup lementary information

The committ ee r sp nsible for thisdocument is ISO/TC 149, Cycles , SC 1, Cycles a d major s ub-as s embles

ISO 6 74 2 consis s of t he folowing p rt , u de the gene al title Cycles — L ig tin  a d re tro-r fle c tive  devic s :

— Part 1: Lig tin  a d lg t s ig al n  dev ic es

— Part 2 : R etro r flec ti ve dev ic es

— Part 3 : Ins talatio  a d us e o lg tin  a d r tro-r flec tive dev ic es

— Part 4 : Lig tin  sys tems p we ed b  the cycle ’s mo ement

— Part 5: Lig tin  sys tems n t p we ed b the cycle’s mo ement

Cycles — Lighting and retro-reflecti ve devic es —

Part 4:

This p rt of ISO 6 42is a plca le t o lghting sy st ems used on cycles int en ed t o be used on publc ro ds

an , espe ialy, bicycles complying with ISO 42 0 an ISO 80 8

This p rt of ISO 6 42spe if ies r q ir ment an t es methodsfor the pe formanc of l ghting sy st ems

p we ed b the cycle’ s movement It a ples t o lght devic s complying with ISO 6 42-1 Lighting sy st ems

inclu e lghting devic s and powe sup l ed b cycle’s mo ement such as g ene at or

2 Normati ve referenc es

The folowing document , in w hole or in p rt, ar normatively r fe enc d in this document an ar

in ispensa le for it a pl cation F or dat ed r fe enc s, only the edition cit ed a ples F or un at ed

r fe enc s, the lat es edition of the r fe enc d document ( inclu ing any amen ment )a ples

ISO 6 42-1:2 1 , Cycles — Lig tin  a d r tro-r flec tive devices — Part 1: Lig tin  a d lg t sig al n  devic es

ISO 6 42-3:2 1 , Cycles — Lig tin  a d r tro-r flec ti ve dev ic es — Part 3 : Ins talatio  a d use o lg tin  

a d r tro-r flec ti ve dev ic es

ISO 9 2 , Cor os io  tes ts in artific ial atmos phe es — S lt s pra  tes ts

IEC6 5 9, Degr es o protec tio  prov ided b  enclos ur s (IP Code)

3 Terms and definitions

F or the purp ses of this document, the t erms an definitions given in ISO 6 42-1an the folowing a ply

3.1

frictio al drive g enerator

g ene at or for w hich the rot or or s at or is l n ed t o a puley w hich pr s a ains the driving w he l o e

a swivel bearing through for e

3.2

positive drive g enerator

g ene at ors w hich ar not conc rned b the definition of fric tio al dri ve gene ator (3.1)

3.3

integrated lamp and p wer so r e

sy st em inclu ing p we sour e an at leas one ty e of lght designed t o be used t og ethe , closed sy st em

Not e 1to entry: Power g nerator charact eristic are depen ing of vehicle movement

Not e 2 t o entry: Light outp t performances are depen ing of the spe d of the vehicle, or the time d ring which

bicycle has b en stop ed

4 Lamps and interchang eable g enerators

The complete syst em shal be designed as o en sy st em w hich r q ir s comp tibi ty betwe n lamps

an g ene at ors

4.2.1 Dynamo-operated front l ghts

Dynamo-o e at ed front l ght (lamps emit ing lght t o the front) shal cor esp n with ther q ir ment

of ISO 6 42-1:2 1 , 4.2 (Front p sition lamp), 4.5 (L w beam) an 4.6 (High beam)

Voltag e l miting r sour es shal only be ome efe tive a o e the t es v ltag e He e, the v lue of the DC

v ltag e, U, cor esp n s with the ro t mean sq ar ofthe AC v ltag e, U

ef

Furthe mor :

— the nominal voltag e of the lght sour e shal be eq al t o the sy st em v ltag e or the lght our e shal

be powe ed via an a pro riat e ele tronic b last ;

— the l ghting efe t shal be deplo ed at 3 U

ef

at he lat est ;

— the l ghting ev luation shal be pe formed at t es v ltag e;

— the p we consumption shal be ≤ 1 % of the nominal v lue;

— the p we consumption shal be 2,4 W or les at the t es v ltag e;

— ele tronic b las s in these u it shal ha e thecor esp n ing ele trical rating

Head lamps with int egrat ed ca acit or t o p we the lght w hie halting shal be buit so that he lo d of the

entir eq ipment on the sup ly sy st em is not subs antialy highe than that int en ed for this eq ipment

ac ording t o ISO 6 42-1:2 1 , 4.8 The entir eq ipment shal fulf il the ne es ary r q ir ment at t es

v ltag e, w he e, b sed on a discharg ed ca acit or, a charging time of 1 0s using t es v ltag e is pe mis ible

an the r d ction of the dynamo v ltag e through the charging of the ca acit or shal cor esp nd with

the folowing con itions:

a) not ex ce ding 6 % aft er 1 s;

b) not ex ce ding 3 % aft er 3 s;

c) not ex ce ding 1 % aft er 6 s;

d) not ex ce ding 5 % aft er 9 s;

e) not ex ce ding 1,5% aft er 1 0 s

Any s an lght hal emit visible lght for at leas 240 s

4.2.2 Dynamo-o erated r ear lghts

Dynamo-o e at ed r ar lght (lamps emit ing lght t o the r ar) shal cor esp nd with the r q ir ment

of ISO 6 42-1:2 1 , 4.3 (R ear lamp), 4.4 ( St op lamp) an 4.8 ( Stan l ght) An the p we consumption

shal be 0,6 W or les at the t es v ltag e

R ear lamps with int egrat ed s an lght shal be buit so that the lo d of the entir eq ipment on the

sup ly sy st em is not subs antialy highe than that int en ed for this eq ipment The entir eq ipment

shal fulf il the ne es ary r q ir ment at t es v ltag e, w he e, b sed on a discharg ed ca acit or, a charging

time of 1 0 s using t es v ltag e is pe mis ible an the r d ction of the dynamo v ltag e through the

charging of the ca acit or shal cor esp n with the folowing con itions:

a) not ex ce ding 6 % aft er 1 s;

b) not ex ce ding 3 % aft er 3 s;

c) not ex ce ding 1 % aft er 6 s;

d) not ex ce ding 5 % aft er 9 s;

e) not ex ce ding 1,5% aft er 1 0 s

Any s an lght hal emit visible lght for at leas 240 s

4.2.3 Dynamos

4.2.3.1 General characteristic of g enerator

F or measur ment ac ording t o 4.2.3, v ltag e an p we of dynamos shal me t the v lues of Ta le 1

F or g ene at ors, for w hich the output charact eris ics ar depen ing on diamet er of the w he l, the

minimum v lues given in Ta le1 of the v ltag e an the eff iciency r fe t o the larg es out ide diamet er of

the w he l as pro ided b the man factur r The measur ment ofthe ma imum v lues in Ta le 1 of the

v ltag e r fe s t o the smales out ide diamet er of the w he l as s at ed b theman factur r

Table 1 — C aracteristic of g enerator

Ty e of

g enerator

Sy stem

Spe d

km/h

Ef iciency

η

%

≥ 5

≤ 0

Frictional

drive

6 V/ W an 6 V/ ,4 W

and 6 V/ 1,5 W with fix ed

r sist or

≥5,7 V

≤ ,5 V

≤ ,5 V

≥ ,7 V

≤ ,5 V

≥ 0

6V/ 1,5 W with ele tric

lo d

≥ ,3 W

≤4,7 W

≥ ,2 W

≤4,7 W

≥ ,3 W

≤4,7 W

≥ 0

Positive drive

6 V/ W an 6 V/ ,4 W

and 6 V/ 1,5 W with f ix ed

r sist or

≥5,7 V

≤ ,5 V

≤ ,5 V

≥ ,7 V

≤ ,5 V

≥ 0

6V/ 1,5 W with ele tric

lo d

≥ ,3 W

≤4,7 W

≥ ,2 W

≤4,7 W

≥ ,3 W

≤4,7 W

≥ 0

4.2.3.2 Generator — F rictio al d ynamo

For dynamos w hich pr s a ains the driving w he l o e a swivel bearing through spring for e, the spring

for e, measur d pe pen icular ly to the rotational a is ofthe dynamo, shal be 1 N inside ofthe t otal

swivel ar a to lo se contact with tyr This v alue shal also be used for the measur ment ofthe efficiency

Should an AC v ltag e of5 V

ef

or a DC v ltag e of 7 V be ex ce ded for this u lo ded dynamo within the

spe ified spe d rang e, ad itional measur s shal be pro ided in orde t o me t this v ltag e lmit

4.2.3.3 Generator — Positi ve dr i ve

F or dynamos without g ears and for the larg es out ide diamet er of the w he l pe mis ible for these

dynamosan at a spe d of 5km/h, the fr q ency of the AC v ltag e shal be at leas 6Hz

Should an AC v ltag e of 5 V

ef

or a DC v ltag e of 7 V be ex ce ded for this u lo ded dynamo within the

spe ified spe d rang e, ad itional measur s shal be pro ided in orde t o me t this v ltag e lmit

4.3 Test Methods

4.3.1 Dynamo-operated front l ghts

Dynamo-o e at ed front l ght (lamps emit ing lght t o the front) ha e t o bet est ed cor esp n ing with

the t es methodsof ISO 6 42-1:2 1 , 4.2 (Front position lamp), 4.5 (L w beam) an 4.6 (High beam) The

t es v ltag e shal be the rat ed v ltag e of subs antialy sin soidal AC(fr q ency 5 Hz or 6 Hz)or DC

Measur thev ltag e at the t erminal of the dynamo

4.3.2 Dynamo-operated r ea lghts

Dynamo-o e at ed r ar l ght (lamps emit ing l ght t o the r ar) ha e t o be t est ed cor esp n ing with

the t es methods of ISO 6 42-1:2 1 , 4.3 (R ear lamp), 4.4 ( St op lamp) an 4.8 ( Stan lght) The t es

v ltag e shal be the rat ed v ltag e of subs antialy sin soidal AC (fr q ency 5 Hz or 6 Hz) or DC

Measur thev ltag e at he t erminal of the dynamo

4.3.3 Dynamos

4.3.3.1 General characteristic of g enerator s

Measur thev ltag e an p we at the t erminal of the dynamo

The efficiency can be measur d ac ording t o Annex B an each paramet er shal be defined b a

man factur of g ene at ors

4.3.3.2 F rictio al d ynamos

6 V/ W dynamos at a lo d of 1 Ω, 6 V/ ,4 W dynamos at a lo d of 1 Ω an 6 V/ 1,5 W LED dynamos at

an ele tronic lo d ac ording An ex A shal then be a pled or at a lo d of 24 Ω

Befor the measur ment, the dynamo th s lo ded shal be o e at ed at an ambient t empe atur of

(2 ± 5) °C without for ed co l ng for 2 min at a n mbe of r v lutions cor esp n ing t o a spe d of

3 km/h Aft er co lng of the dynamo t o ambient t empe atur , the v ltag e charact eris ics as wel as the

efficiency shal be det ermined He e, a driving w he l with a tr adles surfac shal be used

The measur ment shal be car ied out with thefolowing proc d r :

— det ermine output v ltag e an eff iciency aft er 5 min of contin ous o e ation at a spe d of 1 km/h;

— det ermine output v ltag e aft er r d ction of spe d t o 5 km/h;

— det ermine output v ltag e aft er raising spe d up t o, but not ex ce ding 3 km/h

4.3.3.3 Positi ve dr i ve dynamos

6 V/ W dynamos at a lo d of 1 Ω, 6 V/ ,4 W dynamosat a lo d of 1 Ω an 6 V/ 1,5 W LED dynamos at

an ele tronic lo d ac ording t o An ex A shal then be a pl ed or at a lo d of 24 Ω

Befor the measur ment, the dynamo th s lo ded shal be o e at ed at an ambient t empe atur of

(2 ± 5) °C without for ed co lng for 2 min at a n mbe of r v lutions cor esp nding with a spe d of

3 km/h Aft er co l ng of the dynamo t o ambient t empe atur the v ltag e charact eris ics as wel asthe

efficiency shal be det ermined

The measur ment shal be car ied out with thefolowing proc d r :

— det ermine output v ltag e an eff iciency aft er 5 min of contin ous o e ation at a spe d of 1 km/h;

— det ermine output v ltag e aft er r d ction of spe d t o 5 km/h;

— det ermine output v ltag e aft er raising spe d up t o, but not ex ce ding 3 km/h

5 Lamps and dedicated g enerators

5.1 General

The complet e sy st em shal be designed as closed sy st em w hich does not ha e comp tibi ity betwe n

lamps an g ene at ors

5.2 Requirements

5.2.1 Principle of lg hting system

This sy st em conc rns front position lamps, r ar lamps, st op lamps, dir ction in icat ors, low beam lamps

an high beam lamps

a) Measur the v ltage (V

ef ) at output of the g ene at or for the dife ent spe ds with the lghting devic s

b) R eprod c the output signal (V

ef

at the same fr q ency as sin soidal sha e) t o lghting devic s t o

che k the phot ometrical pe formanc s

It could bene es ary t o sup ly seve al samples in orde t o t es the prod ct

5.2.2 Spe d rang es

Be ause this sy st em is depen ing on the cycle’ s mo ement, we ar def ining thr e spe d rang es

5.2.2.1 Ver y low spe d:below 5 km/h

No r q ir ment

5.2.2.2 Low spe d:from 5 km/h to 15 km/h

The lght output level should be in conformity with the position ( t o be se n” fu ction ac ording t o

ISO 6 42-1:2 1 , 4.2 (Front p sition lamp), 4.3 (R ear lamp) and 4.7 (Dir ction in icat ors)

It is alowed that the l ght is flashing

5.2.2.3 Nor mal r unning spe d: ab ve and from 1 km/h

No visible flashing

Phot ometrical pe formanc s should comply with cor esp n ing cat eg ory of the lght inclu ed int o the

sy st em

5.3 S fety r equirements

5.3.1 Environmental behavio r

This sy st em should mat ch the same r q ir ment than any othe cor esp n ing prod ct as desc ibed

in ISO 6 42-1an ISO 6 42-3

But it should withs an any spe d up t o 5 km/h.

5.3.2 Test metho

5.3.2.1 Test metho to check photometrical requirements

The r q ir ment a o e should be t est ed from 5 km/h t o 1 km/h

If a s an -l ght is a aia le, the sy st em shal beo e at ed for 2 min at 1 km/h, then st op an t es

5.3.2.2 Test metho to check behavio r at a spe d of 50 km/h

En uranc t es is con uct ed firs at 3 km/h for 3 min Then spe d is inc eased t o 5 km/h in 5 s, an

held at 5 km/h for 1 s Then st eadiy r d c spe d down t o 0km/h

If t h e sys em could be switch ed on an of whie cycle is being rid d en, switc h it on an of 1 t im es a t 3 k m /h

6 Common requir ements and test methods for l ghting systems and the loading

6.1.1 C r r osion r esistanc e

The lght ing eq uipm ent shal s i be fu ctional after tes ing a ccording to the tes m et hod d esc ibed in 6.2.1

6.1.2 Water resistanc e

The lght ing eq uipment shal s i l be functional after tes ing a ccording to t he tes meth od desc ibed in 6.2.2

6.1.3 L ading requirements

The lo ding shal s i befu ctional aft er t es ing ac ording t o the t es method desc ibed in 6.2.3

6.2 Test methods

6.2.1 C r r osion testing

The entir lght ing system (ront lght , r ar lght , dynamos in fu ctional as embly con itions) shal

u d ergo cor osion test ing a ccording to ISO 9 2 A total of 9 h shal be ru wit h a salt conc ntra tion of 5 %

6.2.2 Water resistanc e

— Dynamos in fu ctional as embly con itions shal un e g o wat er spra t es ing ac ording t o

IEC6 5 9, r g rding clas IP 4:prot ection a ains wat er spray s

— Dynamo front lght an dynamo r ar lght shal fulfil the clas IP 3

A t the en of the t es alow theunit t o drain for 1 h

6.2.3 Test of electronic load

The eq ipment hal be t est ed ac ording t o cir uit in An ex C