IEC 61 058 2 6 Edition 1 0 201 6 06 INTERNATIONAL STANDARD NORME INTERNATIONALE Switches for appliances – Part 2 6 Particular requirements for switches used in electric motor operated hand held tools,[.]
Trang 1Switches for appl ances –
Part 2-6: Particular requirements for switches used in electric motor-operated
Inter upteurs pour apparei s –
Partie 2-6: Exigences particul ères pour les inter upteurs uti isés sur les outi s
électroportatifs à moteur, les outi s portables et les machines pour jardins et
Trang 2THIS PUBLICATION IS COPYRIGHT PROT CTED
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Trang 3Switches for appl ances –
Part 2-6: Particular requirements for switches used in electric motor-operated
Inter upteurs pour apparei s –
Partie 2-6: Exigences particul ères pour les inter upteurs uti isés sur les outi s
électroportatifs à moteur, les outi s portables et les machines pour jardins et
Warnin ! Mak e s re th t y ou o tain d this publc tion from a a thorize distributor
Ate tion! Ve i ez v ou a s rer qu v ou av ez o te u c te publc tion via u distribute r a ré
Trang 4CONTENTS
FOREWORD 3
1 Sco e 5
2 Normative referen es 5
3 Definition 5
4 General req irements 5
5 General notes on tests 5
6 Ratin 5
7 Clas ification 5
8 Markin an doc mentation 6
9 Protection again t electric s ock .6
10 Provision for e rthin 7
1 Terminals an termination 7
12 Con tru tion 9
13 Mec anism 9
14 Protection again t sol d o jects, in res of water an h mid con ition 9
15 In ulation resistan e an dielectric stren th 9
16 He tin 10 17 En uran e 10 18 Mec anical stren th 14 19 Screws, c r ent car ying p rts an con ection 14 2 Cle ran es, cre p ge distan es, sol d in ulation an co tin s of rigid printed b ard as embl es 14 21 Fire hazard 14 2 Resistan e to ru tin 15 2 Abnormal o eration an fault con ition for electronic switc es 15 2 Comp nents for electronic switc es 16 2 EMC req irements 16 An exes 17 An ex F (informative) Switc a pl cation g ide 17 An ex H (informative) Flat q ick-con ect termination , method for selection of female con ectors 17 An ex N (normative) Altitu e cor ection factors 17 An ex U (normative) Dimen ion of ta s formin p rt of a switc 17 An ex V (informative) Req irements an tests for resistan e to a normal he t for u at en ed a plan es 17 Bibl ogra h 18 Ta le 3 – Switc information .6
Ta le 17 – Test lo d for electrical en uran e tests for a.c circ its 12
Ta le 18 – Test lo d for electrical en uran e tests for d.c circ its 12
Trang 5INTERNATIONAL ELECTROTECHNICAL COMMISSION
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International Stan ard IEC 610 8-2-6 has b en pre ared by s bcommite 2 J: Switc es for
a pl an es, of IEC tec nical commite 2 : Electrical ac es ories
The text of this stan ard is b sed on the fol owin doc ments:
Ful information on the votin for the a proval of this stan ard can b fou d in the re ort on
votin in icated in the a ove ta le
This publ cation has b en draf ed in ac ordan e with the ISO/IEC Directives, Part 2
Trang 6This Part 2-6 is to b u ed in conju ction with IEC 610 8-1:2 0 , Swich s for ap pla ces –
Part 1: G en ral re u ireme ts, an its Amen ments 1 (2 01) an 2 (2 0 )
This Part 2-6 s p lements or modifies the cor esp n in clau es in IEC 610 8-1, so as to
con ert that publ cation into the IEC stan ard: Partcu lar re u ireme ts for swich s used in
electric motor-o erated h nd-h ld to ls, tra sp rtab le tools a d lawn a d garde machin ry
When a p rtic lar s bclau e of Part 1 is not mentioned in this Part 2-6, that s bclau e
a pl es as far as re sona le Where this stan ard states “ad ition”, “modification” or
“re lacement”, the relevant text of Part 1 is to b ada ted ac ordin ly
In this stan ard:
1) the fol owin print typ s are u ed:
• req irements pro er: in roman typ ;
• test sp cificato s: in ialc ty e;
• n tes: in smal roma ty e
2) s bclau es, notes, fig res an ta les whic are ad itional to those in Part 1 are
n mb red startin from 101 An exes whic are ad itional to those in Part 1 are let ered
AA, BB, etc
A l st of al the p rts in the IEC 610 8 series, u der the general title Swich s fora pla ces,
can b fou d on the IEC we site
The commite has decided that the contents of this publ cation wi remain u c an ed u ti
the sta i ty date in icated on the IEC we site u der "htp:/we store.iec.c " in the data
related to the sp cific publcation At this date, the publ cation wi b
• reconfirmed,
• with rawn,
• replaced by a revised edition, or
• amen ed
Trang 7This stan ard is a s bset b sed on IEC 610 8-1 The clau es outl ned b low are inten ed to
ad res the sp cific req irements for switc es in orp rated into or integrated with electric
motor-o erated han -held to ls, tran p rta le to ls an lawn an garden mac inery
This stan ard is inten ed for switc es with an ambient temp rature up to an in lu in
5 °C
Switc es tested to IEC 610 8-1 are con idered to comply with this stan ard an ad itional
testin is not req ired provided ratin s, lo d , an en uran e are cor ect
NOT This Part 2-6 ta es into a c u t th fa t th t tests are c n u te as p rt of th e d pro u t e alu tio
(e.g pro u ts teste a c rdin to th IEC 6 7 5 a d IEC 6 8 1 series, a d lawn a d g rd nin e uipme t teste
Trang 87.1.3.2 This s bclau e is not a pl ca le.
7.1.3.3 This s bclau e is not a pl ca le
7.1.5.3.1 This s bclau e is not a pl ca le
7.1.5.3.2 This s bclau e is not a pl ca le
8 Marking and doc mentation
This clau e of Part 1 is a pl ca le, ex e t as fol ows:
Id ntific tio th t th switc is in c mpla c with this Part 2-6 (8.101) Markin (Ma)
Ty e of a pla c for whic a switc sh l b use (h n h ld to ls,
tra sp rta le to ls, or lawn a d g rd n ma hin ry)
Do ume tatio (Do)
De re of prote tio a ainst ele tric sh c , from o tsid a a pla c
(7.1.5.3)
Do ume tatio (Do)
Numb r of c nta t o ly c cles (TC 7for ele tro ic switc es)(17.2.4.7) Do ume tatio (Do)
For ele tro ic switc es, th d ty- y e S1 (7.1.16) Do ume tatio (Do)
Ad i o :
8.101 The markin to in icate compl an e with this Part 2-6 s al b "PT"
Compla ce is ch ck d b y insp ecto
Trang 910 Provision for earthing
This clau e of Part 1 is not a pl ca le
11 Terminals and terminations
This clau e of Part 1 is a pl ca le, ex e t as fol ows:
Terminals s al b desig ed so that the en of a con u tor introd ced into the hole is visible
or that the in ertion of the con u tor is prevented by a sto if further in ertion may red ce
cre p ge distan es an /or cle ran es or influen e the mec anism of the switc
Compla ce is ch ck d b y insp cto
1 1.2 Screw-type terminals for unprepare condu tors
Ad i o :
Screw typ terminals for u pre ared con u tors are p rmit ed but tested as p rt of the en
prod ct evaluation
1 1.2.1 This s bclau e is not a pl ca le
1 1.2.2 This s bclau e is not a pl ca le
1 1.2.3 This s bclau e is not a pl ca le
1 1.3.1 Replaceme t
Screwles terminals s al al ow, ac ordin to their clas ification, the pro er con ection of
con u tors havin cros -sectional are s as declared
The inten ed dis on ection of a con u tor s al req ire an o eration other than a pul at the
con u tor, s c that it can b ef ected man al y with or without the help of a to l in normal
u e
1 1.3.2 Replaceme t
Screwles terminals s al with tan the mec anical stres oc ur in in normal u e The
Trang 10terminals inten ed to b u ed in circ its car yin a c r ent not ex e din 0,2 A, one of the
s rfaces may b non-metal c
Compla ce is ch ck d b y th folowin test, which is caried out wih u ninsu lated co p r
co du ctors, first h vin th largest declared cros -secto al are , a d th n h vin th
smalest declared cros -secto al are :
a) eih r rigid: fiv inserto s a d dis o n cto s for sold co du ctors a d o e inserto a d
dis o n cto forstra ded co du ctors; or
b ) fle ib le: fiv inserto s a d dis o n cto s; or
c) rigid a d fle ib le: ifth termin lca ac e t b oth ty es ofco du ctors, th tests are caried
ou t wih rigid a d fle ib le co du ctors for th nu mb er of tmes indicated ab ov
Th co du ctors are inserted a d dis o n cted for th numb er of tmes indicated ab ov u sin
n w co du ctors e ch tme, e ce t for th last tme, wh n th co du ctors u sed for th last b u t
o e inserto are clamp d at th same place
For e ch inserto , th co du ctors sh l b e eih r push d as faras p s ib le into th termin l
or sh l b e inserted to e su re th t th co n cto is ade u ate After e ch inserto , th
co du ctor is twisted throu gh 90 ° in a a ial directo a d th n su b jected to a pu ll force of
35 N; th pu ll force is a pled wih u t jerks, for 1 min, in th directo of th a is of th
co du ctor sp ce
If th termin l is declared as su itab le for two or more co du ctors, th a pro riate p u ll force is
a pled co secutiv ly to e ch co du ctor D u rin th a plcato of th pu ll force, th
co du ctor sh l n t come ou t of th termin l After th se tests, n ih r th s rewles
termin ls n rth clampin me ns sh l h v b ecome lo se
1 1.3.4 This s bclau e of Part 1 is not a pl ca le
1 2 Terminals for prepare cop er con uctors a d/or terminals re uiring the us of a
spe ial purpos tool
This s bclau e of Part 1 is a pl ca le, ex e t as folows:
Non-dis on ecta le s rewles termination are p rmit ed but tested as p rt of the en
prod ct evaluation
1 2.4.1 This s bclau e is not a pl ca le
1 2.4.2 This s bclau e is not a pl ca le
1 2.4.3 This s bclau e is not a pl ca le
1 2.5.1 This s bclau e is not a pl ca le
Trang 111 2.5.3 Replaceme t
Ta s s al al ow the a pl cation an with rawal of female con ectors without damage to the
switc so as not to imp ir compl an e with this stan ard
Compla ce is ch ck d b y a plyin a 10 N a ial p u ll force wih ut jerks No damage or
NOT This cla se isc v re in th e dpro u t sta d rd
14 Protection against s l d objects, ingres of water and humid conditions
This clau e of Part 1 is a pl ca le, ex e t as fol ows:
14.3 Prote tion a ainst humid conditions
Replaceme t ofth seco d p ragra h:
Compla ce is ch ck d b y th hu midiy tre tme t des rib ed in 14.3, folowed b y th test of
15.1 Cab le inlet op enings, ifa y, a d drain-h les are left o e If a drain-h le is pro ided for
a water-ight swich, i is op en d
15 Insulation re istance and dielectric strength
This clau e of Part 1 is a pl ca le, ex e t as fol ows:
15.1 Replaceme t
The dielectric stren th of switc es s al b adeq ate
Trang 12Compla ce is ch ck d b y th test of 15.3, th test b ein made immediately after th test of
14.3
Th test v lage ac ordin to Tab le 12 is a pled in th case of
• fu ncto al insulato : b etwe n th difere t p les of a swich For th pu rp se of th test,
al th p arts of e ch p le are co n cted togeth r;
• b asic insu lato : b etwe n al lv p rts co n cted togeth r a d a metal foi co erin th
outerac es ib le su rface of th b asic insulato a d ac es ib le metal p rts in co tact wih
th b asic insu lato ;
• dou b le insulato : b etwe n al lv p rts co n cted togeth ra d a metal foi co erin th
outer, n rmaly n t ac es ib le su rface ofb asic insu lato a d n n-ac es ib le metal p rts;
th n: b etwe n two metal fois co erin sep arately th in er, n rmaly n t ac es ib le
su rface ofsu ppleme tary insu lato a d co n cted to n n-ac es ib le metal p rts, a d th
outer, ac es ib le su rface of suppleme tary insulato a d co n cted to ac es ib le metal
p rts;
• reinforced insulato : b etwe n al lv p rts co n cted togeth r a d a metal foi co erin
th ou ter ac es ib le su rface ofreinforced insu lato a d ac es ib le metal p rts;
• co tacts: b etwe n th o e co tacts of e ch p ole of a swich at th test v lages for
“acros electro ic dis o n cto ”
Th fois are n t pres ed into o e ings b u t are push d into corn rs a d th lk b y me ns of
th sta dard test finger
In cases wh re b asic insu lato a d su pp leme tary insu lato ca n t b e tested se arately,
th insu lato pro ided is sub jected to th test v lages sp ecified forreinforced insu lato
For electro ic swich s, th test is caried ou t at th test v lages for “acros fu ll
dis o n cto ” a d “acros micro-dis o n cto ”o ly o electro ic swich s wih mech nical
swichin de ices co n cted in series wih th semico du ctor swichin de ice
For electro ic swich s, the tests are n t caried ou t acros protectv imp da ces a d p les
interco n cted b y comp n nts
The seq en e of tests for al switc es ex e t electronic switc es is as fol ows:
• when declared for lock d rotor, a test at ac elerated sp ed as sp cified in 17.2.4.9 (TC9);
• a test at ac elerated sp ed as sp cified in 17.2.4.4 (TC4);
• a fu ctional compl an e test in ac ordan e with 17.2.5.1 (TE1);
Trang 1317.1.3 Replaceme t
For electronic switc es (complete switc ) the seq en e of tests is as fol ows:
• a test at ac elerated sp ed as sp cified in 17.2.4.4 (TC4);
• when declared for lock d rotor, a test at ac elerated sp ed as sp cified in 17.2.4.9 (TC9);
• a fu ctional compl an e test in ac ordan e with 17.2.5.1 (TE1);
• a dielectric stren th test in ac ordan e with 17.2.5.3 (TE3)
Ad itional y 3 new sp cimen s al b pre ared an tested as folows:
• the SSD (sold state switc in device an as embly) in series with contact s) is s ort
circ ited an /or the SSD in p ral el with contact s) is dis on ected;
Trang 14Table 17 – Te t loa s for electric l e dura c te ts for a.c circ its
Power
fa tor 3)
Motor-o erate to ls a d moto
r-o erate lawn a d g rd n
ma hin ry
Ma in2)
De lare sp cific lo d (clas ifie
Th sp cifie ma in c n itio s are maintain d for a p rio b twe n 5 ms a d 10 ms, a d are th n
re u e b a a xi ary switc to th sp cifie bre kin c n itio s
For al switc es e c pt ele tro ic switc es th test c re t ma b re u e to IR b intro u in a resistor
in th circ it Sh rt interu tio s of th test c re t d rin th re u tio to IR n t e c e in a p rio of
5 ms to 10 ms are p rmite
For ele tro ic switc es, th re u tio to th bre k c r e t sh uld b a hie e with ut a y o e circ itin of
th simulate in u tiv lo ds circ it, to e sure th t n a n rmal v lta e tra sie ts are g n rate
A ty ic l meth d of a hie in this is sh wn in Fig re 19
3)
Resistors a d in u tors are n t c n e te in p ralel e c pt th t if a y air-c re in u tor is use , a resistor
ta in a pro imately 1 % of th c r e t thro g th in u tor is c n e te in p ralel with it Iro -c re
in u tors ma b use pro id d th t th c r e t h s a su sta tial sin -wa e form For thre -p ase tests,
Th swich s are o erated b y me ns of th ir actuatn memb er eih r ma u aly or b y a
ap prop riate ap paratus which is ara ged to simu late n rmal actu ato
Trang 15Th o eratn sp ed forth o eratn cycles sh l b e as folows:
• for ln ar acto s, th swich actu ato sp ed sh l b e a pro imately 80 mm/s
(mech nical a d 2 mm/s (electro ic)
• for rotary acto s, th swich actu ato sp ed sh l b e a pro imately 90 °/s (mech nical
Th electricalco di o s are th se sp cified in 17.2.1
Th th rmal co di o s are as folows: Tests are caried ou tat 2 °C ± 10 °C
Th total nu mb er ofo erato s sh l b e declared b y th ma ufactu rer
NOT Ty ic ly th total n mb r of o eratio s is 5 0 0 for h n -h ld to ls, 10 0 0 for tra sp rta le to ls a d
10 0 0 for lawn a d g rd n ma hin ry
Th meth d of o erato is th t sp cified for ac elerated sp ed in 17.2.3
Th numb er of o eratn cycles is 1 0 0 0 or gre teras declared b y th ma u factu rer
Th meth d of o erato is th t sp cified in 17.2.3 for ac elerated sp eed
Trang 16NOT This cla se isc v re in th e dpro u t sta d rd.
19 Screws, cur ent car ying parts and conne tions
This clau e of Part 1 is a pl ca le
20 Clearances, cree age distances, sol d ins lation and c atings of rigid
printed board as embl es
Parts of non-metal c material s al b resistant to he t
This req irement do s not a ply to smal p rts, to decorative trims, actuators whic are not
integral with the actuatin me n , an other p rts for whic no tests are req ired
NOT Th d finitio for smal p rtsis giv n in 3.15 of IEC 6 6 5-2-1
Compla ce is ch ck d wih n w samples usin th b al pres u re test ac ordin to
IEC 60 695-10 -2 at th folowin temp ratures:
a) at 75 °C ± 2 °C:
for p arts which are ac es ib le wh n th swich is mounted as declared, a d th
deteriorato of which ma resu lt in th swich b ecomin u nsafe (e.g redu cto in th
declared degre of p rotecto , or redu cto of cre p ge a d cle ra ces b elow th se
v lu es re u ired ac ordin to Clau se 20 );
Trang 17– for p rts which are in co tact wih, maintain or retain in p si o electrical co n cto s
inclu din th se p rts which maintain a electricalco n cto u nder sprin force, for
e ample a co n cto wihin th swich maintain d in p si o b y a sprin in
as ociato wih a n n-metal c p rt, th deteriorato of which cou ld cau se
o erh atng;
– for p rts which are in co tact wih or supp rt h atsources (fore ample, h at sin s)
21.2 Re ista c to abnormal he t
Parts of non-metal c material s al b resistant to a normal he t
For decorative trims, actuatin memb rs whic are not integral with the actuatin me n , an
p rts whic are u l k ly to b ig ited or to pro agate flames, no test is req ired
In cases where it is neither practical nor p s ible to car y out the tests on a complete switc ,
for example, when the switc is either to smal or of an in on enient s a e, then the test is
car ied out u in a sp cimen of the material from whic the relevant p rt is man factured
The size of the sp cimen s al b gre ter than 6 mm × 6 mm an with a thicknes eq al to
the minimum thicknes as me s re for the relevant p rt
NOT A switc is c nsid re to b pra tic l for testin if a 15 mm diameter circle c n b inscrib d within th
surfa e to b teste
Compla ce is ch ck d wih o e n w sample u sing th glow wire test ofIEC 60 695-2-1 at
th glow wire temp ratu re ofminimu m 6 0 °C
Th test sp ecime is co sidered to h v p s ed th glow-wire test if flames or th glowin of
th test sp cime e tngu ish wihin 30 s after remo al of th glow wire a d th re is n
igni o ofth la er of wra pin ts u e
If th re is n flame or igni o , this sh l b e re orted
Switc es s al b con tru ted so that the risk of electric s ock as a res lt of a normal
con ition is prevented
Compla ce is ch ck d b y caryin ou t th tests des rib ed in 23.1.1.1 a d 23.1.1.2 for
circu its wh re circu it a alysis sh ws a electric sh ck h zard to e ist
Wh n tested, th swich sh l b e instaled in a test circu it as sh wn in Figu re 18
Th lo d co di o s are as folows:
• forelectro ic swich s for which n th rmal cu rre t is declared, th tests are caried ou t
Trang 18• for electro ic swich s for which a th rmal cu rre t is declared, th tests are caried ou t
wih th sp ecified th rmalcurre t a d du ty ty e;
• for electro ic swich s for a sp cific e d a p licato , th tests are caried ou t in or
togeth r wih th a pla ce
NOT 1 Circ its b low 15 W are g n raly c nsid re n t to re rese t a risk of ele tric sh c
NOT 2 Th se lo d c n itio s are asu set of th re uireme ts from 16.3.3
Trang 20IEC 6 8 1-1, Electric motor-o erated h nd-h ld to ls, tra sp ortab le to ls a d lawn a d
garde machin ry – Safety – Part 1: G en ral re u ireme ts
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