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Effective Date 7/2007 Page 1 of 6 PS01005002E

DIVISION 16SECTION 16289TRANSIENT VOTA!E S"R!E S"PPRESSION #TVSS$PART 1 % !ENERA1&1 REATED DOC"'ENTS

 A& !e(e)a*+ D)a,i(g- a(. ge(e)a* )ovi-io(- of te Co(t)act i(c*.i(g !e(e)a* a(.S*e3e(ta)4 Co(.itio(- a(. Divi-io(- 1 Secificatio( -ectio(- a*4 to ti- -ectio(&1&2 DESCRIPTION A& !e(e)a*+ T)a(-ie(t vo*tage -)ge -)e--io( #TVSS$ o) -)ge )otectio( .evice #SPD$ i-te .e-c)itio( a(. ei3e(t )ei)e. fo) te )otectio( of a** AC e*ect)ica* ci)cit- a(.e*ect)o(ic ei3e(t f)o3 te effect- of *igt(i(g i(.ce. vo*tage- ete)(a* -,itci(gt)a(-ie(t- a(. i(te)(a**4 ge(e)ate. -,itci(g t)a(-ie(t-&1& REERERENCE STANDARDS AND P"ICATIONS A& !e(e)a*+ Te *ate-t e.itio( of te fo**o,i(g -ta(.a).- a(. :*icatio(- -a** co3*4 to te,o); of ti- -ectio(+1& ANSI/IEEE C8<&1%1989 A3e)ica( Natio(a* Sta(.a). fo) E*ect)ic Po,e) S4-te3- a(.Ei3e(t % Vo*tage Rati(g- #60 =e)t>$2& ANSI/IEEE C62&<1%1991 Reco33e(.e. P)actice o( S)ge Vo*tage- i( o,%Vo*tage

 AC Po,e) Ci)cit-& ANSI/IEEE C62&<5%1992 IEEE !i.e o( S)ge Te-ti(g fo) Ei3e(t Co((ecte. too,%Vo*tage AC Po,e) Ci)cit-<& Te SPD (it- a(. a** co3o(e(t- -a** :e .e-ig(e. 3a(fact)e. a(. te-te. i(acco).a(ce ,it te *ate-t a*ica:*e " -ta(.a). #" 1<<9 2 (. E.itio( .ate. e:)a)45 2005 co3*ia(ce )ei)e. e:)a)4 9 2007$ " 128 a(. CSA ce)tifie. e) CSA22&2&5& TVSS (it- -a** :e *i-te. :4 "(.e),)ite)- a:o)ato)ie- a(. cove)e. :4 "(.e),)ite)-a:o)ato)ie- Ce)tificatio( a(. o**o, -e)vice-& Te-ti(g o) *i-ti(g to te " 1<<9-ta(.a). :4 *a:o)ato)ie- ote) ta( "(.e),)ite)- a:o)ato)ie- i- (ot acceta:*e&6& Te " 1<<9 -)e--io( vo*tage )ati(g- #SVR$ a(. CSA *a:e* -a** :e e)3a(e(t*4affie. to te Se)ie- S)ge P)otective Device #SPD$&7& "(.e),)ite)- a:o)ato)ie- " 128 Sta(.a). fo) Safet4 % E*ect)o3ag(etic I(te)fe)e(ce

i*te)-8& Natio(a* i)e P)otectio( A--ociatio( NPA 780 % Natio(a* E*ect)ica* Co.e9& IEEE Sta(.a). 1<2%1991 IEEE Reco33e(.e. P)actice fo) !)o(.i(g of I(.-t)ia* a(.Co33e)cia* Po,e) S4-te3- #IEEE !)ee( oo;$10& ANSI/IEEE Sta(.a). 1<1%1999 IEEE Reco33e(.e. P)actice fo) E*ect)ic Po,e) Di-t)i:tio( fo) I(.-t)ia* P*a(t- #IEEE Re. oo;$11& IEEE Sta(.a). 1100%1999 IEEE Reco33e(.e. P)actice fo) Po,e)i(g a(. !)o(.i(gSe(-itive E*ect)o(ic Ei3e(t #IEEE E3e)a*. oo;$Eato(?- I((ovative Tec(o*og4 S)ge S)e--io( !i.efo)3 Secificatio( @ o, Eo-)eEffective Date 7/2007 Page 2 of 6 PS01005002E

12& IPS P: 9< e.e)a* I(fo)3atio( P)oce--i(g Sta(.a).- P:*icatio( % !i.e*i(e o(E*ect)ica* Po,e) fo) ADP I(-ta**atio(-1& Natio(a* E*ect)ica* 'a(fact)e)?- A--ociatio( S%1 1992 #NE'A S%1$

1<& 'I Sta(.a). 220A 'eto. of I(-e)tio(%*o-- 'ea-)e3e(t15& ISO 9001+199< a*it4 S4-te3- % 'o.e* fo) a*it4 A--)a(ce i( De-ig(Deve*o3e(t P)o.ctio( I(-ta**atio( a(. Se)vici(g1&< 'AN"ACT"RER "AIICATIONS A& Eato(?- I((ovative Tec(o*og4 -)ge )otective .evice- -a** :e te :a-i- of .e-ig(& A**)o.ct- -:3itte. -a** co3*4 ,it te -ecificatio(- of te I((ovative Tec(o*og43o.e* t4e -ecifie. e)ei(& 'a(fact)e)- )ee-ti(g )o.ct a)ova* 3-t 3eet o) ecee. te ,)itte( -ecificatio( co(tai(e. e)ei(& 'a(fact)e)- )ee-ti(g a)ova*3-t )eceive ,)itte( ve)ificatio( of )o.ct acceta(ce :4 te -ecif4i(g e(gi(ee) 10 .a4-)io) to te :i. .ate&& Te 3a(fact)e) -a** -:3it a ,)itte( -tate3e(t i(.icati(g tat a facto)4 ato)i>e.)e)e-e(tative i(-ecte. te i(-ta**atio(& Te i(-ta**i(g co(t)acto) -a** -:3it a cec;ot3e3o)a(.3 to te 3a(fact)e)& Te 3e3o)a(.3 -a** i(.icate te .ate te

ei3e(t i- *ace. i(to -e)vice a(. te acta* 3eto. of i(-ta**atio(& S:3it t)eecoie- to te -ecif4i(g e(gi(ee)&

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C& A** -)ge )otective .evice- fo) -e)vice e(t)a(ce .i-t)i:tio( a(. :)a(c ci)cit )otectio(,iti( a faci*it4 -a** :e )ovi.e. :4 a -i(g*e 3a(fact)e)&D& Te 3a(fact)e) 3-t :e )eg*a)*4 e(gage. i( te 3a(fact)e of -)ge -)e--io()o.ct- fo) te -ecifie. catego)ie- fo) (o *e-- ta( te( #10$ 4ea)-&1&5 BARRANT A& Te SPD a(. -o)ti(g co3o(e(t- -a** :e ga)a(tee. :4 te 3a(fact)e) to :e f)ee

of .efect- i( 3ate)ia* a(. ,o);3a(-i fo) a e)io. of t,e(t4 #20$ 4ea)- f)o3 te .ate of -:-ta(tia* co3*etio( of -e)vice a(. activatio( of te -4-te3 to ,ic te -)e--o) i-attace.&& A( SPD tat -o,- evi.e(ce of fai*)e o) i(co))ect oe)atio( .)i(g te ,a))a(t4 e)io.-a** :e )e*ace. f)ee of ca)ge& Si(ce Act- of Nat)e o) -i3i*a) -tate3e(t- t4ica**4i(c*.e te t)eat of *igt(i(g to ,ic te SPD- -a** :e eo-e. a(4 -c c*a-e*i3iti(g ,a))a(t4 )e-o(-i:i*it4 i( te ge(e)a* co(.itio(- of ti- -ecificatio( -a** (ota*4 to ti- -ectio(& Tat i- te ,a))a(t4 i- to cove) te effect- of *igt(i(g -i(g*ea-i(g a(. a** ote) e*ect)ica* a(o3a*ie-& Te ,a))a(t4 -a** cove) te e(ti)e .evice(ot F-t va)io- co3o(e(t- -c a- 3o.*e- o(*4&C& Te i(-ta**atio( of SPD- i( o) o( e*ect)ica* .i-t)i:tio( ei3e(t -a** i( (o ,a4co3)o3i-e o) vio*ate ei3e(t *i-ti(g *a:e*i(g o) ,a))a(t4 of te .i-t)i:tio(ei3e(t&

1&6 S"'ITTAS A& Te t)a(-ie(t vo*tage -)ge -)e--io( -:3itta*- -a** i(c*.e :t -a** (ot :e *i3ite.to te fo**o,i(g i(fo)3atio(+Eato(?- I((ovative Tec(o*og4 S)ge S)e--io( !i.efo)3 Secificatio( @ o, Eo-)eEffective Date 7/2007 Page of 6 PS01005002E

1& Data fo) eac -)e--o) t4e i(.icati(g co(.cto) -i>e- co(.cto) t4e- a(.co((ectio( co(fig)atio( a(. *ea. *e(gt-&2& 'a(fact)e)?- ce)tifie. te-t .ata i(.icati(g te a:i*it4 of te )o.ct to 3eet o) ecee. )ei)e3e(t- of ti- -ecificatio(&& D)a,i(g- ,it .i3e(-io(- i(.icati(g SPD 3o(ti(g a))a(ge3e(t a(. *ea. *e(gtco(fig)atio( a(. 3o(ti(g a))a(ge3e(t of a(4 otio(a* )e3ote .iag(o-ticei3e(t a(. a--e3:*ie-&<& i-t a(. .etai* a** )otectio( -4-te3- -c a- f-e- .i-co((ecti(g 3ea(- a(.

)otective 3ate)ia*-&5& SPD ,i)i(g :o(.i(g a(. g)o(.i(g co((ectio(- -a** :e i(.icate. o( te ,i)i(g.iag)a3- fo) eac -4-te3& I(c*.e i(-ta**atio( .etai*- .e3o(-t)ati(g 3eca(ica* a(.e*ect)ica* co((ectio(- to ei3e(t to :e )otecte.&6& If )ee-te. a -a3*e of eac -)e--o) t4e -a** :e -:3itte. fo) -e i( te-ti(ga(. eva*atio(&7& P)ovi.e ve)ificatio( tat te SPD .evice co3*ie- ,it te )ei)e. " 1<<9 2(.e.itio(& At a 3i(i33 te co3*ete " i*e (3:e) cove)i(g te -:3itte. TVSS.evice- -a** :e )ovi.e.&PART 2 % PROD"CTS2&1 PEROR'ANCE A& !ENERA1& SPD- -a** :e *i-te. i( acco).a(ce ,it " 1<<9 Seco(. E.itio( Sta(.a). fo) 

Safet4 T)a(-ie(t Vo*tage S)ge S)e--o)- a(. " 128 Sta(.a). fo) Safet4E*ect)o3ag(etic I(te)fe)e(ce i*te)-&2& Te SPD -a** )otect a** 3o.e- a(. te)e -a** :e -eve( .i-c)ete -)e--io(ci)cit-+ 3o.e- co((ecte. i(e to !)o(. 3o.e- co((ecte. i(e to Net)a* a(.1 3o.e co((ecte. Net)a* to !)o(. fo) a %a-e <%,i)e *- g)o(. vo*tage-4-te3& i(e to Net)a* to !)o(. i- (ot a( acceta:*e -:-titte fo) i(e to !)o(.&i(e to Net)a* to i(e a(. i(e to !)o(. to i(e #i( co3:i(atio($ ,i** :e acceta:*efo) i(e to i(e )otectio(&& A** SPD- 3-t ave a--e. te " 1<<9 Seco(. E.itio( a*t C))e(t Te-t ,it aRati(g of 200000 AIC& Doc3e(tatio( -:-ta(tiati(g ti- c*ai3 3-t :e )ovi.e.&<& SPD- -a** -e a -ea)ate at to :i*.i(g g)o(.G te ei3e(t -afet4 g)o(. i-(ot to :e -e. a- a t)a(-ie(t g)o(. at&5& A** SPD- a)e to :e a( 'OV%:a-e. .e-ig( a(. a)e (ot to i(c*.e SAD tec(o*og4 a-

a 3ea(- of -)e--io(&6& Te 3ai33 co(ti(o- oe)ati(g vo*tage #'COV$ of a** co3o(e(t- -a** (ot :e

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*e-- ta( 125H fo) a 120V -4-te3 a(. 115H fo) 220 2<0 277 a(. <80V -4-te3-&Eato(?- I((ovative Tec(o*og4 S)ge S)e--io( !i.efo)3 Secificatio( @ o, Eo-)eEffective Date 7/2007 Page < of 6 PS01005002E

7& Sta(.a). .iag(o-tic feat)e- a)e to i(c*.e g)ee( ED- #o(e e) a-e % (o)3a**4o($ i(.icati(g o,e) a(. -)e--io( -tat- a(. a -et of (o)3a**4 oe(/(o)3a**4c*o-e. o)3 C .)4%)e*a4 co(tact-&

8& Ete(.e. .iag(o-tic- 3-t i(c*.e a( a.i:*e a*a)3 a(. -)ge co(te) to :e.i-*a4e. o( a( CD .i-*a4 o( te f)o(t of te -)e--o)& Te -)ge co(te) 3-ti(c*.e a )e-et otio(& Te a.i:*e a*a)3 3-t i(c*.e a 3te otio(& P)o.ct-)ei)i(g a( otio(a* .iag(o-tic te-t ;it to ve)if4 oe)atio(a* -tat- a)e* (otacceta:*e&& SERVICE ENTRANCE PROTECTION1& Te SPD fo) ti- *ocatio( -a** :e i(.icate. a- TVSS TPE 1J o( )oFect .)a,i(g-&2& Te -e)vice e(t)a(ce TVSS ei3e(t -a** 3eet o) ecee. te 3i(i33e)fo)3a(ce c)ite)ia a- fo**o,-+a& Te SPD- -a** :e I((ovative Tec(o*og4 3o.e* PTK160%%D%SD o) A)ove. Ea* a- .e-c)i:e. i( Sectio( 1&< #,e)e )e)e-e(t- tea)o)iate vo*tage co.e fo) te -4-te3 :ei(g )otecte.$&:& Te -i(g*e%i3*-e -)ge%c))e(t )ati(g -a** :e a 3i(i33 of <00000 A3e)e-

e) a-e #200000 A3e)e- e) 3o.e$&c& Te " 1<<9 Seco(. E.itio( S)e--e. Vo*tage Rati(g fo) te fo**o,i(gco(fig)atio(- -a** (ot ecee. te fo**o,i(g+Vo*tage Co(fig)atio( %! %N N%!120/208V #101$ <00V <00V <00V277/<80V #201$ 800V 800V 800V.& SPD- -a** :e of co3act .e-ig(& Te 3o(ti(g o-itio( of te SPD -a** a**o,a -t)aigt a(. -o)t *ea.%*e(gt co((ectio( :et,ee( te SPD a(. te oi(t of co((ectio( i( te a(e*:oa).&e& Vi-a* i(.icatio( of )oe) SPD co((ectio( a(. oe)atio( -a** :e ea-i*4 vie,e.o( te f)o(t a(e* of te e(c*o-)e& Te i(.icato) *igt- -a** i(.icate-)e--io( ci)cit -tat- a-e -tat- a-e *o-- )e.ce. )otectio( *eve* a(.-)e--io( fa*t&

f& Te SPD -a** :e eie. ,it a( i(teg)a* .i-co((ect -,itc o) :e avai*a:*e a-a( otio(&g& A -et of (o)3a**4 oe(/(o)3a**4 c*o-e. o)3 C .)4 co(tact- -a** :e )ovi.e.fo) )e3ote 3o(ito)i(g&& Te e(c*o-)e t4e -a** ave a 3i(i33 of a NE'A < )ati(g&i& SPD- -a** ave a .iag(o-tic- CD a(e* .i-*a4 )ovi.i(g i(fo)3atio( o( a-e*o-- #-ecific to eac a-e$ -)ge/t)a(-ie(t eve(t co(t -to)e. c3*ative-)ge/t)a(-ie(t eve(t i-to)4 a(. tec(ica* -o)t i(fo)3atio(&Eato(?- I((ovative Tec(o*og4 S)ge S)e--io( !i.efo)3 Secificatio( @ o, Eo-)eEffective Date 7/2007 Page 5 of 6 PS01005002E

 F& SPD- -a** :e eie. ,it a( a.i:*e a*a)3 ,it 3te )e-et a(. ac;(o,*e.gefeat)e-&;& Te .evice 3-t :e ce)tifie. to ,it-ta(. a 3i(i33 of 20000 Catego)4 C

#Co3:i(atio( ,ave % 20000 Vo*t- % 1&250- OCV a(. 10000 A3- % 820-SCC a- .efi(e. :4 ANSI/IEEE C62&<1%1991$ i3*-e- ,it *e-- ta( 10Hca(ge i( te :a-e*i(e to fi(a* *et%t)og vo*tage& Ti- .ata 3-t :e -:3itte.a- a( i(.ee(.e(t*4 ve)ifie. a(. ce)tifie. te-t )eo)t&*& Te 3ai33 va*e fo) te atte(atio( fo) te -)e--o) 3-t ecee. a3i(i33 of .& A** 3ea-)e3e(t- fo) ti- )ei)e3e(t 3-t :e ta;e( -i(gte 'I STD 220A 3eto. a(. ,it o(*4 -i #6$ i(ce- of *ea. *e(gt ete(.i(got-i.e of te (o)3a* eit *ocatio( of *ea.- fo) te e(c*o-)e& Te-t )e-*t- ta;e(,it *ea.- ete(.i(g a-t -i #6$ i(ce- a)e (ot acceta:*e o) co3*ia(t& A..itio(a* o) ece--ive *ea. *e(gt -e. i( te te-t -et i- (ot acceta:*e&C& S"PANE PROTECTION1& SPD#-$ fo) ti- *ocatio( -a** :e i(.icate. a- TVSS TPE J o( )oFect .)a,i(g-&2& Te .i-t)i:tio( a(e* TVSS ei3e(t -a** 3eet o) ecee. te 3i(i33

e)fo)3a(ce c)ite)ia a- fo**o,-+a& Te SPD- -a** :e I((ovative Tec(o*og4 3o.e* PTE080%%SD o) 

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A)ove. Ea* a- .e-c)i:e. i( Sectio( 1&< #,e)e )e)e-e(t- tea)o)iate vo*tage co.e fo) te -4-te3 :ei(g )otecte.$&:& Te -i(g*e%i3*-e -)ge%c))e(t )ati(g -a** :e a 3i(i33 80000 A3e)e- e) a-e #<0000 A3e)e- e) 3o.e$&c& Te " 1<<9 Seco(. E.itio( S)e--e. Vo*tage Rati(g fo) te fo**o,i(gco(fig)atio(- -a** (ot ecee. te fo**o,i(g+

Vo*tage Co(fig)atio( %! %N N%!120/208V #101$ <00V <00V <00V277/<80V #201$ 800V 800V 800V.& SPD- -a** :e of co3act .e-ig(& Te 3o(ti(g o-itio( of te SPD -a** a**o,a -t)aigt a(. -o)t *ea.%*e(gt co((ectio( :et,ee( te SPD a(. te oi(t of co((ectio( i( te a(e*:oa).&e& Vi-a* i(.icatio( of )oe) SPD co((ectio( a(. oe)atio( -a** :e ea-i*4 vie,e.o( te f)o(t a(e* of te e(c*o-)e& Te i(.icato) *igt- -a** i(.icate-)e--io( ci)cit -tat- a-e -tat- a-e *o-- )e.ce. )otectio( *eve* a(.-)e--io( fa*t&f& A -et of (o)3a**4 oe(/(o)3a**4 c*o-e. o)3 C .)4 co(tact- -a** :e )ovi.e.fo) )e3ote 3o(ito)i(g&g& Te e(c*o-)e t4e -a** ave a 3i(i33 of a NE'A < )ati(g&

Eato(?- I((ovative Tec(o*og4 S)ge S)e--io( !i.efo)3 Secificatio( @ o, Eo-)eEffective Date 7/2007 Page 6 of 6 PS01005002E

& SPD- -a** ave a .iag(o-tic- CD a(e* .i-*a4 )ovi.i(g i(fo)3atio( o( a-e*o-- #-ecific to eac a-e$ -)ge/t)a(-ie(t eve(t co(t -to)e. c3*ative-)ge/t)a(-ie(t eve(t i-to)4 a(. tec(ica* -o)t i(fo)3atio(&i& SPD- -a** :e eie. ,it a( a.i:*e a*a)3 ,it 3te )e-et a(. ac;(o,*e.gefeat)e-& F& Te .evice 3-t :e ce)tifie. to ,it-ta(. a 3i(i33 of 15000 Catego)4 C#Co3:i(atio( ,ave % 20000 Vo*t- % 1&250- OCV a(. 10000 A3- % 820-SCC a- .efi(e. :4 ANSI/IEEE C62&<1%1991$ i3*-e- ,it *e-- ta( 10Hca(ge i( te :a-e*i(e to fi(a* *et%t)og vo*tage& Ti- .ata 3-t :e -:3itte.a- a( i(.ee(.e(t*4 ve)ifie. a(. ce)tifie. te-t )eo)t&;& Te 3ai33 va*e fo) te atte(atio( fo) te -)e--o) 3-t ecee. a

3i(i33 of .& A** 3ea-)e3e(t- fo) ti- )ei)e3e(t 3-t :e ta;e( -i(gte 'I STD 220A 3eto. -i(g a(. ,it -i #6$ i(ce- of *ea. *e(gt ete(.i(got-i.e of te (o)3a* eit *ocatio( of *ea.- fo) te e(c*o-)e& Te-t )e-*t- ta;e(,it *ea.- ete(.i(g a-t -i #6$ i(ce- a)e (ot acceta:*e o) co3*ia(t& A..itio(a* o) ece--ive *ea. *e(gt -e. i( te te-t -et i- (ot acceta:*e&&0 INSTAATION A& Te i(-ta**i(g co(t)acto) -a** i(-ta** te a)a**e* SPD ,it -o)t a(. -t)aigt co(.cto)-a- )actica**4 o--i:*e&& Te co(t)acto) -a** fo**o, te SPD 3a(fact)e)?- )eco33e(.e. i(-ta**atio( )actice a-fo(. i( te ei3e(t i(-ta**atio( i(-t)ctio(-&C& Te i(-ta**atio( -a** a*4 to a** a*ica:*e co.e-&END O SECTION