Specification_Revision_to_Section_26_20_00_Amend_1.pdf

Ber l i n, Mi l l Cr eek, Wat er Li ne Repai r

SECTI ON TABLE OF CONTENTS

DI VI SI ON 26 - ELECTRI CAL

SECTI ON 26 20 00

ELECTRI CAL WORK

PART 1 GENERAL

1. 1 SUMMARY

1. 2 REFERENCES

1. 3 TESTI NG

1. 4 GENERAL REQUI REMENTS

1. 4. 1 St andar d Pr oduct s

1. 4. 2 Equi pment

1. 4. 3 Exposur es

1. 4. 4 Cor r osi on- Resi st i ng Mat er i al s

1. 4. 5 Pai nt i ng

1. 4. 6 Gages

1. 5 SUBMI TTALS

1. 6 DELI VERY, HANDLI NG AND STORAGE

1. 6. 1 I nspect i on

1. 6. 2 St or age

1. 7 TAGGI NG OF EQUI PMENT, CABLES, CONDUCTORS, AND CI RCUI TS

1. 7. 1 Gener al

1. 7. 2 Equi pment I dent i f i cat i on

1. 7. 3 Taggi ng Cabl es and Conduct or s

1. 8 WARRANTY

PART 2 PRODUCTS

2. 1 CONDUI T AND CONDUI T FI TTI NGS

2. 1. 1 Ri gi d St eel Condui t

2. 1. 2 Fl exi bl e Met al Condui t

2. 1. 3 Condui t Fi t t i ngs, Condui t Out l et s and Out l et Boxes

2. 2 GROUNDI NG MATERI ALS

2. 2. 1 Bar e Copper f or Gr oundi ng Use

2. 2. 2 Gr oundi ng Conduct or s

2. 3 JUNCTI ON BOXES

2. 4 MOLDED CASE CI RCUI T BREAKERS

2. 4. 1 " 120/ 240" - Vol t AC Ci r cui t s

2. 5 RECEPTACLES

2. 5. 1 Heavy Dut y Gr ade

2. 5. 2 St andar d Gr ade

2. 5. 3 Gr ound Faul t I nt er r upt er s

2. 5. 4 NEMA St andar d Recept acl e Conf i gur at i ons

2. 5. 4. 1 Si ngl e and Dupl ex, 15- Amper e and 20- Amper e, 125 Vol t

2. 6 OUTLETS

2. 7 DEVI CE PLATES

2. 8 HEATI NG CABLE

PART 3 EXECUTI ON

SECTI ON 26 20 00 Page 1 Cer t i f i ed Fi nal Document s Revi sed by Amendment No. 1

3. 1 GENERAL

3. 2 EXI STI NG EQUI PMENT

3. 3 CONDUI T I NSTALLATI ON

3. 3. 1 Wi r i ng Met hods

3. 3. 2 Pul l Wi r e

3. 3. 3 Ri gi d Met al Condui t

3. 4 GROUNDI NG

3. 4. 1 Connect i ons Bet ween Copper Cabl es

3. 4. 2 Connect i ons t o Equi pment and Mat er i al s

3. 5 FI ELD TESTS

3. 6 TESTS AND FI NAL ACCEPTANCE

3. 6. 1 Fi nal I nspect i on and Test s

3. 6. 2 Test Repor t s

- - End of Sect i on Tabl e of Cont ent s - -

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SECTI ON 26 20 00

ELECTRI CAL WORK

PART 1 GENERAL

1. 1 SUMMARY

The wor k cover ed by t hi s sect i on of t he speci f i cat i ons consi st s of f ur ni shi ng al l equi pment , mat er i al s and l abor and per f or mi ng al l oper at i ons r equi r ed f or t he r epl acement of t he l i ght i ng panel and l i ght f i x t ur es i n accor dance wi t h t hi s and ot her appl i cabl e sect i ons of t he specifications, i nst al l at i on of t he heat i ng cabl e and gr ound and subj ect t o t he t er ms and condi t i ons of t he cont r act .

1. 2 REFERENCES

The publ i cat i ons l i s t ed bel ow f or m a par t of t hi s speci f i cat i on t o t he ext ent r ef er enced. The publ i cat i ons ar e r ef er r ed t o i n t he t ext by basi c desi gnat i on onl y.

ASTM I NTERNATI ONAL ( ASTM)

ASTM B8 ( 2011; R 2017) St andar d Speci f i cat i on f or Concent r i c- Lay- St r anded Copper Conduct or s, Har d, Medi um- Har d, or Sof t

NATI ONAL ELECTRI CAL MANUFACTURERS ASSOCI ATI ON ( NEMA)

NEMA AB 1 ( 2002) Mol ded- Case Ci r cui t Br eaker s, Mol ded Case Swi t ches, and Ci r cui t - Br eaker Enclosures

NEMA WD 1 ( 1999; R 2015) St andar d f or Gener al Col or Requi r ement s f or Wi r i ng Devi ces

NATI ONAL FI RE PROTECTI ON ASSOCI ATI ON ( NFPA)

NFPA 70 ( 2017; ERTA 1- 2 2017; TI A 17- 1; TI A 17- 2;

TI A 17- 3; TI A 17- 4; TI A 17- 5; TI A 17- 6;

TI A 17- 7; TI A 17- 8; TI A 17- 9; TI A 17- 10;

TI A 17- 11; TI A 17- 12; TI A 17- 13; TI A

17- 14) Nat i onal El ect r i cal Code

UNDERWRI TERS LABORATORI ES ( UL)

UL 360 ( 2013; Repr i nt Jan 2015) Li qui d- Ti ght Fl exi bl e St eel Condui t

UL 489 ( 2016) UL St andar d f or Saf et y Mol ded- Case Ci r cui t Br eaker s, Mol ded- Case Swi t ches and Ci r cui t - Br eaker Encl osur es

UL 498 ( 2017; Repr i nt Nov 2017) UL St andar d f or Saf et y At t achment Pl ugs and Recept acl es

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UL 514A ( 2013; Repr i nt Aug 2017) UL St andar d f or Saf et y Met al l i c Out l et Boxes

UL 514B ( 2012; Repr i nt Nov 2014) Condui t , Tubi ng and Cabl e Fi t t i ngs

UL 514C ( 2014; Repr i nt Dec 2014) Nonmet al l i c Out l et Boxes, Fl ush- Devi ce Boxes, and Covers

UL 6 ( 2007; Repr i nt Nov 2014) El ect r i cal Ri gi d Met al Condui t - St eel

UL 943 ( 2016) UL St andar d f or Saf et y Gr ound- Faul t Circuit-Interrupters

1. 3 TESTING

Upon compl et i on of any component of wor k t he el ect r i cal syst ems of t hi s wor k shal l be t est ed i n accor dance wi t h par agr aph " TEST AND FI NAL I NSPECTI ON" . The Cont r act or shal l f ur ni sh al l power and i nst r ument s r equi r ed f or t he t est i ng.

1. 4 GENERAL REQUI REMENTS

Al l el ect r i cal mat er i al s shal l be new and l i s t ed by t he Under wr i t er s ' Labor at or i es, I nc. , except as ot her wi se speci f i ed her ei n. Def ect i ve equi pment or mat er i al s, or equi pment or mat er i al s damaged i n t he cour se of i nst al l at i on or t est , shal l be r epl aced or r epai r ed i n a manner meet i ng t he appr oval of t he Cont r act i ng Of f i cer . The cont r act dr awi ngs i ndi cat e t he ext ent and gener al ar r angement of t he el ect r i cal syst em. The Cont r act or shal l pr ovi de sui t abl e st or age space and pr oper l y st or e al l mat er i al s and equi pment t hat he i s r equi r ed t o f ur ni sh. The condi t i ons under whi ch any mat er i al s ar e t o be st or ed shal l be i n accor dance wi t h st andar d pr act i ce, t o i nsur e t hat al l mat er i al s and equi pment wi l l be i n per f ect condi t i on at t he t i me of i nst al l at i on. The Cont r act or shal l f ami l i ar i ze hi msel f wi t h r egar d t o t he l ocat i on of al l ot her mat er i al s, equi pment or condi t i ons, t hat may af f ect t he el ect r i cal i nst al l at i on and shal l i nst al l al l par t s of t he el ect r i cal syst em so as not t o i nt er f er e wi t h t hei r i nst al l at i ons or t o per mi t any par t of t he el ect r i cal syst em t o be unnecessar i l y subj ect ed t o condi t i ons det r i ment al t o t he dependabi l i t y of t he syst em. The exact l ocat i on of al l par t s of t he el ect r i cal syst em shal l be subj ect t o t he appr oval of t he Cont r act i ng Of f i cer .

1. 4. 1 St andar d Pr oduct s

Unl ess ot her wi se appr oved i n wr i t i ng by t he Cont r act i ng Of f i cer , t he equi pment and mat er i al s t o be f ur ni shed under t hi s speci f i cat i on shal l be st andar d pr oduct s of manuf act ur er s r egul ar l y engaged i n t he pr oduct i on of such equi pment or mat er i al s and shal l be t he manuf act ur er ' s l at est desi gn.

Ref er ences t o speci f i c manuf act ur er ' s pr oduct s, wi t hi n t hese speci f i cat i ons ar e f or descr i pt i ve pur poses onl y.

1. 4. 2 Equipment

Equi pment of t he same, s i mi l ar or al l i ed ser vi ce shal l be of t he same manuf act ur e and t ype and, i f of t he same r at i ng, shal l be i nt er changeabl e.

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1. 4. 3 Exposures

The el ect r i cal i nst al l at i on i n gener al wi l l be subj ect t o sever e moi st ur e condi t i ons. Al l mat er i al s, equi pment and wor kmanshi p shal l pr ovi de dependabl e ser vi ce under t he condi t i ons t o be encount er ed.

1. 4. 4 Cor r osi on- Resi st i ng Mat er i al s

St ai nl ess st eel , copper , br ass, br onze, al umi num and ni ckel copper al l oys ar e accept abl e cor r osi on- r esi st i ng mat er i al s. However , cont act bet ween di ssi mi l ar met al s shal l be avoi ded as much as pr act i cabl e.

1. 4. 5 Painting

Any pai nt i ng on t hi s wor k i s i nci dent al and shoul d be done t o r epai r damage t o exi st i ng coat i ngs and pai nt i ng dur i ng t hi s wor k. Ar eas wher e exi st i ng coat i ngs and pai nt i ng ar e damaged shoul d be document ed and r epor t ed t o t he Cont r act i ng Of f i cer pr i or t o r equi r ed as par t of t hi s cont r act r epai r ed. Wher e gal vani zed sur f aces ar e damaged, t hey shal l be r ecoat ed wi t h an appr oved zi nc compound.

1. 4. 6 Gages

The gage of el ect r i cal conduct or s and sheet met al speci f i ed her ei n and on t he pl ans, i s Amer i can Wi r e Gage ( AWG) ( Br own and Shar pe) f or el ect r i c wi r e and cabl e and Uni t ed St at es St andar d Gage ( USS) f or sheet met al , unl ess ot her wi se not ed.

1. 5 SUBMITTALS

Gover nment appr oval i s r equi r ed f or submi t t al s wi t h a " G" desi gnat i on;

submi t t al s not havi ng a " G" desi gnat i on ar e f or i nf or mat i on onl y. When used, a desi gnat i on f ol l owi ng t he " G" desi gnat i on i dent i f i es t he of f i ce t hat wi l l r evi ew t he submi t t al f or t he Gover nment . The f ol l owi ng shal l be submi t t ed i n accor dance wi t h Sect i on 01 33 00 SUBMI TTAL PROCEDURES:

SD- 02 Shop Dr awi ngs

Wi r i ng Di agr ams

SD- 03 Pr oduct Dat a

Pr oduct s; G, DO

The Cont r act or shal l submi t f or appr oval al l i t ems of equi pment and mat er i al s pr oposed f or t hi s f aci l i t y . The mat er i al shal l i ncl ude cat al og cut s, di agr ams and dr awi ngs, manuf act ur er ' s descr i pt i ve bul l et i ns, poi nt - t o- poi nt wi r i ng di agr ams and such ot her descr i pt i ve dat a as may be r equi r ed by t he Cont r act i ng Of f i cer i n or der t o det er mi ne whet her or not t he equi pment , mat er i al s and f i xt ur es compl y wi t h t he cont r act speci f i cat i ons and t hei r sui t abi l i t y f or t he par t i cul ar appl i cat i on. Appr oval of equi pment , mat er i al s and f i xt ur es wi l l be based on manuf act ur er s ' publ i shed r at i ngs.

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1. 6 DELI VERY, HANDLI NG AND STORAGE

1. 6. 1 Inspection

Mot or s, mot or cont r ol cent er , dr y t ype t r ansf or mer s, panel boar ds, r el ay or cont act or devi ces, and al l ot her el ect r i cal equi pment and f i xt ur es, shal l be checked upon r ecei pt at t he s i t e f or possi bl e damage due t o handl i ng.

At t hi s t i me a megger r eadi ng shal l be made and r ecor ded al ong wi t h successi ve per i odi c r eadi ngs and i nspect i ons unt i l t he equi pment i s i nst al l ed and put i nt o oper at i on. A mi ni mum of f our r eadi ngs per year shal l be made. I n t he event t he non- oper at i ng or st or age per i od i s l ess t han si x mont hs, a mi ni mum of t hr ee r eadi ngs pr i or t o ener gi z i ng shal l be obtained.

1. 6. 2 Storage

Al l equi pment shal l be pr ot ect ed by bei ng t ot al l y encl osed t o pr event t he ent r ance of dust , di r t or pr eci pi t at i on under al l weat her condi t i ons. I n l i eu of a c l ean, dr y and heat ed st or age war ehouse whi ch i s pr ef er abl e, t he encl osur e may be t r anspar ent pl ast i c, heavy r ei nf or ced bui l di ng paper or c l ean t ar ps. The Cont r act or shal l pr ovi de a means of access t o equi pment f or t he per i odi c megger r eadi ngs and i nspect i ons. The encl osur e shal l be vent ed at t he t op wi t h a smal l openi ng. Wi t hi n t he encl osur e and at t he base of t he equi pment , saf e el ect r i c heat shal l be pr ovi ded t o mai nt ai n an i nt er i or t emper at ur e of appr oxi mat el y 10 degr ees F above t he ext er i or ambi ent t emper at ur e. When t he equi pment i s i nst al l ed at t he f i nal oper at i ng s i t e t he above pr ocedur e shal l al so be f ol l owed. The speci f i ed pr ot ect i on shal l st ar t i mmedi at el y upon del i ver y and shal l be mai nt ai ned unt i l t he equi pment i s put i nt o oper at i on or unt i l const r uct i on has r eached a st age wher e t he di r t and moi st ur e condi t i ons ar e nonexi st ent .

I n t he event c l eani ng and dr yi ng of el ect r i cal equi pment i s r equi r ed due t o acci dent or i nadequat e pr ot ect i on, t he Cont r act or shal l submi t t he pr ocedur es and met hods he pr oposes f or accompl i shment f or t he appr oval of t he Cont r act i ng Of f i cer .

1. 7 TAGGI NG OF EQUI PMENT, CABLES, CONDUCTORS, AND CI RCUI TS

1. 7. 1 General

Equi pment , cabl es, conduct or s and ci r cui t s shal l be i dent i f i ed by namepl at es, t ags, or l abel s as appl i cabl e and as speci f i ed i n t hi s par agr aph. When t he i nf or mat i on t o be i nscr i bed or pr i nt ed on a namepl at e, t ag, or l abel i s not speci f i ed or shown on t he dr awi ngs, t he Cont r act or shal l submi t t abul at i ons of such i nf or mat i on t o t he Cont r act i ng Of f i cer f or appr oval and shal l f ur ni sh and i nst al l namepl at es, t ags or l abel s as appr oved.

1. 7. 2 Equi pment I dent i f i cat i on

El ect r i cal equi pment , such as panel boar ds, shal l be pr oper l y i dent i f i ed as t o f unct i on, ei t her as speci f i ed, shown on t he dr awi ngs, or as appr oved by t he Cont r act i ng Of f i cer . Unl ess ot her wi se speci f i ed or shown on t he dr awi ngs, i dent i f i cat i on shal l be made by namepl at es of l ami nat ed mi car t a or equal wi t h 1/ 4- i nch bl ack commer ci al Got hi c l et t er i ng symmet r i cal l y pl aced and a whi t e backgr ound. Namepl at es shal l be at t ached t o t he equi pment by means of cor r osi on- r esi st i ng met al scr ews unl ess ot her wi se appr oved. Sampl es of t he f i ni shed namepl at es shal l be submi t t ed f or approval.

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1. 7. 3 Taggi ng Cabl es and Conduct or s

Al l mul t i pl e- conduct or cabl es, and each conduct or of s i ngl e conduct or cabl es l i s t ed i n t he cabl e schedul e or shown on t he dr awi ngs shal l be t agged by i t s cabl e number as l i s t ed i n t he cabl e schedul e. Unl ess ot her wi se speci f i ed or shown on t he dr awi ngs, i dent i f i cat i on shal l be made by means of appr oved r ound or squar e t ags of phenol i c compound t i ed t o t he cabl e or conduct or s at each cabl e r ecess, spl i ce, j unct i on box, condui t box wi r eway, t er mi nal poi nt and at al l ot her poi nt s wher e t he cabl e ent er s or l eaves a wi r eway or condui t . The t ags shal l be of an appr oved wat er pr oof , yel l ow l ami nat ed phenol composi t i on, 3/ 4 i nch i n di amet er or 3/ 4 i nch squar e, 1/ 16 i nch t hi ck and t he speci f i ed i nscr i pt i ons shal l be accompl i shed by an appr oved met hod t o gi ve a cont r ast i ng col or ed l et t er .

The wor d " CABLE" and t he cabl e number shal l be i nscr i bed on one si de of t he t ag, and when t he t ag i s used f or i dent i f y i ng a mul t i pl e- conduct or cabl e, t he ot her s i de shal l be l ef t bl ank. When si ngl e conduct or cabl es ar e bei ng i dent i f i ed, each conduct or shal l be t agged, wi t h t he wor d " CABLE" and t he cabl e number i nscr i bed on one si de and wi t h " CON' D' R" and Phase " A" , " B" , " C" or " N" , as appl i cabl e, i nscr i bed on t he ot her s i de.

The i nscr i pt i ons shal l be l i ght Got hi c char act er s. The wor ds shal l be a mi ni mum of 1/ 8 i nch i n hei ght . A hol e f or at t achi ng t he t ag shal l be pr ovi ded. At t achment cor d shal l be 6- pl y, waxed l i nen t wi ne, or nyl on snap- on t i es appr oved by t he Cont r act i ng Of f i cer . Sampl es of t he f i ni shed t ags and t wi ne or t i es shal l be submi t t ed f or appr oval . I ndi v i dual conduct or s of mul t i pl e- conduct or cabl es, each si ngl e conduct or cabl e, and al l ot her conduct or s bear i ng a conduct or number on t he wi r i ng di agr ams, shal l be i dent i f i ed wi t hi n f our i nches of i t s t er mi nat i on by means of wi r e mar ker s, s i mi l ar and equal t o Br ady sel f - st i cki ng Qui k- Label s. Wher e conduct or s t er mi nat e on t er mi nal bl ocks, each conduct or shal l be i dent i f i ed on t he t er mi nal bl ock i n addi t i on t o t he Qui k- Label on t he conductor.

1. 8 WARRANTY

Al l equi pment f ur ni shed under t hi s sect i on of t he speci f i cat i ons shal l be guar ant eed f or a per i od of one year f r om t he f i nal dat e of accept ance of t he pr oj ect agai nst def ect i ve mat er i al s, desi gn and wor kmanshi p. Upon r ecei pt of not i ce f r om t he Gover nment of f ai l ur e of any par t of t he guar ant eed equi pment dur i ng t he per i od, t he af f ect ed par t or par t s shal l be r epl aced pr ompt l y wi t h new par t s and at t he expense of t he Cont r act or .

PART 2 PRODUCTS

2. 1 CONDUI T AND CONDUI T FI TTI NGS

2. 1. 1 Ri gi d St eel Condui t

Ri gi d st eel condui t shal l conf or m t o t he r equi r ement s of UL 6 and shal l be z i nc- coat ed on t he i nsi de and out si de by t he hot di p pr ocess, and i n a manner t hat wi l l al so z i nc- coat t he t hr eads on each end of st andar d l engt hs. Mi ni mum si ze of condui t shal l be 3/ 4 i nch. Al l exposed condui t shal l be r i gi d st eel . PVC i s per mi t t ed i n ar eas of t he wat er t ower wher e moi st ur e i s a pr obl em.

2. 1. 2 Fl exi bl e Met al Condui t

Fl exi bl e met al condui t shal l conf or m t o UL 360. The condui t shal l be liquidtight.

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2. 1. 3 Condui t Fi t t i ngs, Condui t Out l et s and Out l et Boxes

Fi t t i ngs, out l et s and out l et boxes shal l conf or m t o UL 514A, UL 514B, and UL 514C. Condui t out l et s ( cast t ype) shal l be pr ovi ded wi t h cast cover s and neopr ene gasket s, unl ess ot her wi se speci f i ed or i ndi cat ed. Al l exposed out l et boxes and f i t t i ngs i nst al l ed out door s shal l be al umi num.

2. 2 GROUNDI NG MATERI ALS

2. 2. 1 Bar e Copper f or Gr oundi ng Use

Gr oundi ng cabl es shal l be sof t gr ade, Cl ass B, concent r i cal l y st r anded copper , unl ess ot her wi se not ed, and shal l conf or m t o ASTM B8.

2. 2. 2 Gr oundi ng Conduct or s

Mi ni mum si ze of gr oundi ng conduct or s shal l be No. 6 AWG, unl ess ot her wi se not ed. Al l gr oundi ng conduct or s shal l be i nsul at ed and shal l be col or coded gr een, except as ot her wi se not ed.

2. 3 JUNCTI ON BOXES

NEMA 4 boxes shal l be pr ovi ded wi t h t hr eaded openi ngs and a mi ni mum of f i ve t hr eads shal l be pr ovi ded. Al l NEMA 4 j unct i on boxes shal l be pr ovi ded wi t h a one- i nch dr ai n pl ug i n t he bot t om of t he boxes. Al l j unct i on boxes shal l be mount ed wi t h st ai nl ess st eel bol t s. Wher e anchor s ar e r equi r ed t hey shal l be l ead. Al l condui t boxes shal l have cover s, s i mi l ar or equal t o Neenah Mf g. Co. as not ed on t he dr awi ngs. NEMA 4X j unct i on boxes shal l be pol yest er f i ber gl ass or st ai nl ess st eel f or use i n t he dam gal l er i es.

2. 4 MOLDED CASE CI RCUI T BREAKERS

Mol ded case ci r cui t br eaker s shal l conf or m t o t he appl i cabl e r equi r ement s of NEMA AB 1 and UL 489. The ci r cui t br eaker s shal l be manual l y- oper at ed, shal l be qui ck- make, qui ck- br eak, common t r i p t ype, and shal l be of aut omat i c- t r i p t ype unl ess ot her wi se speci f i ed or i ndi cat ed on t he dr awi ngs. Al l pol es of each br eaker shal l be oper at ed si mul t aneousl y by means of a common handl e. The oper at i ng handl es shal l c l ear l y i ndi cat e whet her t he br eaker s ar e i n " On, " " Of f , " or " Tr i pped" posi t i on and shal l have pr ovi s i ons f or padl ocki ng i n t he " Of f " posi t i on. Per sonnel saf et y l i ne t er mi nal shi el ds shal l be pr ovi ded f or each br eaker . The ci r cui t br eaker s shal l be pr oduct s of onl y one manuf act ur er , and shal l be i nt er changeabl e when of t he same f r ame si ze. Wher e i ndi cat ed on t he dr awi ngs, c i r cui t br eaker s shal l be pr ovi ded wi t h shunt t r i p devi ces.

2. 4. 1 " 120/ 240" - Vol t AC Ci r cui t s

Ci r cui t br eaker s f or 120- vol t ac c i r cui t s shal l be r at ed not l ess t han 120/ 240 or 240 vol t s ac, and shal l have a UL l i s t ed mi ni mum i nt er r upt i ng capaci t y of 10, 000 symmet r i cal amper es.

2. 5 RECEPTACLES

Recept acl es f or use on 120 vol t c i r cui t s shal l be of t he dupl ex, gr ounded t ype, r at ed 20 amper es at 125 vol t s. Recept acl es shal l be speci f i cat i on grade.

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2. 5. 1 Heavy Dut y Gr ade

NEMA WD 1. Devi ces shal l conf or m t o al l r equi r ement s f or heavy dut y receptacles.

2. 5. 2 St andar d Gr ade

UL 498.

2. 5. 3 Gr ound Faul t I nt er r upt er s

UL 943, Cl ass A or B. Al l gr ound f aul t c i r cui t i nt er r upt er t ype r ecept acl es i dent i f i ed as " GFI " shal l have a maxi mum gr ound f aul t t r i p l evel of 5 mi l l i amps.

2. 5. 4 NEMA St andar d Recept acl e Conf i gur at i ons

2. 5. 4. 1 Si ngl e and Dupl ex, 15- Amper e and 20- Amper e, 125 Vol t

a. 15- amper e, non- l ocki ng: NEMA t ype 5- 15R, l ocki ng: NEMA t ype L5-15R.

b. 20- amper e, non- l ocki ng: NEMA t ype 5- 20R, l ocki ng: NEMA t ype L5-20R.

2. 6 OUTLETS

Out l et s f or l i ght i ng f i x t ur es, wal l r ecept acl es and wal l swi t ches, except wher e ot her wi se speci f i ed or shown, shal l be cast met al . Out l et s shal l be i nst al l ed i n t he l ocat i ons shown on t he dr awi ngs, except t hat when necessar y, t he Cont r act or shal l r el ocat e out l et s so t hat , when f i xt ur es or ot her f i t t i ngs ar e i nst al l ed, t hey wi l l be symmet r i cal l y l ocat ed accor di ng t o r oom l ayout and wi l l not i nt er f er e wi t h ot her wor k or equi pment . Each box shal l have suf f i c i ent vol ume t o accommodat e t he number of conduct or s ent er i ng t he box i n accor dance wi t h t he r equi r ement s of t he NFPA 70.

Boxes shal l be not l ess t han 1- 1/ 2 i nches deep unl ess shal l ower boxes ar e r equi r ed by st r uct ur al condi t i ons and ar e speci f i cal l y appr oved by t he Cont r act i ng Of f i cer . Cei l i ng out l et boxes shal l not be l ess t han 4- i nch oct agonal except t hat smal l er boxes may be used wher e r equi r ed by t he par t i cul ar f i x t ur e t o be i nst al l ed. Swi t ch and r ecept acl e boxes shal l be appr oxi mat el y 4 i nches by 2 i nches. Boxes i nst al l ed i n conceal ed l ocat i ons shal l be set f l ush wi t h t he f i ni shed sur f aces and shal l be pr ovi ded wi t h t he pr oper t ype ext ensi on r i ngs wer e r equi r ed. Boxes shal l be i nst al l ed i n a r i gi d and sat i sf act or y manner . Boxes i nst al l ed wher e t hey ar e exposed t o t he weat her , or i n nor mal l y wet l ocat i ons or sur f ace mount ed shal l be cast al umi num havi ng t hr eaded hubs.

2. 7 DEVI CE PLATES

Devi ce pl at es of t he one- pi ece t ype shal l be pr ovi ded f or al l out l et s t o sui t t he devi ces i nst al l ed. Ext er i or pl at es on cast boxes shal l be al umi num havi ng sui t abl e gasket s. Pl at es on f i ni shed wal l s shal l be of st ai nl ess st eel unl ess ot her wi se shown on t he dr awi ngs. Scr ews shal l be of st ai nl ess st eel wi t h count er sunk head. Pl at es shal l be i nst al l ed wi t h al l f our edges i n cont i nuous cont act wi t h f i ni shed wal l sur f aces wi t hout t he use of mat s or s i mi l ar devi ces. Pl at es shal l be i nst al l ed ver t i cal l y and wi t h an al i gnment t ol er ance of 1/ 16 i nch. The use of sect i onal - t ype

SECTI ON 26 20 00 Page 9 devi ce pl at es wi l l not be per mi t t ed.

2. 8 HEATI NG CABLE

Heat t r aci ng cabl e shal l be pr ovi ded f or t he t ank f i l l and di schar ge pi pe. The heat i ng cabl e shal l oper at e on 120 vol t s and shal l be r at ed f or 60 degr ee F t emper at ur e r i se. The heat i ng cabl e shal l be pr ovi ded wi t h a t her most at havi ng a t emper at ur e r ange of 0 - 100 degr ees F. The sensi ng bul b f or t he t her most at f or oper at i on of t he heat i ng cabl e shal l be l ocat ed on t he ext er i or pi pi ng. The Cont r act or shal l submi t al l cal cul at i ons showi ng t he basi s of t he heat er r at i ng sel ect ed. Pr ovi de el ect r i cal c i r cui t and br eaker f r om exi st i ng el ect r i c panel f or oper at i on of t he new heat i ng cabl e.

PART 3 EXECUTI ON

3. 1 GENERAL

Al l i nst al l at i ons shal l conf or m t o t he r equi r ement s of NFPA 70, unl ess mor e st r i ngent r equi r ement s ar e speci f i ed her ei n or shown on t he dr awi ngs. Al l wal l mount ed equi pment shal l be at t ached usi ng uni - st r ut channel so t hat t he equi pment st ands of f f r om t he wal l s.

3. 2 EXI STI NG EQUI PMENT

The Cont r act or shal l r emove al l unused el ect r i cal equi pment pr esent l y exi st i ng at t he f aci l i t y bot h out door s and i ndoor s, as speci f i ed t o be r emoved, or ot her wi se made obsol et e by t he wor k under t hi s cont r act , or as f ur t her di r ect ed by t he Cont r act i ng Of f i cer . Al l such r emoved el ect r i cal equi pment shal l be pr oper l y di sposed by t he Cont r act or i n compl i ance wi t h al l appl i cabl e st at e and l ocal l aws and r egul at i ons unl ess ot her wi se specified.

3. 3 CONDUI T I NSTALLATI ON

3. 3. 1 Wi r i ng Met hods

Pr ovi de i nsul at ed conduct or s i nst al l ed i n r i gi d st eel condui t , I MC, r i gi d nonmet al l i c condui t , or EMT, except wher e speci f i cal l y i ndi cat ed or speci f i ed ot her wi se or r equi r ed by NFPA 70 t o be i nst al l ed ot her wi se.

Gr oundi ng conduct or shal l be separ at e f r om el ect r i cal syst em neut r al conduct or . Pr ovi de i nsul at ed gr een equi pment gr oundi ng conduct or f or c i r cui t ( s) i nst al l ed i n condui t and r aceways. Shar ed neut r al , or mul t i - wi r e br anch ci r cui t s, ar e not per mi t t ed wi t h ar c- f aul t c i r cui t i nt er r upt er s. Mi ni mum condui t s i ze shal l be 3/ 4 i nch i n di amet er f or l ow vol t age l i ght i ng and power c i r cui t s.

3. 3. 2 Pul l Wi r e

I nst al l pul l wi r es i n empt y condui t s. Pul l wi r e shal l be pl ast i c havi ng mi ni mum 200- pound f or ce t ensi l e st r engt h. Leave mi ni mum 36 i nches of s l ack at each end of pul l wi r e.

3. 3. 3 Ri gi d Met al Condui t

Al l r i gi d condui t shal l be st eel . Ends of met al condui t shal l be cut squar e, r eamed t o r emove r ough edges and bur r s, and al l j oi nt s shal l be br ought t o a shoul der . Al l condui t and f i t t i ngs shal l be car ef ul l y exami ned bef or e bei ng i nst al l ed and al l bl i s t er ed, spl i t , or ot her wi se

SECTI ON 26 20 00 Page 10 def ect i ve condui t or f i t t i ngs shal l be r ej ect ed and r epl aced wi t h appr oved mat er i al . Al l condui t r uns shal l f or m an el ect r i cal l y and mechani cal l y cont i nuous gr ounded syst em. Joi nt s bet ween l engt hs of condui t s and al l ent r ances t o swi t ches, cabi net s, j unct i on boxes, and f i t t i ngs shal l be t i ght l y made t o pr ovi de el ect r i cal cont i nui t y f or a gi ven condui t syst em or r un. Connect i ons t o out l et boxes, j unct i on boxes, pul l boxes, cabi net s, channel s, and ot her f i t t i ngs shal l be dr awn t i ght wi t h l ock nut s and bushi ngs when t he condui t ent er s t hr ough unt apped hol es. Condui t t er mi nat i ng i n cast boxes or bodi es wi t h t apped hol es shal l be set up t i ght . Al l t hr eadi ngs shal l be per f ect l y st r ai ght . Open condui t ends shal l be capped, except when wor ki ng on t he r un, t o pr event t he ent r ance of di r t and moi st ur e. No t hr eadl ess f i t t i ngs or r unni ng t hr ead coupl i ngs shal l be used. Condui t shal l be i nst al l ed i n a wor kmanl i ke manner wi t h a mi ni mum of cr ossi ngs and shal l be adequat el y suppor t ed i n an appr oved manner . Al l condui t s shal l be conceal ed, unl ess ot her wi se speci f i ed or shown on t he dr awi ngs. Condui t s shal l be suppor t ed wi t h appr oved hanger s wher e necessar y or r equi r ed. Condui t c l amps, when used, shal l be mal l eabl e i r on, hot di pped gal vani zed, one hol e t ype f or heavy wal l condui t and i n al l cases, st andar d pi pe spacer s or backs shal l be i nst al l ed under t he c l amps. Condui t suppor t s f or EMT may be one hol e gal vani zed pi pe st r ap t ype. Anchor s used f or f ast eni ng condui t c l amps, condui t suppor t hanger s and ot her i t ems of el ect r i cal equi pment t o masonr y shal l be l ead. Any r uns of condui t changi ng f r om an embedded t o an open r un, shal l be pr ovi ded wi t h a f l ush embedded coupl i ng. Al l cap scr ews used wi t h anchor s shal l be cor r osi on r esi st ant of t he s i ze and l engt h shown or r equi r ed. Appr oved expansi on coupl i ngs, pr ovi ded wi t h bondi ng j umper s f or mai nt ai ni ng el ect r i cal cont i nui t y, shal l be pr ovi ded as r equi r ed. Expansi on f i t t i ngs shal l be s i mi l ar and equal t o OZ Co. , Type AX wi t h bondi ng j umper s. Condui t r uns shal l be pi t ched t o pr ovi de sui t abl e dr ai nage and al l l ow sect i ons of condui t r uns t hat may t r ap wat er shal l be vent ed f or dr ai nage i n an appr oved manner . Any r uns of condui t ext endi ng t hr ough a const r uct i on j oi nt or expansi on j oi nt , shal l ext end not l ess t han t he t hr eaded l engt h pl us one i nch past t he f ace of t he concr et e. As soon as possi bl e af t er concr et e i n a gi ven pour has set , and i n whi ch condui t s ar e embedded, each condui t shal l be i nspect ed f or cont i nui t y and f r eedom f r om obst r uct i on. Any def ect s i n mat er i al s or wor kmanshi p shal l be r emedi ed i mmedi at el y. Cor ner s shal l be t ur ned wi t h st andar d el bows or l ong r adi us bends. Condui t bends shal l have r adi i not l ess t han t hose of st andar d f act or y bends. Fi el d bends may be used i f each bend i s of t he pr oper r adi us and i s car ef ul l y made wi t h sui t abl e t ool s so t hat t he condui t i s not f l at t ened. Condui t l eavi ng t he concr et e shal l be al i gned at 90 degr ees t o t he concr et e sur f ace, unl ess ot her wi se r equi r ed. Al l condui t t er mi nat i ons shal l be t hr eaded and seal ed wi t h pi pe caps bef or e concr et i ng oper at i ons ar e commenced. I t shoul d be not ed t hat t he wi r e and cabl e as speci f i ed may r equi r e l ar ger condui t s i zes t han shown i n st andar d wi r e t abl es t o r emai n wi t hi n t he maxi mum al l owabl e NEC condui t f i l l capaci t y. A 1/ 8 i nch nyl on pul l r ope shal l be i nst al l ed i n each condui t i nst al l ed f or f ut ur e power , t el ephone, i nt er com, and r adi o c i r cui t s. Al l condui t passi ng t hr ough wal l s, f l oor s, and cei l i ngs shal l be seal ed wher e t hey pass t hr ough t he f l oor s or cei l i ngs. Empt y condui t s shal l be pr ovi ded wi t h condui t caps and 1/ 8 i nch nyl on pul l r ope.

Condui t s cont ai ni ng cabl es f r om t he out si de shal l be seal ed wi t h Duxseal or equal compound or by ot her appr oved means. Concr et e encasement shal l pr ovi de a mi ni mum cover of t hr ee i nches on al l s i des of t he condui t s.

Condui t s passi ng t hr ough f i r e r at ed wal l s shal l be seal ed wi t h a compound havi ng a compar abl e f i r e r at i ng.

SECTI ON 26 20 00 Page 11

3. 4 GROUNDING

3. 4. 1 Connect i ons Bet ween Copper Cabl es

Connect i ons bet ween copper cabl es shal l be made by t he " Cadwel l " pr ocess or equal .

3. 4. 2 Connect i ons t o Equi pment and Mat er i al s

Connect i ons t o equi pment and mat er i al s shal l be made wi t h sol der l ess pr essur e connect or s unl ess ot her wi se not ed. Sui t abl e appr oved copper t o al umi num connect or s shal l be used when copper cabl e i s bei ng used t o gr ound al umi num equi pment . Wher e such connect or s may not be avai l abl e, sui t abl e appr oved t r eat ment s shal l be used. Wher e bar e copper gr oundi ng cabl e i s i n cont act wi t h ot her met al s such as al umi num or z i nc- coat ed st eel , i t shal l be i nsul at ed by a mi ni mum of t hr ee l ayer s of pl ast i c t ape or by ot her appr oved means.

a. Al l el ect r i cal equi pment , i ncl udi ng condui t s, wi r eways, panel boar ds, j unct i on boxes, l i mi t swi t ches, t r ansf or mer s, mot or s, et c. shal l be gr ounded. Locknut s and bushi ngs shal l not be used as equi pment gr ounds; separ at e gr oundi ng conduct or s shal l be pr ovi ded.

Condui t s shal l be pr ovi ded wi t h gr oundi ng bushi ngs and gr ounded.

Gr ound conduct or s f or condui t s shal l be based upon UL r equi r ement s f or use wi t h gr oundi ng bushi ngs except t hat no conduct or shal l be smal l er t han No. 6 AWG unl ess ot her wi se not ed. Condui t s car r y i ng t he mai n gr ound conduct or s shal l be bonded t o t he gr ound conduct or s at bot h ends of t he condui t s by br azi ng or by t he use of sol der l ess pr essur e connect or s wi t h conduct or s s i zed t he same as t he mai n gr ound conduct or s. Equi pment shal l not be used as a gr oundi ng conduct or .

3. 5 FI ELD TESTS

Fol l owi ng t he compl et e i nst al l at i on of t he el ect r i cal di st r i but i on syst em, t he Cont r act or shal l make such oper at i ng t est s as r equi r ed by t he Cont r act i ng Of f i cer t o det er mi ne t hat al l syst ems f unct i on i n a sat i sf act or y manner . The Cont r act or shal l make such adj ust ment s or cor r ect any condi t i ons whi ch t he Cont r act i ng Of f i cer deems necessar y t o pr ovi de t he oper at i ng sequences speci f i ed.

3. 6 TESTS AND FI NAL ACCEPTANCE

3. 6. 1 Fi nal I nspect i on and Test s

Fi nal i nspect i on and t est s of t he compl et e el ect r i cal di st r i but i on syst ems shal l be made i n t he pr esence of t he Cont r act i ng Of f i cer . The t est s, except f or cabl e i nsul at i on r esi st ance t est s, shal l be made under condi t i ons s i mul at i ng as near l y as pr act i cal t hose whi ch wi l l be obt ai ned i n oper at i on and shal l show concl usi vel y t hat t he r equi r ement s of t he speci f i cat i ons have been f ul f i l l ed. The i nsul at i on r esi st ance of each cabl e shal l be measur ed bet ween conduct or s and bet ween conduct or s and gr ound bef or e t er mi nal connect i ons ar e made i n or der t o det er mi ne t hat t he megohms' r esi st ance i s compar abl e wi t h f act or y i nsul at i on r esi st ance t est val ues. I nsul at i on r esi st ance val ues shal l be not l ess t han 10 megohms.

Al l t est dat a shal l be r ecor ded and a compl et e t est r epor t i ncl udi ng al l t est dat a shal l be f ur ni shed i n t r i pl i cat e t o t he Cont r act i ng Of f i cer and appr oved by hi m bef or e f i nal accept ance. The Cont r act or shal l f ur ni sh i nst r ument s, mat er i al and l abor necessar y f or t he t est s. The Cont r act or shal l make al l necessar y changes and adj ust ment s r equi r ed t o pl ace t he

SECTI ON 26 20 00 Page 12 syst em i n sat i sf act or y oper at i ng condi t i on and f ol l owi ng any necessar y changes and adj ust ment s t he Cont r act or shal l compl et e t he t est s wi t hout expense t o t he Gover nment .

3. 6. 2 Test Repor t s

Test r epor t s, cer t i f i ed and i n t r i pl i cat e r ecor di ng al l dat a obt ai ned dur i ng any gi ven t est , shal l be f ur ni shed t o t he Cont r act i ng Of f i cer .

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SECTI ON 26 20 00 Page 13

1.8 WARRANTY