(Put Brief Description About The Installation/Building)First: Assigning Of Electrical Installation haracteristics! haracteristic hoice" ActivityOther Buildings# Site TopologySingle Storey Building,(Low Rise)Multi-Storey Building, ,(Low Rise)Multi-Building Site,High-Rise Building$ Lyout LtitudeLow (! ",#$$ %")Mediu% (",$$$ %"- ",#$$ %")High (& ",$$$ %")hec%listFor Application Of ElectricalDistribution Architecture Design Process'ndustril Buildings)o%%ercil BuildingsResidentil BuildingsAgriculturl Buildings*ductionl BuildingsTrnsporttion BuildingsReligious Buildings+r,ing And StorgeMilitry Buildings-overn%entl Buildings)ulturl Buildings$ Lyout LtitudeHigh (& ",$$$ %")' Service Reli.ilityMini%u%Stndrd*nhnced( Mintin.ilityMini%u%Stndrd*nhnced) 'nstlltion /le0i.ility1o /le0i.ility/le0i.ility O2 3esign'%ple%enttion /le0i.ilityOperting /le0i.ility*4 56$ ,7A56$ 8 9"#$ ,7A& "#$$ ,7A+ Lod 3istri.ution:ni2or% 3istri.ution'nter%edite 3istri.utionLocli;ed Lods, +ower 'nterruption Sensitivity

Single /eeder, One Or Severl Trns2or%ers1u%.er And 3istri.ution O2 M7EL7 Trns2or%tion Su.sttions9 Su.sttion Bith 1 Trns2or%ers ('2 +ower 4 "#$$?7A)$' 1u%.er O2 M7EL7 Trns2or%ers1u%.er And 3istri.ution O2 M7EL7 Trns2or%tion Su.sttions9 Su.sttion Bith 1 Trns2or%ers ('2 +ower 4 "#$$?7A)1 Su.sttions Bith 1 Trns2or%ers ('denticl Su.sttions) ('2 +ower &"#$$?7A)1 Su.sttions Bith M Trns2or%ers (3i22erent +owers) ('2 +ower &"#$$?7A) (/or Severl Buildings)The 1u%.er O2 Trns2or%ers (& 9) ('2 +ower & 9"#$ ?7A) (Are & #$$$%")The 1u%.er O2 Trns2or%ers (D 9) ('2 +ower 4 9"#$ ?7A)( M7 Bc,-:p -enertor1oFifth: .tep (#): hoice Of Architecture Details" Lyout# )entrli;ed Or 3istri.uted Lyout)entrli;ed Lyout3ecentrli;ed Lyout$ +resence O2 Bc,-:p -enertorsFes (Site Activity - Totl +ower O2 The 'nstlled Lods - Sensitivity O2 )ircuits To +ower 'nterruptions -Avil.ility O2 The +u.lic 3istri.ution 1etwor,)+lce power sources s close s possi.le to the .rycenter o2 power consu%ers,Reduce t%ospheric constrintsG .uilding dedicted pre%ises+lcing hevy eAuip%ent (trns2or%ers, genertors, etc) close to wlls or %in e0ists 2or ese o2 %intennce,Fes (Sensitivity o2 lods to power interruption, Avil.ility o2 the pu.lic distri.ution networ,)$ +resence O2 Bc,-:p -enertors1o'1o( )on2igurtion O2 L7 )ircuitsRdil single 2eeder con2igurtionTwo-pole con2igurtion7rintG two-pole with two H ML7S'nterconnected switch.ordsRing con2igurtion3ou.le-ended power supply)on2igurtion co%.intions.e1enth: 2eco00endations For Architecture Opti0i3ation#- Avoid %i0ing eAuip%ent 2ro% di22erent %nu2cturers>Fes (Sensitivity o2 lods to power interruption, Avil.ility o2 the pu.lic distri.ution networ,)+resence O2 An :ninterrupti.le +ower Supply (:+S)Fes (Sensitivity o2 lods to power interruptions, Sensitivity o2 lods to distur.nces)Shed.le switch.ord (si%ple disconnect.le ttch%ent).i4th: .tep ($): hoice Of 56/76 E8uip0ent(At%osphere, *nviron%ent, '+, '? - Service 'nde0 - O22er Avil.ility +er )ountry - :tilities ReAuire%ents )9- :se o2 proven solutions nd eAuip%ent tht hs .een vlidted nd tested .y %nu2cturers (9#- 3istri.uting circuits ccording to vil.ility reAuire%ents95- :sing eAuip%ent tht is in line with reAuire%ents (S' inde0)9J- /ollow the selection guides proposed 2or steps 9 K "9L- )hnge 2ro%rdil single 2eeder con2igurtion totwo-pole con2igurtion,9M- )hnge 2ro%two-pole con2igurtion todou.le-ended con2igurtion,"9- 'ncrese the level o2 %intennce (reducing the MTTR, incresing the MTB/)L- Approprite orgnistion nd design o2 site nd use o2 .us.r trunc,ing insted o2 c.les wherever ccurteM- Reducing the length o2 L7 circuits in the instlltion .y +lcing M7EL7 su.sttions s close s possi.le to the .rycenter o2 ll o2 the L7 lods to .e supplied9$- )lustering L7 circuits wherever possi.le to t,e dvntge o2 the 2ctor o2 si%ultneity ,s .yG- Setting up su.-distri.ution switch.ords s close s possi.le to the .rycenter o2 the groups o2 lods i2 they re locli;ed.- Setting up .us.r trun,ing syste%s s close s possi.le to the .rycenter o2 the groups o2 lods i2 they re distri.uted>9I- Reduce the nu%.er o2 2eeders per switch.ord, in order to li%it the e22ects o2possi.le 2ilure o2switch.ord"$- )hnge 2ro%dou.le-ended con2igurtion touninterrupti.le con2igurtion with:+S unit ndSttic Trns2er Switch