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Engineering Standard

SAES-P-123 30 September, 2003

Lighting

Electrical Standards Committee Members

Al-Anizi, T.S., Chairman

Al-Abdulgader, A.A.

Al-Ahmad, R.J.

Al-Awdah, S.A.

Carlson, R.W.

Economou, D.N.

smail, !.".

#owe, J.

!erba$i, %.A.

!ora&si', R.C.

Re(aee, J.A.

S$ansbur), !.C.

Previous Issue: 30 September, 2002 Next Planned Update: !ecember, 200"

#evised para$rap%s are indicated in t%e ri$%t mar$inPa$e o& 2'

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!ocument #esponsibilit(: Electrical S)ES*P*23

Issue !ate: 30 September, 2003

Next Planned Update: !ecember, 200" +i$%tin$

Saudi Aramco DeskTop Standards

Table of Contents

1 Scope............................................................. 2

2 Conflicts and e!iations................................ 2

3 "eferences..................................................... 2

# Lighting "e$%irements................................... #

& 'll%minance Le!els....................................... 11

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1 Scope

1.1 This SAES covers the minimum mandatory requirements for

lighting installations. This document may not be attached to nor

made a part of purchase orders.

Exception:

Except where specifically mentioned, this SAES does not apply to residential and

security lighting.

1.2 Requirements for residential lighting are found in the IESA

!ighting "andboo#.

1.$ Security lighting requirements shall be in accordance %ith the

SAES&'&11$ and SAES&'&11(.

1.( Aviation and avigation Aids

1.(.1 )or high structures and stac#s* special obstruction lights

and %arning lights shall be provided in accordance %ith

SAES&+&,-$.

1.(.2 iers* offshore platforms and similar structures e/tending

into navigable %aters must be furnished %ith obstruction

lighting as required by SAES&0&,,.

2 Conflicts and Deviations

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2.1 Any conflicts bet%een this standard and other applicable SaudiAramco Engineering Standards SAESs3* 0aterials System

Specifications SA0SSs3* Standard 4ra%ings SAS4s3* or

industry standard* codes* and forms shall be resolved in %riting

by the company or buyer representative through the 0anager*

5onsulting Services 4epartment of Saudi Aramco* 4hahran.

2.2 4irect all requests to deviate from this standard in %riting to the

company or buyer representative* %ho shall follo% internal

company procedure SAE&$,2 and for%ard such requests to the0anager* 5onsulting Services 4epartment of Saudi Aramco*

4hahran.

3 References

The selection of material and equipment* and the design* construction*

maintenance* and repair of equipment and facilities covered by this

standard shall comply %ith the latest edition of the references listed

belo% unless other%ise noted.

$.1 Saudi Aramco References

Saudi Aramco Engineering rocedure

SAEP-302 Instructions for Obtaining a Waiver of a

Mandatory Saudi Aramco Engineering

Reuirement

Saudi Aramco Engineering Standards

SAES-A-!!2 Meteoro"ogica" and Seismic #esign #ata

SAES-$-0%3 Aviation Obstruction Mar&ing and

'ig(ting

SAES-M-00) #esign and *onstruction of +i,ed Off-

S(ore P"atforms

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SAES-M-!00 Saudi Aramco $ui"ding *ode

SAES-O-!!3 Security 'ig(ting Systems

SAES-O-!! *(ec& Point 'ig(ting

SAES-P-!00 $asic Po.er System #esign *riteria

Saud Aramco 0aterials System Specification

!-SAMSS-%00 Materia"/ Manufacture and Preservative

reatment of Wood Po"es

Saudi Aramco Standard 4ra%ing

A$-03%31 #etai"s - Street 'ig(ting

$.2 Industry 5odes and Standards

ational )ire rotection Association

+PA 40 ationa" E"ectrica" *ode 5E*6

+PA !0! 'ife Safety *ode

Illuminating Engineering Society of orth America

IESA 'ig(ting 7andboo&

IESA 'EM-3 #esign *onsiderations for Effective

$ui"ding 'ig(ting Energy 8ti"i9ation

IESA 'M-) :uide for P(otometric Measurements of

Area and S;orts 'ig(ting Insta""ations

IESA 'M-% :uide for P(otometric Measurements of

Par&ing Areas

IESA RP-! Practice for Office 'ig(ting

IESA RP-4 Practice for Industria" 'ig(ting

IESA RP- Practice for Road.ay 'ig(ting

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IESA RP-!% omenc"ature and #efinitions forI""uminating Engineering

IESA RP-20 'ig(ting for Par&ing +aci"ities

IESA RP-2 Practice for 'ig(ting Offices *ontaining

*om;uter

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(.1.$ !ighting systems shall be designed for energy efficientoperation.

Commentary 4.1.3:

Lighting systems should be designed to automatically turn off or

minimize lighting when it is not required. In buildings, lighting in

areas that are not continuously occuied should ha!e accessible

manual switches and"or occuancy sensors to insure that lighting

turned off when the area is not occuied.

(.1.( !ighting design for par#ing facilities shall be in

accordance %ith IESA R&2,.

(.1. hotometric measurements of sports lighting* %hen

required shall be performed as per the IESA !0&*

supplemented by this SAES.

(.1.- hotometric measurements of par#ing areas* %hen

required shall be performed as per the IESA !0&-(*

supplemented by this SAES.

Commentary #ote 4.1.$:

%oint by oint lighting calculation methods should be used to

confirm that lighting le!els satisfy the minimum le!els secified in

&able '.

(.1.: !ighting levels stated in this specification refer to

minimum maintained illuminance.

(.1.; !ighting system po%er supplies consisting of 12,82(,

volt* single&phase* three&%ire< 2,;812, volt* three&phase*

four&%ire< (;,82:: volt* three&phase* three&%ire or four&

%ire< and (;, volt* t%o&%ire shall be acceptable. The

choice of voltage and distribution system for lighting

installations shall depend on the area to be supplied and

the required lighting load.

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(.1.9 4irect&control s%itches and s%itching contacts used onincandescent lighting circuits shall have a continuous

current rating of at least 1. times the steady&state

current of the lighting load.

(.1.1, 4irect&control s%itches and s%itching contacts used on

fluorescent lighting circuits shall have a continuous

current rating of at least t%ice the steady&state current of

the lighting load.

(.1.11 'utdoor non&plant area and street lighting fi/tures shall

be individually controlled by a photocell mounted on the

fi/ture.

(.1.12 hotocell s%itches shall be of the t%ist&loc# type and shall

incorporate an inherent time delay to prevent spurious

operations. hotocell s%itches shall be suitable for

continuous operation in an ambient temperature above

(,=5.

(.1.1$ >here floodlights are installed on steel to%ers* the to%ers

shall be equipped %ith steel service platforms located 1.

m belo% the fi/tures.

(.1.1( oles for area lighting and street lighting shall meet the

follo%ing requirements?

(.1.1(.1 oles used in process areas shall be hot&dipped

galvani7ed steel.

4.1.14.2 oles outside process areas shall be hot dipped

galvani7ed steel or seamless aluminum alloy.

Exception:

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Outside plant areas, fiberglass poles in accordance withstandard drawing AB-!"!#$ or wood poles per %&-

SA'SS-" may be used.

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(.1.1(.$ Aluminum* steel* and fiberglass poles shall beprovided %ith a suitable %iring compartment

located at a height of not less than 1, mm nor

more than 9,, mm from the base.

(.1.1(.( oles and foundations shall be designed to

%ithstand %ind loading due to a basic %ind sped

value stated in SAES&A&112 and a gust factor of

1.$ acting on the effective pro@ected area of the

pole* brac#et* and lighting fi/ture.

(.1.1(. !ighting poles installed %ithin meters from

roads having a speed limit in e/cess of , #m8h

and up to - #m8h shall have brea#a%ay bases

per AAS"T' !TS&2. )or higher speed limits*

%ider 7pones per AAS"T' 6+T&:: shall apply.

oles %ith brea#a%ay bases shall not have

traffic guards.

(.1.1 0ounting method of lighting fi/tures shall be based on

the best arrangement for illuminance* as %ell as easy and

safe access during installation and maintenance.

Commentary #ote 4.1.1(:

&he use of e)isting structural steel, equiment structure and

building walls for mounting general area floodlight fi)tures is

desirable.

(.2 !ighting )i/tures* 5omponents and Their tili7ation

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(.2.1 !ighting fi/tures shall be listed and labeled by thender%riters !aboratories* )actory 0utual or the

5anadian Standards Association. 'ther labels or

listings shall originate from an independent third party

laboratory and shall state either that the fi/tures meet

appropriate designated standards or have been tested

and found suitable for use in a specified manner.

!ighting fi/tures for ha7ardous areas shall meet

certification requirements of SAES&&1,,.(.2.2 Energy&efficient fluorescent lamps type T or T; and

compatible energy efficient electronic ballasts having

less than 1,B T"4 total harmonic distortion3 shall be

used in lighting fi/tures for offices* control buildings*

and in industrial areas %here fluorescent lighting is

required.

(.2.$ +allasts and capacitors for fluorescent and "I4 fi/tures

shall be olychlorinated +iphenyl 5+3 free.

(.2.( "igh&pressure sodium fi/tures shall be used for outdoor

area illumination* e/cept for sports and recreational

facilities. "igh&pressure sodium or 0etal "alide fi/tures

shall be used for high&bay or lo%&bay indoor&industrial

applications. 0etal halide fi/tures shall also be

permitted in %or#shops* repair shops and maintenance

shops %here a high 5olor Rendering Inde/ 5RI3 is

essential.

(.2. The use of energy&efficient fi/tures li#e "igh ressure

Sodium* 0etal "alide shall be ma/imi7ed. 0ercury

vapor fi/tures shall not be used.

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(.2.- +attery rooms shall be provided %ith enclosed andgas#eted i.e.* vapor&tight3 corrosion&resistant lighting

fi/tures.

(.2.: !ight fi/tures shall be suitable for the environment %here

they are installed.

Commentary #ote 4.'.*:

Canoies, roofed oen orches, sunshades and li+e locations are

considered dam locations er #C -rticle 1. %er the #C,

fi)tures for these locations must be aro!ed for use in dam

locations.

(.$ lant !ighting

(.$.1 Street lighting design shall be in accordance %ith IESA

R&;* as supplemented by this SAES. As a minimum

requirement* lighting shall be provided at all street

intersections in plants.

(.$.2 Series street lighting shall not be used.

Exception:

Existing series street lighting systems may be maintained and

extended if this does not re(uire additional series lighting transformer

capacity.

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(.$.$ !ight fi/tures positioned over stair%ays* platforms*elevated %al#%ays and landings shall be positioned at a

height of 2.,$ m. !o%er mounting height shall be

permitted for stanchion mounted fi/tures provided the

fi/ture is positioned outside the handrail vertical plane.

The mounting height shall be measured from the bottom

of the fi/ture to the floor directly beneath.

(.$.( !ighting of unmanned offshore platforms is at the option

of the operating proponent.

(.$. Area lighting of remote and unmanned on shore oil and

%ater %ells is at the option of the operating proponent.

(.$.- To determine suitability of lighting fi/tures for use in

ha7ardous areas %here the ma/imum daily ambient

temperature e/ceeds (,=5* the temperature code T&

rating3 shall be based on an ambient test temperature of

,=5 or higher. The installation shall be in accordance

%ith )A :, and the area classification dra%ings.

(.$.: 'utside area and street lighting shall be controlled by

photocells. In plant areas photocell control of area and

street lighting shall be through a lighting contactor %ith a

hand&off&automatic s%itch and provisions for remote

operation. See SAES&'&11$ for blac#out requirements.

(.( Tas# !ighting

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Tas# lighting is lighting directed to a specific surface or area toprovide illumination for visual and8or manual tas#s. >hen

general area lighting provides the required illumination on a

visual tas#* it shall be considered as tas# lighting. !ocal

supplementary fi/tures3 shall be required %hen a specific

amount or quality of lighting cannot readily be obtained by

general lighting. In outdoor areas %here tas#s are not required

to be performed at night* tas# lighting is not required.

(. Emergency !ighting

(..1 In the event of a po%er failure* emergency lighting must

be provided to enable operating personnel to follo%

planned operating and shutdo%n procedures. Sources of

emergency lighting po%er include emergency stand&by

generators< station batteries* %here available* providing

12&volt direct current< battery&operated self&contained

floodlights these are the most economical for general

lighting3< battery&operated fi/tures.

(..2 0inimum duration of emergency lighting in the event of

normal po%er failure* shall be one&and&one&half hours.

(..$ In manned s%itchgear rooms and control rooms %here

essential activities continue during failure of the normal

lighting* a minimum emergency illumination level of 1,,

lu/ 1, fc3 shall be provided at :-, mm above the floor.

(..( ormal and emergency tas# lighting of at least 2,, lu/2, fc3 shall be provided for the follo%ing?

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A. In plant areas to illuminate equipment required foruse in emergencies* such as? emergency telephones*

shutdo%n and emergency isolation stations* fire

%ater pump areas* central foam concentrate mi/ing

areas* fire control panels and stand&by generators.

+. In evacuation assembly areas and in off&shore

platform escape capsule areas and boat landings.

(.. Illuminated e/it signs shall be manufactured and

installed in accordance %ith )A 1,1 requirements.

(..- Emergency egress lighting shall be provided for the

floors of required means of egress and the follo%ing* as

per SAES&0&1,, and this Section?

1. 5ontrol Rooms

2. rocess Areas

$. S%itchgear Rooms

(. In&lant +uildings

. 'ffshore latforms

)i/tures required for e/it illumination shall be supplied

from separate sources of po%er for items 1&- above and

%here required by SAES&0&1,,.

(..: Emergency lighting systems shall be supplied from

storage batteries or an on&site generator set and the

system shall be installed in accordance %ith the

requirements of the Electrical 5ode.

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(..; The floors of means of egress shall be illuminated at allpoints including angles and intersections of designated

corridors and passage%ays* stair%ays* landings of stairs*

and e/it doors. Emergency lighting facilities shall

provide initial illumination that is no less than a

maintained average of 1, lu/ 1 fc3 and a minimum at

any point of 1 lu/ ,.1 fc3 measured along the path of

egress at floor level. An average to minimum illuminance

uniformity ratio of (,?1 shall not be e/ceeded.(.- 5ontrol +uilding !ighting

(.-.1 )luorescent and incandescent fi/tures installed in the

control room shall provide shado%less illumination. The

fluorescent lamps shall have ;2. lumens per&%att

efficacy and a color rendering inde/ 5RI3 of ;2 at a

correlated color temperature of $*,, C or higher.

(.-.2 !ighting for control rooms shall be designed for

ma/imum fle/ibility to permit flic#er&free variation of

illumination levels above each group of operator

%or#stations. )i/tures shall be installed to minimi7e

reflections and glare at operating screens.

(.-.$ 6eneral illumination for offices* computer rooms*

interface rooms and general service areas shall be

provided by fluorescent fi/tures. 'ffice lighting shall be

done as per IESA R&1. 'ffices containing computer

visual display terminal D4T3 shall be done as per

IESA R&2(. )i/tures for suspended ceilings shall be

recessed mounted and shall be self&supporting in

accordance to )A :,.

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(.-.( Incandescent spot fi/tures %ith dimmers to providevariable illumination of up to 1*,,, lu/ shall be used for

supplementary tas# lighting in %or# areas %ithin the

control room as required.

!ighting fi/tures for offices and equipment rooms shall

be controlled by manual s%itches located at the entrance

to every room.

(.: !ight !oss )actors

Table&1 containing !ight&!oss )actors that shall be used in

computing illuminance levels.

Table 1 !ight !oss )actors

amp umen Depreciation uminaire Dirt Depreciation

(PS 0.)0 *%tdoor 'nd%strial 0.+1

0.+ *%tdoor "esidential 0.++

( /abo!e #00 0.3 'ndoor on-'nd%strial 0.

( /#00 4 belo5 0.++ 'ndoor 'nd%strial 0.+)

6l%orescent /#0 0.

'ncandescent 0.)0

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# $lluminance evels

The follo%ing minimum maintained in service3 illuminance levels in

Table 2 shall be used. The initial field measurement after installation

shall be no less than the specified illuminance divided by the light loss

factor !!)3 from Table 1 and other factors utili7ed in the design.

Commentary #ote (:

&he illumination le!els outlined in &able ' are the required maintained minimum

lighting le!els /e.g. not a!erage !alues0 at the secified wor+ lane for each

location.

Table 2 0inimum 0aintained Illuminance !evels

$lluminance %orking &lane 'mm(

ocation u) 'fc( Related *otes +,-

............................... ........... ....................

Aircraft /anger +10-

7eneral Area &00 /&0 /)00 ( 819

Area ig!ting

7eneral Area 10 /1 7ro%nd (

:nder Pipe-5a;s,

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Ele!ators 200 /20 6loor (

Corridors +& /+.& 6loor (

Stair5a;s +& /+.& 6loor (

ashrooms 1&0 /1& /)00 (

Control Rooms

7eneral &00 /&0 6loor (

'nstr%ment Panels &00 /&0 /1+00 829

Consoles &00 /&0 /+0

>ac= of Panel 100 /10 /)00

&rocess $nterface uildings 100 /10 /+0

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Table 2 & 0inimum 0aintained Illuminance !evels 5ontinued3



............................... ........... ....................

Dining acilitiesining Area /leis%re, light en!ironment +& /+.& /+0 (

ining Area /$%ic= ser!ice? normal &00 /&0 /+0 (

s%rro%ndings

Ser!ice Area &00 /&0 /)00 (

6ood Preparation +00 /+0 /)00 (

Entrance (alls 300 /30 6loor (

Electrical Rooms

ertical 6ace of S5itchgear 300 /30 /1+00 >atter; "oom 300 /30 6loor (

Electrical Substations and Sitc! 5ards

*%tdoor S5itch @ards 20 /2 7ro%nd (

7eneral S%bstation /o%tdoor 20 /2 7ro%nd (

7eneral S%bstation /indoor &0 /& 6loor (

'ndoor S%bstation *perating Aisles 1&0 /1& 6loor (

Telep!one E"uipment Room &00 /&0 #0

&oer!ouse

Platform, Stairs /draft fans le!el 200 /20 6loor (

>%rner Platform 1&0 /1& 6loor (

Control Area 300 /30 /+0 (

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ertical 'nstr%ment and Control Panels 300 /30 /1+00

Control es= +&0 /+& /+0 (

7a%ges /b; s%pplementar; lighting 300 /30

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............................... ........... ....................

&lant &rocess Areas +11-al=5a;s, Stairs, Platforms &0 /& 6loor (

P%mp "o5s, al!es, anifolds &0 /& 7ro%nd (

(eat Echangers 30 /3 7ro%nd (

Separator &0 /& a; -

Cooling

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ire!ouse

7eneral Area /'nterior 200 /20 /)00 (

"epairs 4 Ser!ice Area +&0 /+&

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............................... ........... ....................

%are!ouses>%l= Storage /o%tdoor & /0.& 7ro%nd (

>%l= Storage /indoor &0 /& 6loor (

Small >in Storage 100 /10 /+0

Small Parts Storage 200 /20 /+0

Co%nter i=e5a;s /5here %sed 2 /0.2 7ro%nd ( 839

Par=ing Lots, Alle;s 1 /0.1 7ro%nd ( 839

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Sc!ools

Classrooms +&0 /+& /+0 (

an%al as=etball /indoor 300 /30 6loor ( 8#9

S$%ash, "ac$%etball &00 /&0 6loor ( 8&9

(andball 1&0 /1& 6loor ( 8#9

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............................... ........... ....................

Residential Street ig!tingLocal "oad /residential # /0.# Pa!ement (

Par=ing Lots, Alle;s 2 /0.2 7ro%nd ( 8+9

Sidealks 'Roadside(

"esidential /Camps and Comm%nit; 2 /0.2 or 7ro%nd (

Centers & /0.& 100 89

al=5a;s istant from road5a;s, and & /0.& or 7ro%nd (

>i=e5a;s & /0.& 100 89

*otes> 819 ( is the horiontal plane

829 is the !ertical plane

31

E

E

a&g -20

min

"1

E

E

max

min

320

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1

E

E

max

min

2,

-1

E

E

max

min

3,

'1

E

E

a&g

"20min

89 6or pedestrian identification at a distance

8)9

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