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SEE FRAMING GRPOE

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10rnm STEEL PLATE COVER ON TRENCH FORM 18kg SECTIONS. EACH SECTION GROUNDED.

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STEEL PLATE COVER

• • • • ••. . .. ' I> I> '

CABLE TRENC~ ~~T~L SECTION 'IB-B'

11mm x6mm BAR WELDED TO

ANGLE FRAME

SCALE' N. LS.

38mm x 38mm

M1N.1s24mm 1 /J.' '.6 1 'A• 'A• l:J.'. .. ..

ANGLE FR.AME

DETAIL

I>'./>' -1>. -1>. ,f>. -1> '>- .,.. .,.. ••••

• CEILING SLAB •

LIGHT SWITCH

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"" "" • • • • "" • •

12DV OUTLET~ 15m ROUND DEFORMED REINFDRCING RODS •

• • •• ' /J. ' BASE SPACERS

AREA PROTRUDING FROM BASEMENT TO BE PAJNTED RED AND IDENTIFIED

17

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HIGH 75mm

RIGID DUCTS CSA STANDARD C22.2

No. 211.1 PLASTIC --.+-+tr UNDERGROUND POWER ~..L/:.::-r-=~~~..#=r::il>...Jl.::-i

CABLE DUCTING MIN. 75mm

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DUCT BANK DETAIL SECTION 'C-C'

CONCRETE

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ELECTRICAL ROOM

TRANSFORMER ROOM

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PROPOSED SERVICE DUCTS

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.' ... VAULT CEILNG

TRANSFORMER

GRPOE

BASE SPACERS AT 1525mm O.C.

15m REINFORCING RODS TD BE KEYED TO MANMOlE WALL i< BUil DING '/Y'l>J,_1'_

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.

DOOR JAM

CDNCRE:TE CURB

FIRE PROOF CAULKING REQUIRED UNDER AND AROUND CURB

o'b DETAIL BELOW

'-'- · ·~ 2';?" DUCTS TO SLOPE 1,400' , ' ' ' : MIN TOWARDS MANl-K>LE

•h [,,. 965mm

..;.· VAULT ;"MANHOLE 40

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.l ".k •• ~~ UNDERGROUND SERVICE FROM MANHOLE 0

BELOW GRADE VAULT a SCALE• N.T.S. &,,.V

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UNDERGROUND SEJX~ IC · FROM MANHOLE ON GRP\Gei VAULT

SC(ltE< N.T.S.

SPECIFICATIONS FOR WIRE SIZES

Al Ground strap - 152.4mm above flaar - spaced 25 .4mm from wall fastened With 6,35mm bolts c/W lock washers <Jnd nuts, size 25.4mm x 6,35mm•

Bl Equipment grounding - artificial electrode to bus 2/0 AWG ] Minimum or <JS CEILING circuit breoker 210 AWG Specified in The

bus ta water main 210 AWG Ontario Electrical"DANGER HIGH VOLTAGE CABLES"• non current carrying metal p<Jrts No. 4 AWG Safety Code . DUCT BANK DETAIL - CEILING LEVEL' SPRING LOADED

FIRE DAMPER Cl Transformers tank grounds - up to 333kVA inclusive 210 AWGSECTION 'C-C'THERMOSTAT TO OPERATE 500kVA 350 McMPLAN VIEW FUSE LINKEXHAUST FAN, 27' C SETTING SCALE: N.T .S.

12mm BIRD DJ Star point ground1ng conductor s1ze SCREEN

TEMPERATURE THERMOSTAT TO ALARM BELL, 43° C SETTING 4-100mm PVC Transformer bank 600/347

Secondary

AWG AWG McM MCM

MAX. 1m up to 3C167lkVA inclus·1ve 2/0 3C250lkVA 4/0REVERSED

LOUVRE 3C333JkVA 250 3C500lkVA 350

•' ' I> ,________,

BILL OF MATERIALS , /j. • ~ A I. . . 1. Service ducts. Far number 8i route consult lflxdro Ottawa.. ..

',f>',~'-1>" 2. Hydro Ottawa approved 15kV/28kV sWitcl:igear • 2 copies of manufacturers shop drawings to be submitted to Hydro Ot1awe.

VENTILATION OPENING 3. Primary bus S. transformer pr1mar.y drops. Min. No.1 AWG, XLPE, 15 kV shielded cable as per The Ontario Electrical Safety Code • SECTION 'E-E'

4. Transformer bus support and grmmding per The Ontario Electrical Safety Code.SCALE' N.T.S. 5. Transformers. See Hydr.o 0 tawa specifications for required size. 6. Secondary bus. State size Si insulation. Supports must be grounded os

per The Ontario ElectricalSafety Code.

7. Ground bus. See Hydro Ottawa specifications for required size. 8. Fire door class "A'1' With approved lakhing S. hasp for Hydro Oltawa padlock.

See Hydro 0ttawo specification for required size. 9. Guard fe~e & g<Jte. Heavy screen on 31.75mm tube frame (painted or galvanized).

Gale ta 13 same size as fire door with hasp Hydro Ottawa padlock. 10. Exhaust :vent. See Hydro Ottawa specifications for size, CFM and location required. 11. lntal<e vent. See Hydro Ottawa specifications for size and location required.DOOR FRAME

230mm 12. on sump. M1nimum 610mm x 610mm x 610mm and capable of holding ail af CHANNEL IRON largest transformen S.53mm steel plate cover, flush mounted as is thBPROPOSED SERVICE 5Dmm

MANHOLE """'...I" cable trench cover. 13. Sign " DANGER HIGH VOLTAGE " supplied & installed by Hydro Ottaw<l. 14. 100mm remov<Jble curb. Refer to Hydro Ottawa specifications for requirements.EXISTING HYDRO DUCT 15. Ground Wire. Refer to specifications for size. Compression connectors required

for transformer tank grounds. 16. Extra flex ground strap. 17. Light fixtures to be wall mounted wherever possible at 2285mm from floor

or 2438mm from floor if suspended from ce~ing (150W incJ 18. 100mm "P" trap or flame trap. (Minimum floor slope 1o48 to larp.l

L_ 19. Ground Wire stranded copper per The Ontario Electlcal Safety Code_

20. All ducts to be plugged by Hydro Ottawa. 21. Ground conductor according to The Ontario Electrical Safety Cade.NOTE 22. Emergency lights.REMOVABLE CURB1. STREET Nf>ME AND ADDRESS OR LOCATION TO 23. Switchgear ground 2/0 AWG stranded copper.BE CLEARLY IDENTIFIED. SECTION 'F -F' 24. Ground st1rrup on 15kV Insulators. Hydro Ottawa may substitute a grounding stud

SCALE' N.T.S.SITE PLAN in place of the sfrrup. SCALE' N. T .S. 25. Pulling iron in-line with service ducts.

26. Primary cable tray to meet The Ontario Electrical Safety Code. 27. Transformer vault ground tan connector.LUSE RIGID STEEL CONDUIT

IN CEILING SLAB, COMPLETE

II SECTION 'A-A' II . . WITH GROUND BUSHINGS.. Note• All ground connections to ground bus must be made using compression connectors. ·~ l!iD lEXT

SCALE• N. T.S. '"==~~---~-,,-'·=""-"'"="~"-'>IO=TE>;=-----------+P'-"RE"'-PFl>t""N>"F-""''""ICREY• Dlom """"""' mr:bC.1-+-=za"-'--'0·3~-0~3~~~7---+----"'REAR""-"=>""-"-"'-IT~CH~G~E~A~R___~M~c:....i-::co=--ic~s::.::iM,,.,....llydro()tta\Na

TITLE ENGINEERING SPECIFICATION

.... •A,.. ""....,.. wm\".HroRO-onNl!MoW TYPICAL TRANSFORMER VAULT bRE..=~~---+..,.,'A=rn,....--h""=....,..,.,,,,-------------J.---l-l---1"PRw•"'~B.:no.IL--------j <= 150 0 kV A - CO MP ACT SWITCHGE AR

•" DAT~ CH~ GLL CONSTRUCTION DETAIL

~~ DATD

~-+------+---------------+-+---+--l5~El'!];~--om.~MA~L~ON~Eru;-__---jN~REV• llATD CHNGE• DATE• 2002-05-06

0011..E' N.T.S. D ANSI D ECS0016 1

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1 2 4 5 6 7 9 10 SDATES $TIMES SFILES