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t
<br />Main Disc.
<br />LOAD SUMMARY
<br />DESCRIPTION
<br />LIGHTING
<br />Exterior Bldg. Lights
<br />5632 Sq. Ft. Offices ® 3.5 Per =
<br />Continuous Load = 1.25 X 20.29 = SUB TOTAL 25.36
<br />RECEPTACLES
<br />First 10 kW © 100% = 10.00
<br />Remainder at 50% (31.85 kW x .5) = 15.93
<br />SUB TOTAL 25.93
<br />HVAC (HEAT)
<br />HP's 1, 2 © 5808 ea. _
<br />HP3 @ 4876 =
<br />HP4 Q 3944 =
<br />AH's 1, 2, 3 ® 10894 ea. _
<br />AH4 @ 7352 =
<br />AH5 @ 6414 =
<br />MISCELLANEOUS
<br />(2) Water Heaters ® 45,30 ea. _
<br />11.62
<br />4.88
<br />3.94
<br />32.68
<br />7.40
<br />6.41
<br />SUB TOTAL 66.93
<br />TOTAL LOAD
<br />Calculated load for service size is 127.22kw
<br />353.1 Amps t 12Oj'208V -,0. 4 Wire SN
<br />400A SERVICE.
<br />Meter
<br />1 " RGS -
<br />(If Required)
<br />2 Sets Ea. (4)3/0, 2"C
<br />To Utility
<br />Transformer
<br />�-� AC-1,3 AC-10,12
<br />/ (2)8,1 OG,3/4"C (2)10,1 OG,3/4"C
<br />HP4
<br />HP1 L1-40
<br />WP I
<br />SHORT CIRCUIT CALCULATIONS:
<br />43198 (Worst Case
<br />1 + 1.732(100)(431
<br />2(13923)(208)
<br />18849.2 AIC Wireway
<br />8000.0 AIC Let Thru Current @ Fused
<br />Disc. w/200A FRN-R Class RK5 Fuses
<br />5000.0 AIC Let Thru Current @ Fused
<br />Disc. w/ 100A FRN-R Class RK5 Fuses
<br />< 10000 AIC Panels L1, L2, AC, AH 1, AH2
<br />Panel AC
<br />AC-5,7
<br />(2)8,10G,3/4"C
<br />HP2
<br />ELECTRICAL SPECIFICATIONS
<br />1.1 SCOPE
<br />A. WORK INCLUDED: Include the following Work in addition to items normally part of this Section:
<br />01 Wiring for lighting and power.
<br />02 Installation of lighting fixtures with lamps.
<br />03 Lighting panelboards and distribution panelboards.
<br />04 Connection of equipment shown.
<br />05 Control wiring.
<br />06 Disconnection and removal of existing fixtures and wiring not to be reused.
<br />1.2
<br />MINIMUM COMPLIANCE STANDARDS
<br />A.
<br />All work shall be done in accordance with the requirements of the following:
<br />01 Latest adopted issue of the National Electrical Code, NFPA 70.
<br />02 Other applicable NFPA Codes.
<br />03 Regulation of local authorities having jurisdiction.
<br />B.
<br />Furnish and install all labor, materiel and equipment ,and services necessary for complete and
<br />safe installation of the electrical system indicated on he drawings and noted in the
<br />specifications hereinafter. Electrical systems and equipment shall in generai include the
<br />following:
<br />iiL_
<br />01 General provisions for electrical work.
<br />3)1 1
<br />'
<br />02 Wiring, distribution equipment and devices.
<br />'o�' '�
<br />03 Lighting fixtures and lamps.
<br />Panel AH 1 Panel AH2
<br />04 Grounding system.
<br />200/3 125 /3
<br />1.3
<br />GENERAL PROVISIONS FOR ELECTRICAL WORK
<br />MLO MLO
<br />A.
<br />DRAWINGS: Electrical drawings considered diagrammatic and indicate general arrangement of work
<br />120/208 120/208
<br />and systems. Refer to other drawings to verify location of equipment, etc. Check drawings of
<br />EL E C TR C I A PLAN 1 /4 1 O
<br />other trades to verify exact space condition or underground lines. Drawing Scales prohibit the
<br />-
<br />indication of all offsets, fittings and accessories required, however these items will be
<br />Storage
<br />®
<br />U
<br />provided by this subcontractor at no extra cost to the owner.
<br />B.
<br />QUALITY OF MATERIALS: New, best of their respective kind, free from defects, and listed by
<br />Lighting
<br />Underwriter's Laboratories, Inc. or bearing their label.
<br />Arrester
<br />C.
<br />SHOP DRAWINGS: Submit four (4) copies of shop drawings for lighting fixtures and panelboards.
<br />w/Internal
<br />Bond to Concrete enclosed
<br />Obtain approval before equipment is ordered, built or installed.
<br />Disconnect
<br />Steel Rebar (min. #4) in
<br />D.
<br />EXCAVATION AND BACKFiLLING: Excavate, backfiil and restore surfaces for all electrical work.
<br />Bldg. Foundation per
<br />E.
<br />Visit site and inspect existing facilities before bid in order to ensure proper evaluation of
<br />NEC 250.50
<br />working conditions and location of existing equipment.
<br />1.4
<br />WIRING, DISTRIBUTION EQUIPMENT AND DEVICES
<br />Panel L1 Panel L2
<br />A.
<br />CONDUCTORS: Capper, in accordance with ASTM Standards, size references AWG. Conductors No. 10 and
<br />3 1100/3J
<br />Panel AC 200/3 200/3
<br />smaller size solid, No. 8 and larger stranded. insulation of conductor thermoplastic, type THHN
<br />Fsed�I 1100A)
<br />100/3 MLO MLO
<br />(min. size: No. 12) any wire installed outside, underground, in slabs, or exposed to moisture
<br />R FRN-R
<br />MLO 120/208 120/208
<br />shall have T HWN insulation.
<br />-
<br />120/208 W/Feed
<br />B.
<br />RACEWAYS: RIGID STEEL CONDUIT, full weight pipe galvanized, threaded, and minimum 1 /2 inch except
<br />fhru Lug
<br />as noted or required for wiring. ELECTRICAL METALLIC TUBING (EMT), thin wall pipe, galvanized, threadless,
<br />comression fittings, and minimum 1 /2" except as noted or required for wiring. FLEXIBLE STEEL CONDUIT,
<br />continuous singlestrip, galvanized, and minimum 1/2" size except as noted or required for wiring. PVC
<br />CONDUIT, heavy duty type, size as indicated. Separate raceways shall be used for each voltage system.
<br />C.
<br />DISCONNECT SWITCHES: General Duty, horsepower rated for motor loads 600 or 250 volt rating, fused
<br />or non -fused as noted; number of poles as indicated, cover interlocked with switch. Enclosure
<br />NEMA 1 for indoor use and NEMA 3R for weatherproof applications. Switch to be Square "D" or equal.
<br />tfZ ` U 1 (3)3,8G,1.25"C
<br />Extend to metal water line i L
<br />or building steel in accordance (3)3/0,6G,2"C
<br />with NEC 250. 1 P
<br />Minimum (2)5/8"0 Copper Clad
<br />Ground Rods spaced 10' apart.
<br />RISER DIAGRAM
<br />NTS
<br />AC-9.1 1
<br />(2)8,1 OG,3/4"C
<br />Li -40 HP3
<br />WP
<br />GF!
<br />AC-6,8
<br />(2)12,12G,3/4"C
<br />AC5
<br />D. CIRCUIT BREAKERS: Molded case, thermal -magnetic quick -make, quick -break, bolt -on type with
<br />manually operated insulated trip -free handle. Multi -pole types with internal common trip bar.
<br />Terminals suitable for copper or aluminum conductors. interrupting capacity minimum 10,000 RMS
<br />symmetrical amperes circuit breakers to be Square "D" or equal, type as required.
<br />E. PANELBOARDS: Voltage, phasing and ampere ratings as indicated, circuit breaker type as indicated,
<br />busbars of hard drawn copper, minimum 98 o conductivity, galvanized steel back box, door and trim.
<br />All corners lapped and welded, hardware chrome plated with flush lock and catch. Hinges semi -
<br />concealed, 5 knuckle steel with nonferrous pins, 180 degree openings. Minimum gutter space 5-
<br />3/4" sides, top and bottom. Increase size where required by code. Directory holder complete
<br />with clear plastic transparent cover indicating typewritten list of feeder cables, conduit sizes,
<br />circuit numbers, outlets of equipment supplied, and their location. Circuit breake.- type
<br />panelboards to be Square "D" type NQOD or I -Line, or equal. A plastic label shall be located on exterior of
<br />panelboard identifying the system voltage, phase, and current rating.
<br />F. WIRING DEVICES: All devices the product of the some manufacturer. Wall switches single pole, 20
<br />ampere, 120 volt, similar to P & S catalog number 20AC1-Ivory. Wall switches three-way, 20
<br />ampere, 120 volt, similar to P & S catalog number 20AC3-Ivory. Receptacles duplex, 2 wire; 3
<br />pole grounded, 20 ampere, 120 volt, similar to P & S catalog number 6300-Ivory.
<br />G. DEVICE PLATES: Provide for all outlets where devices are installed. Provide engraved marking for
<br />special outlets. Provide blank plates for empty or future outlet boxes. DEVICE AND DEVICE PLATES
<br />COLORS TO BE VERIFIED WITH INTERIOR DESIGNER AND OWNER.
<br />1.5 LIGHTING FIXTURES AND LAMPS
<br />A. Furnish and install complete system of lighting fixtures, lamps, accessories and supports as
<br />specified and indicated. Submittals of equal quality are allowed.
<br />1.6 GROUNDING SYSTEM
<br />A. EQUIPMENT: Ground non -current carrying metal parts of panelboard, raceways and all lighting
<br />fixtures. All conduits shall have equipment grounding conductors.
<br />1.7 INSTALLATION
<br />A. Secure all supports to building structure. Support horizontal runs of metallic conduit not more
<br />than 10 feet apart. Run exposed raceways parallel with or at right angles to walls.
<br />B. Pass raceways over water, steam or other piping when pull boxes are not required. No raceway
<br />within 3 inches of steam or hot water pipes, or appliances, except crossings where raceway shall
<br />be at least 2 inches from pipe cover.
<br />C. Cut conduit ends square, ream smooth. Paint male threads of field threaded conduit with graphite
<br />base pipe compound. Draw up tight with conduit couplings.
<br />D. Leave wire sufficiently long to permit making final connections. In raceways over 50 feet in
<br />which wiring is not installed, furnish pull wire.
<br />E. Verify locations of outlets and switches.
<br />F. Support panel, junction and pull boxes independently to building structure with no weight bearing
<br />on conduits.
<br />G. Connect conduit to motor conduit terminal boxes with flexible conduit; minimum 18 inches in
<br />length and 50% slack. Do not terminate in or fasten raceways to motor foundation.
<br />H. This contractor shall provide a temporary electrical distribution system as required; 120/240
<br />volts, 1 phase, 100 amp minimum for new construction. All temporary work shall be installed in a
<br />neat and safe manner.
<br />1. Contractor to remove and salvage all abandoned electrical equiment.
<br />J. This contractor shall warrant all labor and materials for one year from date of final written
<br />acceptance.
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