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HomeMy WebLinkAboutE-1 ELECTRICAL SPECIFICATIONSElectrical Specifications Work and Workmanship 1. Provide all required labor, materials, equipment and Contractor's services necessary for complete installation of systems required in full conformity with requirements of authorities having jurisdiction; all as indicated on Drawings and herein specified. 2. Finishedjob shall be functional and compete in every detail, including any and all such items required for a compete systems whether or notthese items be specified or shown on Drawings. 3. Special station shall be given to accessibility of working pads and controlling pads. Adjusable pans shall be within easy reach. Removable parts shall have space for removal. 4. Each Contractor shall acquaint himself with details of all work to W performed by other trades and take necessary steps to integrate and coordinate his work with other trades. 5. It is assumed the Contractor is familiar with standard first class installation procedures. Therefore, these Specifications do not attempt to include every detail or operation necessary for the complete installation. 6. It should be particularly noted that the terms "furnish" and "provide" are interchangeable and that each of these meansto provide, install and connect, unless otherwise stated. 7. Whenewrtables or schedules showwantity of materials, they shall not be used as final count. These figures serve only as a guide terns Contractor. Each Contractor shall be responsible for furnishing all materials indicated on the Drawings and in the Specifications. 8. Contractor shall be responsible for protection, safekeeping, and cleanliness of all existing equipment, materials, etc., located in spaces to be remodeled in which he is working. As part of his responsibility, he shall provide necessary covers, structures, ell as required to keep all dirt, water, moisture and dust from equipment. The method the Contractor proposes to use in protecting equipment shall be coordinated with the Engineer and the Owner's representative for approval before any work is started. Any damage sustained during construction she be corrected or replaced by the Contractor M his expense. Assignment of Miscellaneous Work 1. Excavating and bacMilling for electrical work shall be by the Electrical Contractor. A. Properly support banks of excavation with safety sheet pile or safety boxes. Install necessary guards. Provide adequate pumping equipment and keep excavation free of water. B. Excavate pipe trenches to proper depth. Where rock is encountered excavate to 6' below pipe and refill to Y above pipe wth compacted granular fill. Granular fill shall consist of dune sand gravel, or other suitable material containing not more than 10% by weight passing #200 sieve and 100% passing V sieve. C. Excavation for utilities shall not be backfilled until all required tests are performed and approved by Engineer and power company. D. Whenever underground feeders are run below footings and grade beams,Contractor shall backfill the void with poured, steel -reinforced concrete to elevation of bottom of footing or grade beam. E. Backlill within building lines shall be made with granular fill or compacted backfill material laid in T layers and tam Said to specified compaction after each layer. F. Backfill under paved area shall be matte with granular compacted backfill material laid in 1 T layers and tamped to compaction after each layer. G. BacMlll under open yards or fields shall be made with rimmCDmpacted backfill laid in layers not to exceed 24" deep. Sand trenches may be allowed to settle naturally and shall be refilled back to grade as required during the first year after final acceptance. H. Contractor shall refill, regrade and refinish any area that becomes unsatisfactory due to settlement within one year after final acceptance. I. Contractor shall verify all existing grades, Inverts, utilities, obstacles land topographical conditions prior to any trenching, excavation or underground installation. In the event existing conditions are such as to prevent Installation in accordance with the Drawings the Contractor shall immediately notify the Engineer. 2. Roof openings and flashing required by the Electrical contractor shall be by the Electrical Contractor. The Electrical Contractor is responsible for the correct size and location of same. Counterflashing by Electrical Contractor. 3. Cutting and patching for electrical equipment shall be by the Electrical Contractor. A. Cut structural materials where required only after approval from the Architect and Engineer. B. Electrical Contractor shall do all his own tuning and patching in finished area. 4. Sleeves and small openings (not framed) for electrical equipment shall be furnished and set by the Electrical Contractor. A. Where electrical conduits pass through walls, roofs, ceilings, or floors, Contractor shall have sleeves set for them when floors, walls, ceilings, or roofs are constructed. If any holes are cut in the finished work where sleeves have been onifted, cutting shall be done with a concrete coring machine or other approved method and only with consent of the Engineer. All such holes are to W carefully cut and shall not be larger than necessary. These holes are to be entirely covered by escutcheon plates when work is completed. Sleeves shall W made of steel pipe or rolled sheet steel no lighter than #I8 gauge. B. Where conduits pass through sleeves in the existing walls, annular space shall be caulked with oakum and filled inside and out with non -hardening, waterproof sealant finished off flush with both faces of wall. Shop Drawings 1. Review of shop drawings does not relieve Contractor of responsibility for correct ordering of material and equipment. 2. Include all significant data on shop drawing submittals shown in SpecdCattons and Equilonent Schedule. 3. Contractor review should insurethat equipment will fit into available space. 4. Submit shop drawings in brochure form and include all related equipment in one brochure. 5. Submittwo (2) copies morethan Contractor needs for his use. 6. Ater award of contract, submit within 30 days. 7. Submit shop drawings of all major electrical components, such as light fixtures, panels, fire alarm systems, etc. Coordinate with Engineer. 8. Contractor shall review and approve and affix his company name ( in the form of a stamp) and project name to all shop drawings and submittals before submitting. Coordination Between Contractors 1. Each Contractor and Subcontractor shall study all Drawings applicable to this work so complete coordination between trades will be effected. Special attention she be given to Points where conduits doss pipes and/or ducts, where conduit passes through walls and columns, etc. n If .. fk^.........n. .......... ................w cubcontracor to leave necessary room for RELEASED FOR CONSTRUCTION bwedto cover the Seat of ruel piping, rece required by others. Subject to compliance with all regulations of State and Local Codes City of Camel DATE: 03/25/19 Attaching to Building Construction 1. Equipment and raceway supports shall be attached to structural members (beams, joists, etc.) Rather than to floor or roof dabs. Do not attach to ceiling Support wires. 2. Where equipn ant and raceway! s suspended from exist ng concrete or masonry construction, use expansion shields to attach supports to construction. Expansionshield bolt diameter shall be same size as Support rod diameter. 3. Where mistingmasonry is not Suitable to receive and hold expansion shield or Mere other Y P means of attachment is advantageous, Contractor shall submit alternate method for approval by Engineer. 4. Equipment to be installed in groups shall not be mounted Simply to masonry or concrete walls. Mount V x V structural channel such as unistM, to wall and secure equipment to these channels. 5. Where raceway is suspended from structural steel building framing or supporting members, furnish and install beam clamps for attaching piping device to Wilding member. 6. Obtain approval from Owner or Engineer before outing or welding to structural members, or before hanging heavy equipment. Electrical Connections to Equipment 1. In the event that the supplier requires a larger starter or disconnect than those indicated on the docnmems, he shall reimburse the Contractor supplying these items for the difference. Labeling and Tagging 1. The Electrical Contractor she label all electrical equipment by one of these methods described below: A. Printed card labels may be used on items of equipment kimished with plastic windows. Labeling of the cards shall be neatly printed using a lettering device such as Leroy Instrument. B. Directories on the inside of panelboards shall be typewritten and shall show a list of circuits and points, equipment, or areas Supplied. C. Motor starter interlocked with other starters or controls to be provided with labels on the inside of the cover stating the nature of the interlock system (i.e., interlocked with 120V circuit from PRV#I t D. Labels or tags inside the cover of safety switches or motor starters noting interlocks, conductor saes, etc., may be of embossed adhesive tape type. E. Label inside of all wiring device co✓erpates to indicate circuit number. Use waterproof felt tip marker. Codes and Standards 1. All materials and workmanship shall comply with all applicable codes. 2. All app icable codes and standards shall include all state laws, local ordinances, utility company regulations, and app !cable requirement of nationally accepted codes and standards. 3. In case of a difference In building codes, specifications, state laws, local ordinances, l ndustry standards, and utility company regulations, and Contract Documents, the most stringent shall govern. The Contractor shall promptly notify the Engineer in writing of Such a difference. 4. Non Compliance. should the Contractor perform any work that doesnY comply with the requirements of applicable Welding codes, state laws, local ordinances industry standards and utility company requirements, he shall bear all costs arising in correcting the deficiencies. Electrical Raceways 1. Raceways A. Interior exposed and concealed: Electrical Metallic Tubing (EMRThinwall): Galvanized or sherardized steel type; ILL approved. Allied, Republic Steel, Triangle, or equal. (M.C. cable is an acceptable equal to EMT). B. Motor connections: Flexible Type: Galvanized grounding and single strip type with smooth wiring channel; ILL approved neoprene jacketed in moist locations and for connections to motors. American Brass Seaftits Type EF; Elecnb Flex: H.K. Porter; Triangle or equal. C. Exterior, undergrwnd and low voltage: Rigid Non -Metallic Type (PVC): Heavy, Schedule 40, PVC duct, ILL listed, joints solvent welded, firings and cement by same manufacture Carton or equal. D. Surface metal raceway (Wires ld: 1-piece raceway system wth all necessary things. Wimmold, or equal. 2. Finings A. Electrical Metallictubing (EMT): All fittings shall be raintigh6 concrete -tight compression type thinwall, steel or malleable iron. Fittings shall maintain continuity of ground. Appleton, Race, Thomas and Bets or equal. B. Flexible: Lclitl-tight connectors shall have insulated throats, steel or malleable iron bony, neoprene gasket and maintain continuity of ground. Connectors shall be compression type. Appleton, Raco, Thomas and Betts or equal. C. Bushings: Metallic or insulated as required steel or malleable iron construction of standard pipe dimensions. Appleton, Race, Thomas and Bens or equal. D. Lock Nuts: Case hardened steel or malleable iron. Lock net shall insure continuity of ground. Appleton, Race, Thomas and Bens or equal. Electrical Wiring 1. Cable Lugs and Taps A. Lugs for termination of contluctors in distribution panels, motors, etc., either provided by manufacturer or by Contractor, shall be T&B compression type or equal. Series 53100 for conductors #8 AWG to 4/0 and Series 53200 for conductors 250 MCM and larger. All lugs and contact surfaces where lugs are installed shall be silverplaten. B. Terminals for control wire shall be tinned ring tongue type: Buchanan Terment; T&B Staked or approved equal. C. Splices and connections to conductors larger than #8 AWG shall be by means of compression type T&B Series 53500 for 2-way and Series 53300 for 3-way connections; or equivalent Burney connectors. Splices and taps shall have at least equivalent mechanical strength and insulation as conductors. D. Splice ng of conductors #10 AWG or sm alter shall be by one it the follow ng methods: Conductors shall be hvistetl together and soldered. Preinsulated spring press connectors such as Scotohlock types V, R and B, Ideal Wingnut or equal. Electrical Wiring (Cont.) 2. Wire and Cade Up to 600 Volts A. Insulation: Color coded thermoplastic type rated 600V except where dherwse noted. #12AWG through #8 AWG - 75-C, #6 AWG through #500 AWG - 90-C. B. Condhdors: Son drawn copper, each stand individually tinned or coated with approved alloy (Class B stranding). C. Contluctors #10 and Smaller: For final connections to motors and all locations where vibration or movement is present- Class B, Stranded conductors. For all other locations- solid contluctors. D. Conductors #8 and Larger: Double braid, Class B, stranded. E. Minimum Wire Size: General - #12; over 60' - #10; over 95' - #8; control - #14; signal - #18 or as detailed in appropriated section of these specifications or shown on Drawings. F. Types and Uses (unless o herwse specified or indicated on drawings): Up to and including 100 amp circuits - TH W, THWN or THNN rated M 75-C amoacitles. Greater than 100 amp circuits - TH W, TH WN, or THNN, rated at 90-C ampacites. G. Manufacturers: Anaconda; ITT -Royal, Triangle, G.E., or equal. H. Wire Tags: Main and feeder cables shall be tagged in all pull boxes, wreways and wiring gutters of panels. Tags shall identify woe or cable number and/or equipment served as shown on Drawings. Tags shall be metal or of flameresistingadhesive material, T&B Type WSL or equal. I. Metallic clad cable is acceptable equal to EMT for 20 amp circuits. Outlet Box Installation 1. Owner or his representative reserve the right to change the location of any outlet up to a distance of 1(Y-0 at no extra charge providing necessary instructions are given prior to roughing -in outlet. 2. Locations of all floor outlets shall be verified before rough -in. Electrical Panels 1. Panels A. Type: Galvanized steel cabinets with trim and hinged door wth lock. All locks to be keyed alike. B. Finish: Standard factory finish. C. Gutter Space: W minimum for 225 amp or less panels. D. Main breakers: Minimum 42IKA.I.C. E. Lugs: Separate solder ess type for each conductor. F. Branches: Bolt -on circuit breakers as specified. Number and size as indicated on Drawings. G. Grounding Bus: Provide separate copper We for green ground conductors. Isolate ground bus from neutral bus. H. Manufacturers: General Electric, Cutler Hammer, Siemens, Square D (NOOD) or equal. 2. Installation A. Provide Mro 31X spare conduits to above accessible ceiling for future use. Electrical Wiring Devices 1. Toggle Switches A. Switches shall be single pole, two pole, 3 way, 4 way, momentary or pilot lighted as required and shall be heavy duty toggle or key operated rated 20 amps, 120 V. B. Provide five (5) spare keys for key operated switches. C. Manufacturers: Hubbell 1221, Bryant 4901, Pass and Seymour WAC1. 2. Receptacles A. All receptacles shall be grounding type and shall be duplex 120V, 120/208V, single phase, or 208-240V, three phase as required. B. Duplex receptacle shall be 20 amp, 120V, heavy duty specification grade, grounding type. 20 amp manufacturers: Hubbell 5362, Bryant 5362, Pass and Seymour 6300. C. Grwnd fault interrupter(GFI) receptacle shall be duplex with built-in GFl set to trip at five (50 milliampere maximum ground fault. Receptacle shall be rated 15 or M amps, 120V, standard or feed-thru, as required. Manufacturers: Hubbell GF-5262, Bryant GFR52FT, pass and Seymour 1591-F. Electrical Motor Starters 1. Manual motor starters shall W toggle type snap switch with thermal overload device. Manual starters shall be similar to Square D Class 2510. 2. Magnetic motor starters shall be 3 phase across -the -line type rated in accordance with NEMA Standards. Coils shall be of molded construction. Overload relays shall be replaceable melting alloy manual reset type,1 per phase. Provide one spare auxiliary interchangeable contact. Control devices (stop/start, H-O-A, pilot light) shall be mottled in cover of enclosure. Pilot lights shall be red unless otherwise indicated. Magnetic starters shall be similarto Square D Class 8536. Combination magnetic motor starters wth fused (or non -fused) disconnect switch shall be 3 phase across -the -line type rated in accordance with NEMA Standards. Disconnect switch shall consist of visible blades. Disconnect handle shall be clearly marked as to whether disconnect device is'ON"or"OFF". Motor starters in combination magnetic motor starters shall meet requirements of magnetic motor starters previously outlined Combination magnetic motor starters shall W similar to Square D Class 8538. 3. Control stations shall contain heavy duty type devices. Pushbutton and selector switches in control stations shall be base mounted wth double break silver contacts. Pilot lights she be transformer type using 6-BV miniature bulb. Colored pilot light lenses shall be interchangeable. 4. Manufacturers: Allen Bradley; Square D; Westinghouse; General Electric. Electrical Safety Switches (Disconnects) 1. Safety switches shall W heavy duty fused or nonfused with number of poles, electrical characteristics, ratings and modifications are required (i.e., HP rating, shod circuit interrupting rating, at.). 2. Switching mechanism shall be Wick -make, wickbreak, with handle that is padlockable in -OFF- position. 3. Enclosure shall be suitable for area in which it is to be installed and shall have delectable door interlock which prevents door from being opened when switch is'Ol 4. Fusible units which are to be equipped with current limiting loses shall have fuseholders with rejection dips to prevent other type fuses from being installed. 5. Manufacturers: Square D; General Electric; Westinghouse; ITE. Overcurrent Protection 1. General Requirements A. Short circuit interrupting ratings shall be equal to or greaterthan maximum shod circuit currents possible in circuit location where devices will be installed and larger where indicated. B. Where used for other than motor circuits, devices shall be sized same as or next standard size above conductor am pacify. C. Where used for motor cl mu is, size shall be l n accordance with N EC, and time delay characteristics shall be bitable for motors acceleration time. D. All deices shall be of time delay on nominal overloads and instantaneous operation on high fault current type unless o herw as noted. 2. Ci rcuit Breakers A. Ci rcuit breakers she be gang- operated load interrupter type with Substanti el case of moisture resistant, non -aging molded inSulati ng material. Breakers shall be bolted design unless otherwise Indicated. B. Contacts shall be copper alloy or copper and sitter alloy, with arc quenchers and barrier for each pole. O Mechanism she be quick -make, quick -break with trip element for each pole and electrically and mechanically trip -free. Overcurrent on any pole of di circuit breaker shall cause all poles to open. D. Trip elements shall W ambient temperature compensated thermal magnetic type wth time delay on nominal overloads and instantaneous trip of short circuits. Circuit breakers larger than 100 amp shall have adjustable trips. E. Operated handle shall be provided which will indicate "ON", "TRIPPED" and'OFP positions. F. GFl breakers used in branch circuits shall have built-in grwnd fault sensor which will automatically trip breaker n maximum five (5) mill lamp ground fault. Unitshall have Wilt -in push-to-testbulton. G. Breakers for control of fluorescent lighting shall be switching duty type switch. Breakers for control of HID lighting shall be SWD-HID rated. Grounding 1. Entire installation to be grounded in accordance with NEC requirements. 2. Equipment shall be grounded turu one of the following paths to ground: Conduit system; separate grounding conductor connected fo main; grounding conductor or panelboard ground bus; separate grounding conductor connected to ground rod installation. 3. At all electrical panels, install grounding bushings on of conduits and bond to panel ground bus using base #4 AWG copper conductor. At junction boxes, boxes in feeder conduit runs, install grounding bushings on all conduit, lug on junction box and bond conduits and box together using bare #4 AWG copper conductor. 4. Wiring run in non-metallic duct and flexible conduit shall carry separate grounding conductor. 5. At motor locations, motor frames shall be bonded to ground system by means of separate conductor pulled from panel ground bus or bonding jumper form conduit to motor frames. 6. For telephone,alarm, communication systems, etc., a#100 AWG copper conductor from electrical ground system to each terminal cabinet or equipment location shall be considered sufficient unless otherwise intlicatetl. 7. Resistance to ground at any point shall not measure more than 25 ohms. Electrical Light Fixtures 1. LED Light Fixtures A. Construction: Sheet steel, deformed to provide structural strength. B. Painting: Fixtures to be properly treated for acceptance for finish coats. Finishes to be baked white high reflectance enamel or porcelain enamel. C, Lens Panel Frames: Lens panels for Surface box type fixtures and for recessed troffers shall be framed hingesandlatch. Frames and louvers she be equipped with retaining means to booed frame during relamping. D. Wires: Heat resisting type in accordance with NEC. E. Driver Mounting: Fixture to be designed in such a manner that case temperature of driver does not exceed90-C. All driver mounting mudsto be welded to fixture. F. Fixture manufactured with Shammed steel to be painted. No unpainted edges of fixture housing will be accepted. Electrical Light Fixtures (Cont.) 2. Light Fixture Installation A. Tandem fixtures may be used in continuous rows providing finished appearance conforms to appearance of individual units. B. All rows of light fixturesto be properly aligned and plumbed. C. Schedule of Lighting Fixtures on Drawings contains written description of fixture and manufacturers catalog numbers. Numbers provided are intended to indicate design and quality desired. Fixtures must meet requirements of this specification and of description contained in schedule. D. If outlet does not have fixture symbol, install fixture of same type used in similar locations elsewhere on Drawings. E. Provide additional trim as required for neat mounting of recessed fluorescent lights mounted in patterns. F. Light fixtures shall be supported from the structural system, not the ceiling system. It is the responsibility of the Electrical Contractor to coordinate with the Ceiling Contractor to ensure adequate supports are furnished. 3. General Requirements A. Install proper number, type, and size lamps in light fixture as indicated on Drawings. B. Replace all burned out lamps at time of acceptance. C. Replace all non -working LED boards'conponents/drivers at time of acceptance. SOB Lin & Associates, LLC 4340 East West Highway Suite 105 Bethesda, Maryland 20814 USA 301.986-9300 Fax.986-0500 Notes Consultants Dwn By SJW Chkd By SLH Job No. 18122 Project NAIL SALON 7245 EAST146th St CARMEL, IN 46033 ZUMCIT REAL ESTATE MGMT. Drawing Title ELECTRICAL SPECIFICATIONS a"`""�jEL L °rumyu @��,ojfv GRj.'q6oa4�i'x��€..•,.._.. Sheet No. E-1