837 0 obj <>/Filter/FlateDecode/ID[<628CD90D08ABAB4FB038EF4B9C9C7E56>]/Index[820 28]/Info 819 0 R/Length 84/Prev 192869/Root 821 0 R/Size 848/Type/XRef/W[1 2 1]>>stream The transformer is equal to or less than its rated kVA and rated voltage. However, anyone is encouraged to report unsafe conditions. When planning the installation, you should select a location that complies with all safety codes yet does not interfere with the normal movement of personnel, equipment, and material. If the transformer is moved or if it is stored before installation, this inspection should be repeated before placing the transformer in service. * Applied and induced potentials, which verify dielectric strength. I found createlogodesign.com by searching the internet, and decided to try them out without a first hand referral. Dangerous high voltage will be present within the transformer enclosure. Does Duke Energy use herbicides to control vegetation in rights of way? An article on how to choose a transformer based on the latter criteria appeared in the May '96 issue of EC&M. For information about planning and planting vegetation around electrical facilities please visit: Yes, Duke Energys rights of way in non-landscaped/unmaintained areas are initially mowed, making identification of compatible versus incompatible species impractical. 2043 0 obj <> endobj Never touch or try to drive over a downed power line. This may include personalization of content and ads, and traffic analytics. Jana Ganion, Sustainability and Government Affairs Director. If you are looking for someone who are able to produce EXACTLY what you want, this is the place to go with. An easement is typically granted by property owners to an electric utility for the purpose of constructing and maintaining power lines and other equipment. Otherwise, they can be installed on open walls or steel columns or above suspended ceilings. These terminations should be attached to the cables as specified by the termination or cable manufacturer. However, their operating principles will remain with the same. 2067 0 obj <>/Filter/FlateDecode/ID[<40F8DD91F560784FAE35A61D83A94C90>]/Index[2043 102]/Info 2042 0 R/Length 116/Prev 852971/Root 2044 0 R/Size 2145/Type/XRef/W[1 3 1]>>stream Next, connect the load and energize the transformer. The greater the differences in these parameters, the greater the magnitude of the circulating current. You should note, though, that transformers serving large harmonic loads can produce a higher audible noise. Sometimes, when testing is carried out at the manufacturer's plant, the manufacturer will also allow a purchaser or a representative, such as a consulting engineer, to witness the tests. Large enclosed units with base frame type enclosures may be jacked using the base frame angles. Our Professional Package is designed for our small business, or just-starting-out business clients. *[L EgptA80~@GI#Q@hxMGPhMgoQ ] $ k, `h`` ``{_j j[e13b{@38O=)HpG17hCDC i. These cookies help provide information on metrics the number of visitors, bounce rate, traffic source, etc. These include the operation of fans, motors, thermal relays, and other auxiliary devices. Dry-type transformers have sound levels that are somewhat higher. Its purpose is to assist electrical contractors, engineers, architects, and manufacturers engaged in the installation of electrical service wiring and equipment. Necessary cookies are absolutely essential for the website to function properly. Review our, Ralph Baeza, PE, LEED AP, TLC Engineering for Architecture, Miami, Offices codes and standards change, accommodating new work styles, Codes, standards cause health care building design model to shift, Manufacturing and industrial building codes and standards trends, Codes and standards drive trends, changes in data center design, Technology drives K-12 school changes, while meeting codes and standards, Consulting-Specifying Engineer most-viewed codes and standards articles in 2022. The industry trend is to continue building transformers with less core losses, and that comply with Energy Star efficiency requirements. . Structural support. You CANNOT go wrong by choosing them! This category only includes cookies that ensures basic functionalities and security features of the website. Our objective is to promote low-growing vegetation to minimize potential electric power interruptions, which also enhances wildlife habitat. An IVM program evaluates vegetation and determines the best methods for maintenance and tree removal to ensure reliable service. On-site health department permit shall be in place at this time. You may wish to right-click on the link above, select "Save Target As" and save the document to your hard drive for easier viewing. F. Transformers located next to loading docks, truck ramps, truck backing areas, shall have a minimum clearance from curb to transformer pad of eight (8) feet, to accommodate (clear) the rear overhang of a truck trailer. PADMOUNT EQUIPMENT INSTALLED AT INTERSECTIONS I highly recommend that if you are looking for a graphic designer than createlogodesign is your first port of call. It's important that you have an understanding of the manufacturer's warranty. Our logos are stylish, unique and memorable. Business Card, We also use third-party cookies that help us analyze and understand how you use this website. How often does Duke Energy trim or cut trees? Our interactions and communication throughout our project were flawless. Lifting from the base frame may require the use of a spreader bar to avoid damage to the enclosure panels. This is for the Business or Corporate Client who wishes to have more options to choose from and have grayscale logos too. The above simple calculation meets the intent to achieve the normal life expectancy of a transformer, which is based on the following basic conditions: Transformer selection starts with the kVA rating required to supply the loads connected in the electrical system. After I submit activities, construction or landscaping plans, what type of authorization will I receive for the use of a Duke Energy easement? The insulation resistance test should be conducted immediately prior to energizing the transformer or the beginning of the dielectric test. 9. clearances listed are duke energy minimum requirements. We understand how critical a logo is to the success of your business. endstream endobj 2044 0 obj <>>>/Pages 2032 0 R/StructTreeRoot 707 0 R/Type/Catalog>> endobj 2045 0 obj <>/Font<>/ProcSet[/PDF/Text/ImageC]/XObject<>>>/Rotate 0/StructParents 0/Type/Page>> endobj 2046 0 obj <>stream Usually, lateral bracing and/or an extra solid anchorage will be required. Linear loads include resistive heating and induction motors; nonlinear loads are produced by electronic equipment that contributes to the distortion of the electrical power signals by generating harmonics. We are extremely impressed with the work done and level of professionalism demonstrated by createlogodesign team. If you see a downed line, always assume it is energized and stay away. Before energizing the unit, it's very important that you alert all personnel installing the transformer that lethal voltages will be present inside the transformer enclosure as well as at all connection points. fzVAm_mRJ}GoE>Mb-LBo^8p:>db[[wRI)9:K^>P[A$K)-Jc]!AwDI3rJ7aZVv0%DYxX^{{iQ]7-n%3wvg=yr The loads, which are calculated as part of the building electrical system design phase, are shown in the construction documents respective equipment schedules in VA or kVA. Member Resources. xr]U)\8R.Uj;7YU`Kb%%R1C$31WKG~{j2vS}[jtG^_GDo//H$$nwyFwhiDxEMtlf\2*2$:"_]@-X.N)C5Y&`OQDd$7(m\0"z,QJ2 >>}Mz"8u!M k*)["o?\59+7>jy@:5iVwD"AS You will not be disappointed, i promise. Where can recorded transmission easement documents be found? Baeza is a principal and senior electrical engineer at TLC Engineering for Architecture in Miami. Will I be notified before a tree crew comes to cut trees in my yard? ; 2 Unlimited revisions. It is obvious that CreateLogoDesign takes great pride in their work and rightly so. We use professional contractors to apply herbicide by utilizing different methods including foliar, stump, stem and vine applications. Letterhead and document.getElementById('copyright').innerHTML = new Date().getFullYear(); 0 Learn about the current state of the retail & distribution industry, and developments in technology. The most common building industry standard ratings are 3, 6, 9, 15, 30, 37.5, 45, 75, 112.5, 150, 225, 300, 500, 750, and 1,000 kVA. All rights reserved. Analytical cookies are used to understand how visitors interact with the website. In addition, a good design and installation require the proper transformer feeder and overcurrent protection device size based on NEC articles 240, 250, 450, and applicable sections of Article 310 (Figure 2). Copyright www.CreateLogoDesign.com. With Duke Energys Builder Portal, you have the tools you need to get it done, right at your fingertips. Our new online service request capability walks you through the process, auto-populates saved information from your profile, and gives you more control over when and where you submit your service order. Register for the portal today. This type is the most common to be used in the building indoor electrical system distribution. %%EOF Whatever the choice, the cable insulation rating must be adequate for the installation. Ensure that all grounding or bonding systems meet NEC and local codes. When you start making the connections between the transformer's terminals and the incoming and outgoing conductors, carefully follow the instructions given on the nameplate or on the connection diagram. For a limited time we are offering our logo design services for $29 only. These application types include: Indoor distribution transformers are used with panelboards and are separately mounted to supply the specific electrical load requirements in a system-specific application within the system distribution. When received, a transformer should be inspected for damage during shipment. 52 0 obj <> endobj Duke Energy discourages customers from working around power lines and electrical equipment. There should be no attempt to handle a transformer in any other position. Division 01 - General Requirements Division 02 - Existing Conditions Division 03 - Concrete Division 04 - Masonry Division 05 - Metals Division 06 - Wood, Plastics, and Composites Your file is uploaded and ready to be published. Thanks! These considerations should be taken into account, as well as the use of sound absorbing materials on walls (for low frequency sound) and vibration isolation pads under the unit. This is especially true if bronze or other type material is used for the nuts/bolts. Personnel should be instructed that should any service work be required to the unit, the lines that power the transformer must be opened and appropriate safety locks and tags applied. With Duke Energys Builder Portal, you have the tools you need to get it done, right at your fingertips. You take your choice; extra safety and extra cost or regular-sized cables. To function properly the installation of electrical service wiring and equipment determines the best methods for maintenance and tree to. However, anyone is encouraged to report unsafe conditions electrical system distribution report unsafe conditions are! See a downed power line 2043 0 obj < > endobj Never or... Are somewhat higher Energy use herbicides to control vegetation in rights of way ensures basic functionalities and features..., they can be installed on open walls or steel columns or above suspended ceilings inspection!, anyone is encouraged to report unsafe conditions and security features of the current. 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