more than ten (10) 600 MCM or smaller conductors per phase, or more than eight (8) conductors per phase that are larger than 600 MCM.
General NEC transformer installation requirements: The requirements and options for the different types of indoor and outdoor transformer installations are outlined in Tables 1 and 2 .
Duke Energy discourages customers from working around power lines and electrical equipment. 1-19 General clearance for pad-mounted switchgear. Distance (min) Clearance in front of the transformer. Access to the Contractor Portal requires username and password credentials. Websuitable approved equal material, and must be rated for a transformer weight of 5000 lbs. Websuitable approved equal material, and must be rated for a transformer weight of 5000 lbs. How it Works. 7. Reproduction, distribution, or unauthorized use is strictly prohibited without the express written consent of DukeEnergy. If any PECO Energy Employee encounters such a later modification which affects the required clearances, the employee should use sound judgment in efforts to rectify the situation. 2. soil beneath the foundation shall be compacted to the firmness of undisturbed earth, and shall be free of roots and other organic material. Therefore, Code Enforcement has also allowed other alternate methods such as Factory Mutual Global recommendations, IEEE 979, and other nationally recognized standards to be used on a case-by-case basis while working with Duke Energy and others to determine the best 
Webduke energy transformer clearance requirements Duke Energy 3- Phase Padmount Transformer Concrete Foundation Specifications For Mecklenburg County, NC Only July 2009. The NEC does not offer precise clearance guidelines for this issue. 
NERC-Compliance Related Webtransformers are properly installed, designed, and manufactured. 4.2 Meter. 3.0 Meter. (ft) 7. fire-rated walls around transformers must be a minimum of 1'-0" above the anticipated height of the installed transformer. WebDuke Energy Transmission procedure documents are the property of Duke Energy. Site Ready Requirements Route Clear (minimum 10 width between power source and meter base, and conduit installed if driveway in route). It shall be the customers responsibility to conform to all local building codes, insurance regulations, or ordinances affecting the transformer location. 
WebWith Duke Energys Builder Portal, you have the tools you need to get it done, right at your fingertips. (ft) 7. fire-rated walls around transformers must be a minimum of 1'-0" above the anticipated height of the installed transformer. 
WebConstruction Standards. For transformers placed outside that are 2000kVA and above, you may wish to have the soil examined. Spec. 
clearances listed are duke energy minimum requirements. Spec. Distance (min) Clearance in front of the transformer. Webtransformers, long recognized as an additional safeguard for indoor installations, are becoming increasingly recognized for outdoor installations as well .
Distance (min) Clearance in front of the transformer. It shall be the customers responsibility to conform to all local building codes, insurance regulations, or ordinances affecting the transformer location. For example, the code-based demand load of a 208 Y/120 V, 3-phase, 4-wire panelboard is 42 kVA, which does do not include spare capacity for future growth. 1-17 Location of oil filled pad-mounted equipment (1 of 2) Spec. Web9. 7. Air intake openings in the wall may be necessary or a larger minimum surrounding area may be required for transformers larger than 300 kva.
it windows (first story) 10 10 of window, door, etc. Between Transformer and Trees, shrubs, vegetation ( for unrestricted natural cooling ) 3.0 Meter. Consultants, service providers, vendors, and contractors responsible for projects at Duke must adhere to all applicable building codes and the Duke University Construction Standards. Webclearances, it is the responsibility of the builder or owner to notify PECO Energy and make arrangements to achieve proper clearances or barriers. Transformer loading may have to be limited to nameplate rating.its Customer service 
For transformers placed outside that are 2000kVA and above, you may wish to have the soil examined. How it Works. NERC-Compliance Related Webtransformers are properly installed, designed, and manufactured. 
Site Ready Requirements Route Clear (minimum 10 width between power source and meter base, and conduit installed if driveway in route). WebGeneral Rules and Specifications (GRS) Spec.
Spec. Webtransformers, long recognized as an additional safeguard for indoor installations, are becoming increasingly recognized for outdoor installations as well . WebGeneral Rules and Specifications (GRS) Spec.
You will need the twelve (12) digit WorkRequest number given to you when you applied for service to access the request online. the local authority having jurisdiction (ahj) may have requirements that are more stringent. Web10-Clearances o 10.06-01 Minimum Guy Clearances 23-Conductors UG o 23.01-109 Primary Cable Ampacity Ratings DEC-DEM Distribution Standards Manual - Part 1 General Information o 10001DUK Equipment Mounting Position (Transformer Mounting Position) o 10003DUK Electric Distribution Pole Structures: Rules for Rebuilding or Webtransformers, long recognized as an additional safeguard for indoor installations, are becoming increasingly recognized for outdoor installations as well . Generally, the SMALL pad is used for transformers rated 300 KVA and below, and the.
the local authority having jurisdiction (ahj) may have requirements that are more stringent. 
1-19 General clearance for pad-mounted switchgear. WebAdequate surrounding air space must be maintained for the required transformer "heat loss" ventilation. Your file is uploaded and ready to WebVisit our Website at duke-energy.comor call the Builder Line Number. Air intake openings in the wall may be necessary or a larger minimum surrounding area may be required for transformers larger than 300 kva.
Webtransformers must be pre-approved by Duke Energy. Your file is uploaded and ready to Between Two pad mounted transformers (including Cooling fin) 2.1 Meter. Transformers change voltage levels to supply electrical loads with the voltages they require. WebAdequate surrounding air space must be maintained for the required transformer "heat loss" ventilation. it windows (first story) 10 10 of window, door, etc. Generally, the SMALL pad is used for transformers rated 300 KVA and below, and the. The NEC does not offer precise clearance guidelines for this issue. 
NERC-Compliance Related Spec. 1-17 Location of oil filled pad-mounted equipment (2 of 2) Spec. Spec. Installation recommendations found in product literature will always vary from vendor to vendor, but you must always follow local code and the National Electrical CodeT (NEC) installation requirements to ensure proper transformer operation. Webtransformers must be pre-approved by Duke Energy.
Between Transformer and Trees, shrubs, vegetation ( for unrestricted natural cooling ) 3.0 Meter. Web9. more than ten (10) 600 MCM or smaller conductors per phase, or more than eight (8) conductors per phase that are larger than 600 MCM. Use of alternate means of fire protection must be approved by the local code enforcement authority. concrete to be in accordance with applicable material requirements of aci 318, latest revision. A separate secondary bus enclosure is required whenever the customer is installing. Web10-Clearances o 10.06-01 Minimum Guy Clearances 23-Conductors UG o 23.01-109 Primary Cable Ampacity Ratings DEC-DEM Distribution Standards Manual - Part 1 General Information o 10001DUK Equipment Mounting Position (Transformer Mounting Position) o 10003DUK Electric Distribution Pole Structures: Rules for Rebuilding or Use of alternate means of fire protection must be approved by the local code enforcement authority. 3.0 Meter. 8. Serious injuries and even fatalities have occurred when untrained individuals have done this work without the 
If you have suggestions for amending or adding to these standards, let us know by completing our suggestion form. 7. Site Ready Requirements Route Clear (minimum 10 width between power source and meter base, and conduit installed if driveway in route). WebOnly line clearance qualified personnel should perform tree work around or adjacent to power lines and electrical equipment. Transformers change voltage levels to supply electrical loads with the voltages they require. If you have suggestions for amending or adding to these standards, let us know by completing our suggestion form. Reproduction, distribution, or unauthorized use is strictly prohibited without the express written consent of DukeEnergy. 8. it windows (first story) 10 10 of window, door, etc.
Consultants, service providers, vendors, and contractors responsible for projects at Duke must adhere to all applicable building codes and the Duke University Construction Standards. 
Duke Energy does not assume any liability for unauthorized use of these documents. Serious injuries and even fatalities have occurred when untrained individuals have done this work without the WebConstruction Standards. clearances listed are duke energy minimum requirements. You will need the twelve (12) digit WorkRequest number given to you when you applied for service to access the request online. Web9.
Webclearances, it is the responsibility of the builder or owner to notify PECO Energy and make arrangements to achieve proper clearances or barriers. 
Installation recommendations found in product literature will always vary from vendor to vendor, but you must always follow local code and the National Electrical CodeT (NEC) installation requirements to ensure proper transformer operation. Transformers change voltage levels to supply electrical loads with the voltages they require. 
WebVisit our Website at duke-energy.comor call the Builder Line Number. 
1-16 Location of non-oil filled electrical equipment. WebThe Duke Energy Progress (DEP) Distribution Construction Standards are available on the My Duke Energy Contractor Portal. 
1-16 Location of non-oil filled electrical equipment. 1-17 Location of oil filled pad-mounted equipment (2 of 2) Spec. concrete to be in accordance with applicable material requirements of aci 318, latest revision. Between Two pad mounted transformers (including Cooling fin) 2.1 Meter. The NEC does not offer precise clearance guidelines for this issue. 
Websuitable approved equal material, and must be rated for a transformer weight of 5000 lbs. 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. How it Works. 
Duke Energy does not assume any liability for unauthorized use of these documents. Therefore, Code Enforcement has also allowed other alternate methods such as Factory Mutual Global recommendations, IEEE 979, and other nationally recognized standards to be used on a case-by-case basis while working with Duke Energy and others to determine the best
8. Each approved solar developer can receive login credentials by contacting their Duke Energy account manager. WebDuke Energy Transmission procedure documents are the property of Duke Energy. (ft) 7. fire-rated walls around transformers must be a minimum of 1'-0" above the anticipated height of the installed transformer. more than ten (10) 600 MCM or smaller conductors per phase, or more than eight (8) conductors per phase that are larger than 600 MCM. 2. soil beneath the foundation shall be compacted to the firmness of undisturbed earth, and shall be free of roots and other organic material.
A separate secondary bus enclosure is required whenever the customer is installing. 
The edge of the concrete transformer pad to nearest the building. You will need the twelve (12) digit WorkRequest number given to you when you applied for service to access the request online. WebWith Duke Energys Builder Portal, you have the tools you need to get it done, right at your fingertips. Each approved solar developer can receive login credentials by contacting their Duke Energy account manager. Therefore, Code Enforcement has also allowed other alternate methods such as Factory Mutual Global recommendations, IEEE 979, and other nationally recognized standards to be used on a case-by-case basis while working with Duke Energy and others to determine the best Spec. For example, the code-based demand load of a 208 Y/120 V, 3-phase, 4-wire panelboard is 42 kVA, which does do not include spare capacity for future growth. It shall be the customers responsibility to conform to all local building codes, insurance regulations, or ordinances affecting the transformer location. Reproduction, distribution, or unauthorized use is strictly prohibited without the express written consent of DukeEnergy. Each approved solar developer can receive login credentials by contacting their Duke Energy account manager. Duke Energy discourages customers from working around power lines and electrical equipment. If any PECO Energy Employee encounters such a later modification which affects the required clearances, the employee should use sound judgment in efforts to rectify the situation.
Consultants, service providers, vendors, and contractors responsible for projects at Duke must adhere to all applicable building codes and the Duke University Construction Standards. 4.2 Meter. If any PECO Energy Employee encounters such a later modification which affects the required clearances, the employee should use sound judgment in efforts to rectify the situation. Webtransformers must be pre-approved by Duke Energy. 
WebGeneral Rules and Specifications (GRS) Spec.
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