What determines the economic viability of sub-transmission service?
There are a number of possible variables including, but not limited to:
- The applicant/customer projected peak demand and the load profile.
- The cost of the Added Facilities compared to the potential rate savings.
- SCE determination of Standard Facilities necessary to serve the projected load.
- Other site specific considerations.
If I want to consider Added Facilities, what do I need to do?
To help streamline the process, please contact your SCE Account Representative or call our Local Planning Department at 1-800-655-4555.
New to SCE? Please fill out the SCE - Turn On Service and an Account Representative will contact you.
LARGE LOAD QUESTIONS (typically near or greater than 6 MVA)
For large loads, there may be an economic advantage to taking service at a sub-transmission voltage (> 50kV). The 6 MVA threshold represents an approximate limit to the amount of load that can be served from a single 12 kV or 16 kV distribution line. Depending upon site specific conditions, it may be more economic for SCE to install sub-transmission facilities rather than a second distribution line.
Why should I consider Added Facilities?
SCE provides service in accordance with Tariff Rule 2 as authorized by the California Public Utilities Commission (CPUC). In addition to the specific rule requirements, each service request is individually designed taking into consideration factors that include but are not limited to: the customer’s projected electrical load, location of the customer’s metering point, requested service voltage, reliability needs, proximity and delivery capacity of SCE’s nearby facilities, potential for load expansions, and future development of the SCE system.
Archaeology
SCE’s Archaeology Program is responsible for the compliance, governance, and oversight of all of SCE’s activities that may impact cultural resources.
Historic Built Environment
SCE’s Historic-Era Electrical Infrastructure Management Program (Program) was developed to establish a consistent protocol for identifying, reviewing, exempting, and treating SCE’s historic-era electrical infrastructure throughout our 50,000 square-mile service territory.
Tribal Engagement
SCE engages with Tribal communities to learn about tribal resources and how to protect them.
Building Operator Certification Success Stories
The feature profiles are among the initial group of students to complete California's first BOC courses.
Wildlife and Plants/Biological Resource Program
SCE's biological resources program provides guidance and tools to identify and address sens
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