Utah Admin. Code R746-313-2 - Definitions
(1) "Customer
average interruption duration index" (CAIDI) has the same meaning as in IEEE
1366 or RUS 1730A-119, as applicable.
(2) "Electric company" means an electrical
corporation or a distribution electrical cooperative that is also a public
utility, as defined in Section
54-2-1.
(3) "Form 7 - Information on Service
Interruptions" means:
(a) Part G of the United
States Department of Agriculture Rural Utilities Service Form 7 Financial and
Statistical Report;
(b) Part H of
the National Rural Utilities Cooperative Finance Corporation Form 7 Financial
and Statistical Report; or
(c)
their equivalents.
(4)
"Governing Authority" means:
(a) for a
distribution electrical cooperative as defined in Subsection
54-2-1(6), its
board of directors; and
(b) for an
electrical corporation as defined in Subsection
54-2-1(7), the
Public Service Commission of Utah, otherwise referred to as the
commission.
(5) "The
Institute of Electrical and Electronics Engineers Standard 1366" (IEEE 1366)
means the 2012 edition of the IEEE Guide for Electric Power Distribution
Reliability Indices.
(6) "Loss of
power supply"
(a) "Loss of power supply -
Distribution Substation" means the loss of the electrical power supply system
due to an outage or failure of a distribution substation component.
(b) "Loss of power supply - Generation or
Transmission" means the loss of the electrical power supply from the electric
company's own electric generator or transmission system, including transmission
lines and transmission substations, or from another electric company or
electric corporation.
(7)
"Momentary average interruption event frequency index" (MAIFIe) has the same
meaning as in IEEE 1366 or RUS 1730A-119, as applicable.
(8) "Major event day identification threshold
value" (TMED) has the same meaning as in IEEE 1366 or
RUS 1730A-119.
(9) "Operating area"
means a geographic subdivision of an electric company's Utah service territory
that functions under the direction of an electric company office and as a
separate entity used for reliability reporting within the electric company. An
operating area may also be referred to as regions, divisions, or districts, and
may also be a reliability reporting area.
(10) "Reliability" means the degree to which
electric service is supplied without interruptions to customers.
(11) "Reliability indices" means the electric
service interruption indices identified in IEEE 1366 or RUS 1730A-119, as
applicable.
(12) "Reliability
reporting area" means a grouping of one or more operating areas, for which the
electric company calculates major event thresholds.
(13) "Reporting Period" means the 12-month
period, based on the previous 365 days, or 366 days for leap years, for which
an electric company is tracking and reporting reliability
performance.
(14) "Rules" means the
electric service reliability rules found at Sections
R746-313-1 through
R746-313-8.
(15) "RUS 1730A-119" means the United States
Department of Agriculture Rural Utilities Service Bulletin 1730A-119 entitled
"Interruption Reporting and Service Continuity Objectives for Electric
Distribution Systems," dated March 24, 2009.
(16) "System average interruption duration
index" (SAIDI) has the same meaning as in IEEE 1366 or RUS 1730A-119, as
applicable.
(17) "System average
interruption frequency index" (SAIFI) has the same meaning as in IEEE 1366 or
RUS 1730A-119, as applicable.
(18)
"System-wide" means pertaining to and limited to the electric company's
customers in Utah.
Notes
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