Rating Summer Emergency Branch Rating Line rating required Rating MVA 2 MVA 2 (MVA) > 0 Rating Winter Normal Branch Rating (MVA) MVA 3 Rating Winter Emergency Branch Rating MVA 4 (MVA) Rating Fall Normal Branch Rating (MVA) MVA 5 Rating Fall Emergency Branch Rating (MVA) MVA 6 Rating Spring Normal Branch Rating (MVA) MVA 7 Rating Spring Emergency Branch Rating MVA 8 (MVA) From Loss factor (0.0 - 1.0) used to assign losses Loss Assign. 1.0 = 100% loss assigned to FROM end of AC Transmission Line 0.0 = 100% loss assigned to “TO” end of AC Transmission Line Area AC Transmission Line Area location Refer to “” for designated Area Zone Transmission Line Zone location Refer to “” for designated ranges of Zones used by area Ohms Ohmic data flag 0 = impedances in pu 1 = impedances in ohms
Rating MVA 2 Summer Emergency Branch Rating (MVA) Line rating required Rating MVA 2 > 0 Rating MVA 3 Winter Normal Branch Rating (MVA) Rating MVA 4 Winter Emergency Branch Rating (MVA) Rating MVA 5 Fall Normal Branch Rating (MVA) Rating MVA 6 Fall Emergency Branch Rating (MVA) Rating MVA 7 Spring Normal Branch Rating (MVA) Rating MVA 8 Spring Emergency Branch Rating (MVA) From Loss Assign. Loss factor (0.0 - 1.0) used to assign losses 1.0 = 100% loss assigned to FROM end of AC Transmission Line 0.0 = 100% loss assigned to “TO” end of AC Transmission Line Area AC Transmission Line Area location Refer to “” for designated Area Zone Transmission Line Zone location Refer to “” for designated ranges of Zones used by area Ohms Ohmic data flag 0 = impedances in pu 1 = impedances in ohms
WECC%20Data%20Preparation%20Manual_Rev-9_Clean.docx