Rating 7 Spring Normal Branch Rating (MVA) (primary winding for xfmr) Rating 8 Spring Emergency Branch Rating (MVA) (primary winding for 3-winding xfmr) TO Winding Ratings – secondary winding for Rating MVA 3-winding xfmr 1 TO Winding Ratings – secondary winding for Rating MVA 3-winding xfmr 2 TO Winding Ratings – secondary winding for Rating MVA 3-winding xfmr 3 Tert Wind. Ratings – tertiary winding for Rating MVA 3-winding xfmr 1 Tert Wind. Ratings – tertiary winding for Rating MVA 3-winding xfmr 2 Tert Wind. Ratings – tertiary winding for Rating MVA 3-winding xfmr 3 FROM Loss Loss assignment factor (primary Assign winding for 3-winding xfmr) (pu) TO Loss Loss assignment factor - secondary Assign winding for 3-winding xfmr (pu) Tert Loss Loss assignment factor – tertiary Assign winding for 3-winding xfmr (pu) Max Var. Tap Maximum TCUL ratio (pu or deg) Max Var. Tap shall be greater than Min Var. Tap. Min Var. Tap Minimum TCUL ratio (pu or deg) Max Cont V Maximum voltage (power) at Max Cont V shall be greater than or MW controlled bus (pu or MW) Min Cont V.
Rating 7 Spring Normal Branch Rating (MVA) (primary winding for xfmr) Rating 8 Spring Emergency Branch Rating (MVA) (primary winding for 3-winding xfmr) TO Winding Rating MVA 1 Ratings – secondary winding for 3-winding xfmr TO Winding Rating MVA 2 Ratings – secondary winding for 3-winding xfmr TO Winding Rating MVA 3 Ratings – secondary winding for 3-winding xfmr Tert Wind. Rating MVA 1 Ratings – tertiary winding for 3-winding xfmr Tert Wind. Rating MVA 2 Ratings – tertiary winding for 3-winding xfmr Tert Wind. Rating MVA 3 Ratings – tertiary winding for 3-winding xfmr FROM Loss Assign Loss assignment factor (primary winding for 3-winding xfmr) (pu) TO Loss Assign Loss assignment factor - secondary winding for 3-winding xfmr (pu) Tert Loss Assign Loss assignment factor – tertiary winding for 3-winding xfmr (pu) Max Var. Tap Maximum TCUL ratio (pu or deg) Max Var. Tap shall be greater than Min Var. Tap. Min Var. Tap Minimum TCUL ratio (pu or deg) Max Cont V or MW Maximum voltage (power) at controlled bus (pu or MW) Max Cont V shall be greater than Min Cont V.
WECC_Data_Preparation_Manual_BCCS_WECC_TECH_Zones_MOD32.docx