Transmission Lines. Each transmission line shall be protected by two (2) protection groups consisting of a microprocessor-based transmission line relay and associated communications equipment. • ▇▇▇▇▇▇▇▇▇-▇▇▇▇ Road Line 159 The protection packages for Line 159 shall include an ERLPhase LPRO 4000 used as a step distance (‘A’ package), and a step distance protection scheme consisting of an SEL-311C (‘B’ package). The ‘A’ package shall be powered by battery #1 and operate trip coil #1, and the ‘B’ package shall be powered by battery #2 and operate breaker trip coil #2. Neither package requires communications between the line terminals. • Laona-Moon Road Lines 172 and 173 The protection packages for each of the Lines 172 and 173 shall include a permissing overreaching transfer trip (“POTT”) scheme consisting of an ERLPhase LPRO 4000 and RFL GARD 8000 communications interface (‘A’ package), and a step distance protection scheme consisting of an SEL-311C (‘B’ package). The ‘A’ package shall be powered by battery #1 and operate trip coil #1, and the ‘B’ package shall be powered by battery #2 and operate breaker trip coil #2. Communications for the ‘A’ package shall be fiber. The ‘B’ package does not require communications between the terminals. • Moon Road-Falconer Lines 175 and 176 The protection packages for each of the Lines 175 and 176 shall include a POTT scheme consisting of an ERLPhase LPRO 4000 and RFL GARD 8000 communications interface (‘A’ package), and a step distance protection scheme consisting of an SEL-311C (‘B’ package). The ‘A’ package shall be powered by battery #1 and operate trip coil #1, and the ‘B’ package shall be powered by battery #2 and operate breaker trip coil #2. Communications for the ‘A’ package shall be fiber (leased T-1). The ‘B’ package does not require communications between the terminals.
Appears in 2 contracts
Sources: Large Generator Interconnection Agreement (Lgia), Interconnection Agreement