0. 98 0. 96 0. 94 0. 92 277VAC 0. 9 230VAC 0. 88 0. 86 0. 84 75% 100 98 96 94 92 90 88 86 84 82 80 60% 80% 85% 90% 95% 100% 277VAC 230VAC 70% 80% 90% 100%