0.1 sec 49 Hz Grid Trip Trip Grid 0.1 sec 48.75 Hz UF LS Stage 1 Trip Stage 1 Loads df/dt = - 0.9 Hz/sec 0.4 sec Trip Stage 2 Loads 0.2 sec 48.3 Hz UF LS Stage 2 Trip Stage 2 Loads df/dt = - 0.28 Hz/sec 0.4 sec Trip Stage 3 Loads 0.1 sec 47 Hz Generator Protection Trip 0.2 sec 48 Hz UF LS Stage 3 Trip Stage 3 Loads df/dt = 0 Hz/sec 0.4 sec Trip Stage 1 Loads df/dt = -2 Hz/sec 0.4 sec Trip Stage 4 Loads 0.2 sec 47.7 Hz UF LS Stage 4 Trip Stage 4 Loads df/dt = 0 Hz/sec
