/datum/round_event_control/grid_check
	name = "Grid Check"
	typepath = /datum/round_event/grid_check
	weight = 10
	max_occurrences = 3

/datum/round_event/grid_check
	announceWhen	= 1
	startWhen = 1

/datum/round_event/grid_check/announce()
	priority_announce("Abnormal activity detected in [station_name()]'s powernet. As a precautionary measure, the station's power will be shut off for an indeterminate duration.", "Critical Power Failure", 'sound/ai/poweroff.ogg')


/datum/round_event/grid_check/start()
	for(var/P in GLOB.apcs_list)
		var/obj/machinery/power/apc/C = P
		if(C.cell && (C.z in GLOB.station_z_levels))
			C.energy_fail(rand(30,120))