Below the list of products dedicated to the busbar protection.

	Device	Series	ANSI	Description
	NP V911	NP 900	59, 27, 59N, 59P/27P/47, 78, 81O/81U, 81R, 60, 74TC, 86	Busbar voltage & frequency protection IED
	IAG 7034	STATIC	87B	High impedance differential protection