â— Frame size (A): 1600 , 2500, 4000, 7500
â— Two kinds of breaking capacity: N, H (for 7500)
â— Rated voltage Ue (VAC): 380/400/415, 690,
â— Number of poles: 3 or 4 poles
â— Mounting mode: draw-out type or fixed type
â— Mode of connection: horizontal connection, vertical connection, mixed connection