Connection terminals K, for AL and CU, one side round and the other side flat, rated operating current Ie=400 A, poles=3, connection cross-sections: copper round cable stranded, sector cable stranded, round cable solid, sector cable solid, round cable solid, sector cable solid=1x50-240 or 2x25-120qmm or aluminum, sector cable solid=1x95-185 or 2x50-95qmm. Other side: Cu-band 6x16x0.8 to 10x16x0.8 or Cu-bar=25x15mm, notes: conversion kits from band connection to cable connection available separately, terminal covers available separately,