... Through Bore Slip RingPart No.ThroughCircuitsVoltageCurrentSize (mm)OperationalKYH01212.76,12,18,24 (or more)380 VAC/DC5,10A30X33.4- ... 74.80-300rpmKYH02525.46,12,18,24 (or more)380 VAC/DC5,10,15A50X42. ... 9-100.50-300rpmKYH03838.16,12,18,24 (or more)380 VAC/DC5,10,15A60X47 ... .5-118.60-300rpmKYH050506,12,18,24 (or more)380 VAC/DC5,10,15A75X53. ...