Four– and Six–Pole Single Throw Switches

System	Amperes	Type 1	Type 12*	Type 4X	Class R Fuse Kits	Line Side Barriers	Horsepower Ratings Max (Dual Element Time-Delay Fuses)						Vdc Std. (Fast Acting One-time Fuses)
							240 V		480 V		600 V		250 Vdc*	600 Vdc*
							2Ø	3Ø	2Ø	3Ø	2Ø	3Ø	250 Vdc*	600 Vdc*
Four-Wire (Four Blades and Fuse Holders)–600 Vac 600 Vdc
	30	H461	H461AWK	H461DS	RFK03L	Factory Included	10	7-1/2	20	15	25	20	5	10
	60	H462	H462AWK	H462DS	RFK03H		20	15	40	30	50	50	10	25
	100	H463	H463AWK	H463DS	RFK10		30	30	50	60	50	75	20	25
	200	H464	H464AWK	H464DS	HRK1020		50	60	–	125	–	150	40	50
	400	–	H465AWK	–	HRK4060		–	125	–	250	–	350	50	50
Six-Wire (Six Blades and Fuse Holders)–600 Vac 600 Vdc
	100	–	H663AWK	–	RFK10	Factory Included	–	30	–	60	–	75	–	–
	200	–	H664AWK*	–	HRK1020	Factory Included	50	60	–	125	–	150	40	50

System	Amperes	Type 1	Type 12*	Type 4X	Class R Fuse Kits	Line Side Barriers	Horsepower Ratings Max (Dual Element Time-Delay Fuses)
							240 V		480 V		600 V		250 VdcUse outside two poles for switching DC.*	600 VdcUse outside two poles for switching DC.*
							2Ø	3Ø	2Ø	3Ø	2Ø	3Ø	250 VdcUse outside two poles for switching DC.*	600 VdcUse outside two poles for switching DC.*
Four-Wire (Four Blades)–600 Vac 600 Vdc
	30	HU461No knockouts are provided.*	HU461AWK*	HU461DS	RFK03L	Factory Included	10	10	20	20	25	30	10	15
	60	HU462No knockouts are provided.*	HU462AWK	HU462DS	RFK03H		20	20	40	50	50	60	10	30
	100	HU463No knockouts are provided.*	HU463AWK	HU463DS	RFK10		–	40	–	75	–	100	20	30
	200	HU464No knockouts are provided.*	HU464AWK	HU464DS	HRK1020		15	60	50	125	50	150	40	50
	400	–	CHU465AWK600 Vac only.*	–	HRK4060		–	–	–	–	–	350	–	–
Six-Wire (Six Blades)–600 Vac 600 Vdc
	30	–	HU661AWK	HU661DS	–	Factory Included	–	10	–	20	–	30	–	–
	60	–	HU662AWK	HU662DS	–		–	20	–	50	–	60	–	–
	100	–	HU663AWK	HU663DS	RFK10		–	40	–	75	–	75	–	–
	200	–	HU664AWK	HU664DS	HRK1020		–	60	–	125	–	150	–	–