Specification	IDSR300.X

Applications	Electrical, Industrial
Approval Agency	UL, CSA, CE
Breaking Capacity @ Rated Voltage	20 kA, 200 kA
Class	RK5
Current Rating (Amps)	300 A
Fuse Type	Cartridge
Mounting Type	Requires Holder
Package / Case	Cylindrical, Blade Terminals
Response Time	Slow Blow
Size / Dimension [custom]	193.7 mm
Size / Dimension [custom]	7.626 in
Size / Dimension [diameter]	2.594 in
Size / Dimension [diameter]	65.9 mm
Voltage Rating - AC	600 VAC
Voltage Rating - DC	600 V

IDSR300 Series

FUS 600VAC/DC T/D IND RK5 300A

Part	Voltage Rating - DC	Breaking Capacity @ Rated Voltage	Package / Case	Current Rating (Amps)	Voltage Rating - AC	Applications	Fuse Type	Size / Dimension [diameter]	Size / Dimension [custom]	Size / Dimension [diameter]	Size / Dimension [custom]	Response Time	Approval Agency	Mounting Type	Class
Littelfuse/Commercial Vehicle Products IDSR300.X	600 V	20 kA 200 kA	Cylindrical Blade Terminals	300 A	600 VAC	Electrical Industrial	Cartridge	2.594 in	193.7 mm	65.9 mm	7.626 in	Slow Blow	CE CSA UL	Requires Holder	RK5

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

General part information

IDSR300 is a Class RK5 fuse with an ampere rating of 300 and knife-blade-style construction.

Technical documentation and resources