Mersen Class RK5 Fuse, 400 Amp, 250V, Ferraz Shawmut TR400R, TR400A, Tri-Onic Low Voltage Fuse.
- 250V 400A 8 5/8x2 1/10 TD
- Fuse Tri-Onic® 250V 400A Time-Delay Class RK5 TR Series
- UL listed to standard 248-12 File E2137
- CSA certified to standard C22.2 no. 248.12
- DC listed to UL standard 248 TRS only
- Tri-Onic TR-R current-limiting time-delay fuses are engineered for overcurrent protection of motors, transformers, service entrance equipment, feeders and branch-circuits. The time-delay characteristics of the TR-R safely handle harmless starting currents and inrush currents associated with today's motors and transformers.
- Ideal for Motor Circuits, Mains, Feeders, Brand Circuits, Transformers, Service Entrance Equipment, General-Purpose Equipment.