Littelfuse EL731-00-10 is a conformally coated product with a frequency range of 0-6000 Hz. It features a 3 Form C relay contact configuration and fail-safe/non-fail-safe operation. The device numbers supported are 38, 49, 50G, 50N, 51G, 51N, and 79G. It supports front-panel switch/remote N.O. contact reset and comes with standard harmonic filtering. The trip time range is 0.05 to 2.00 seconds. It is suitable for solidly grounded AC/DC and resistance grounded AC systems. It supports both 120V and 240V AC/DC supply voltages. The reset type options include latching trip and non-latching alarm. It has no communication capabilities. The trip level range is 0.03 to 5.00A. It supports a single PTC/RTD temperature sensor configuration and can be mounted on DIN panels or surfaces.