Littelfuse, Inc. Monitor - Relay Output ECSL40BH

The ECSL40BH is a single-phase AC current sensor for undercurrent monitoring, designed for 120VAC operation with a trip point range of 0.5 to 5A and a trip delay of 0.5 to 50s, with a 6s sensing delay on startup. It features a built-in toroidal sensor, an isolated 10A SPDT relay output, and surface mount termination using two #6 screws. The unit is encapsulated, measures 88.9 mm high, 63.5 mm wide, and 44.5 mm deep, and operates from -40°C to 60°C. It supports peak detection with a frequency range of 45 to 500 Hz and has an input voltage tolerance of -20% to +10% for 120VAC.