Direct starter failsafe, 3RM1, 500V, 0.55 - 3kW, 1.6 - 7A, AC 110-230 V, screw connection Direct starter failsafe SIRIUS 3RM1 for operational switching of three-phase motors. Narrow width, multifunctional, with electronic overload protection, durable and energy-efficient hybrid switching technology, low device variance due to wide setting range, easy installation due to less wiring effort, fast error diagnosis using LED display, innovative housing concept e.g. with labeled cover flaps and removable connection terminals. Available as a direct or reversing starter with optional ATEX certification and safety-related shutdown, with various motor current ranges, supply voltage types and connection technologies. Extensive accessories such as device connectors, fuse modules, feed-in systems or sealable covers round off the system. Get started in the tightest of spaces - SIRIUS motor starters 3RM1.