The Eaton Cutler-Hammer S811+N37N3S soft starter is part of a series of motor protection and control devices that are designed to control an induction motor with the safest possible features that enable it to achieve its goals for efficient and safe operations. The Eaton S811+N37N3S soft starter is an open soft starter that has a voltage range of 200 and 600 Volts AC and that can be used with 3-phase motors that require controlled starting and stopping processes. The Eaton Cutler-Hammer S811+N37N3S soft starter can reach a current rating of 370 Amps and it can operate with a temperature range of -30 to 70 degrees Celsius and in a place with an altitude of up to 2000 meters without any derating in the operating specifications.

The Eaton Cutler-Hammer S811+N37N3S soft starter comes with different functions such as a pump control option, an analog input, and a digital interface. It also has a cloning feature and a kilowatt and power factor measurement that helps the users to estimate the amount of power that is used. The Eaton Cutler-Hammer S811+N37N3S starter does not include any additional features as standard options, but custom features can be ordered and if the starter and its future motor are compatible with these features, they can be included without any inconvenience. The soft starter needs to be mounted in a clean area, always leaving clearances on each side so it can release heat properly and to avoid overheating. It comes with an IP 20 enclosure that provides protection against contact with external particles.