Siemens 3RB Überlastrelais, / 4 to 16 A 1 Schließer/1 Öffner / 16 A, 79 mm x 45 mm

The Siemens SIRIUS 3RB series is a manual-automatic reset solid-state overload relay for inverse-time delayed protection of loads with normal and heavy starting against excessive temperature rises due to overload, phase unbalance or phase failure. It has a size S00. It can be mounted with contactor mounting. The type of electrical connection for main circuit and for auxiliary circuit is through screw-type terminal. Due to the wide current setting ranges and various tripping characteristics, complete series of motors are covered with just a few types. It has low heat loss which makes it energy-efficient and help to reduce the temperature rise in the control cabinet.Ambient operating temperature is -25 to +60 °C Operating frequency is 50 to 60 Hz Trip class is CLASS 10E