Products tagged with 'overload relays'

3RU1146-4KB0 OVERLOAD RELAYS The Siemens Sirius 3RU1146-4KB0 is an IEC rated thermal overload relay used for the protection of three-phase motors. SIRIUS overload relays reliably protect loads against overload, phase asymmetry and phase failure.

TH-N Series Thermal Overload Relays. Operating characteristics: The operating characteristics of a thermal overload relay represent its tripping time and response current, starting from a cold or hot state. Rated Current Can Be Set Easily The value of the rated current is displayed on a dial. Simply adjust the dial to the full-load current of the motor, and motor protection is assured. Auxiliary contact: 1NO+1NC Switching reset: Automatic reset and Manual Reset can be tripped manually by turning in the display lever. Operation temperature: -25 to 55°C