Siemens 3RU1116-1AB1 Overload Relay, 600V 1.1-1.6 AMP Size S00

The Siemens 3RU1116‑1AB1 is a compact thermal overload relay designed to protect electric motors from damage due to overload or phase failure, engineered for direct mounting to Siemens contactors and reliable operation in industrial motor control applications. Manufacturer: Siemens Manufacturer country: Germany Product type: Thermal overload relay Model number: 3RU1116‑1AB1 Product family: SIRIUS Frame size: S00 Function: Motor overload protection Rated operational voltage (Ue): Up to 600 VAC Frequency: 50/60 Hz Adjustable current range: 1.1–1.6 A Trip class: Class 10 Overload protection type: Thermal, bimetallic Phase failure sensitivity: Yes Reset type: Manual and automatic selectable Reset mechanism: Front STOP / RESET pushbutton Auxiliary contacts: 1 NO + 1 NC Mounting type: Direct mounting to Siemens contactors or standalone with adapters Connection type: Screw terminals Main circuit terminals: 3‑pole Control circuit terminals: Auxiliary contact terminals Degree of protection: IP20 Operating temperature range: −20 °C to +60 °C Storage temperature range: −40 °C to +80 °C Housing material: Flame‑retardant thermoplastic Certifications: CE, UL, CSA Standards compliance: IEC 60947‑4‑1, IEC 60947‑5‑1 Application use: Motor starters, industrial machinery, motor control panels, automation systems