Siemens SIRIUS 3RU2 Thermal Overload Relay 1NO + 1NC, 9 → 12.5 A F.L.C, 12.5 A Contact Rating, 5.5 kW, 3P, SIRIUS

Are current spikes stopping your electric motor short? Pick this overload relay from Siemens to protect your equipment against excess voltage. An FLC rating between 9 and 12.5A makes it a versatile option and, as it has three poles, it safeguards multiple circuits at once. You can choose between manual or automatic resetting, thanks to a handy selector switch. The unit has compact dimensions of 87 (L) x 45 (W) x 73mm (D) and installation is straightforward as you mount it directly onto a contactor in any position. Pick this hardy component for your marine, medical and industrial operations.

• IP20-rated housing is touch-proof for user safety
• Performs without a glitch in challenging temperatures between -40°C and +70°C
• 5.5kW rating makes this an energy-efficient option

This component has a thermal overload release, or bimetallic plate, which opens the contacts to disrupt the flow of electricity when excess current passes over it. This process disconnects the power to prevent damage and improve safety.

The device has screw terminals, so you get a secure connection that won't wobble loose under vibration.