Siemens SIRIUS 3RU2 Thermal Overload Relay 1NO + 1NC, 1.1 → 1.6 A F.L.C, 1.6 A Contact Rating, 0.55 kW, 3P,

This thermal overload relay is essential for providing electrical overload protection to motors, preventing damage from overheating. It ensures consistent operation within automation systems and is vital for safeguarding motors operating within the 1.1 to 1.6 A range, thereby enhancing efficiency in various industrial settings.

• Automatic reset function reduces downtime during operation
• Includes dual configurations with 1NO + 1NC contacts
• Supports voltages up to 690 V AC for a range of Applications
• Compact design with a width of 45mm optimises space
• Direct mounting provides stability for secure installation
• Utilises screw terminals for straightforward wiring and connectivity

• Protects motors in assembly lines
• Suitable for use in HVAC systems
• Prevents overheating in industrial machinery
• Ideal for conveyor systems requiring thermal protection

The operating temperature range is from -40 to +70°C, accommodating various environmental conditions.

Yes, it is compatible with a variety of motor types that fall within the specified current rating.

The device automatically resets once a fault condition is cleared, enabling operation to resume without manual intervention.

It features screw terminals, ensuring secure and reliable connections in the wiring setup.

Siemens Sirius Range Contactor & Control Relays