Siemens SIRIUS 3RU2 Thermal Overload Relay, 6.3 A F.L.C, 6.3 A Contact Rating, 2.2 kW, 3 kW, 4 kW, 690 Vac, 3P, SIRIUS

This thermal overload relay effectively protects industrial motors, optimising performance while safeguarding against overload conditions. Its compact dimensions of 45mm width, 70mm depth, and 76mm length allow for efficient operation in temperature ranges from -40 to +70°C. The relay includes both manual and automatic reset functions, making it suitable for various applications.

• Supports motor current ratings from 4.5A to 6.3A
• Automatic reset function enhances convenience
• Contact voltage rating up to 690V for compatibility
• Thermal overload protection ensures longevity
• Designed for 3-phase applications, providing robust protection

• Protects electric motors in industrial settings
• Ideal for requiring reliable overload protection
• Utilised in direct contactor configurations for streamlined control
• Suitable for environments with varying temperature conditions

Yes, it operates effectively in environments up to 70°C.

Yes, it allows flexible mounting in various orientations.

Yes, it is designed to protect both main and auxiliary circuits.

Yes, it is specifically designed for 3-phase applications.