Siemens SIRIUS 3RN2 Relé térmico de sobrecarga 0,7-1,0 A classe 10 S00 terminais de parafuso 3RN2010-1BW30

With a current setting range of 0.7 to 1.0 A and trip class 10, this thermal overload relay protects motors against overload and phase failure. It is part of the SIRIUS 3RN2 series and fits size S00 contactors.

Overview

The Siemens 3RN2010-1BW30 is a 3-pole thermal overload relay for motor protection. It offers a manual/automatic reset function and has 1 NO + 1 NC auxiliary contacts. The relay is designed for screw mounting or DIN rail (35 mm) installation and uses screw terminals for secure connections.

What stands out

• Wide operating temperature range from -25 to +60 °C
• High rated insulation voltage of 690 V
• Rated impulse withstand voltage of 6 kV
• Compact size S00 for space-saving installation

Technical details

• Current setting range: 0.7 - 1.0 A
• Trip class: CLASS 10
• Auxiliary contacts: 1 NO + 1 NC
• Rated insulation voltage (Ui): 690 V
• Rated operational voltage (Ue): up to 690 V AC
• Mounting: screw mounting / DIN rail (35 mm)
• Connection: screw terminals
• Protection class: IP20
• Number of poles: 3

Our verdict

A reliable thermal overload relay for motor protection in industrial applications, offering precise current settings and robust design.