Siemens Overload Relay NO/NC (Auxiliary), 40 A, 40 A. Pole Configuration: 3P. Range: Sirius Innovation. Contact Voltage Rating: 690 V. Mounting Style: Direct Mount. Series: 3RU2. Number Of Auxiliary Contacts: 2. Terminal Type: Screw. Reset Method: Automatic, Manual. Length: 55mm. Depth: 104.2mm. Width: 76.5mm. Maximum Operating Temperature: +70°C. MPN: 3RU2136-4FB0