Siemens Control Relay 3NO, 22 A, 40 A, 230 V ac. Pole Configuration: 3P. Range: Sirius Innovation. Contact Voltage Rating: 690 V. Mounting Style: DIN Rail Mount, Snap On. Series: 3RT2. Terminal Type: Screw. Length: 45mm. Width: 140.7mm. Depth: 85mm. Minimum Operating Temperature: -25°C. MPN: 3RT2026-1AL24-3MA0