Siemens Power relay, screw, 3-pole, 4NO, 24VDC, 4kWProduct Overview Power relay designed for AC 3 applications, delivering 8. 4 A switching capacity at 4 kW 400 V. This 3 pole relay operates with 24 V DC coil voltage and features 1 NO auxiliary contact with screw terminal connections. Key Features The 3TG10 power relays are engineered for applications requiring small, low noise relays or miniature contactors. These units are ideal for simple controllers and applications that do not require an overload