3RT2036-1NB34-3MA0 SIEMENS

The 3RT2036-1NB34-3MA0 is a high-performance power contactor from Siemens, designed for switching electrical loads in various applications. It is suitable for AC-3 duty, with a rated operational current of 50 A and a power rating of 22 kW at 400 V. This 3-pole contactor features an integrated auxiliary contact block with 2 normally open (NO) and 2 normally closed (NC) contacts, enhancing its versatility in control circuits. The contactor operates with a wide control voltage range of 20-33 V AC/DC, providing flexibility in power supply options. An integrated varistor offers surge suppression, protecting the coil from voltage spikes and extending the lifespan of the device. The 3RT2036-1NB34-3MA0 is size S2, making it compact and suitable for installation in space-constrained environments. It utilizes screw terminals for secure and reliable electrical connections. The captive auxiliary switch ensures that the auxiliary contacts are always correctly positioned. This contactor is ideal for motor control, lighting, and other industrial applications requiring reliable switching performance.