3RT2035-1NB30
3RT2035-1NB30

3RT2035-1NB30

Siemens
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Siemens 3RT2035-1NB30 is a 3-pole motor contactor designed for reliable motor control and switching in industrial automation systems. It supports a rated current of 40 A and operates with a 20-33 V AC/DC coil voltage at 50/60 Hz, enabling motor switching up to 18.5 kW at 400 V and 30 HP at 460 V. The SIRIUS S2 frame contactor features 1 normally open and 1 normally closed auxiliary contact, an integrated varistor for coil protection, and mounts on a standard 35 mm DIN rail using screw terminals for secure wiring. It is IEC rated for AC-3e/AC-3 utilization categories, ensuring compliance with international standards for motor starting and switching. This contactor is typically used in motor control centers, conveyor systems, pumps, and other heavy-duty industrial machinery requiring reliable and efficient power management.

Key Features & Specifications
  • Type: Contactor
  • Manufacturer: Siemens
  • Rated current: 40 A
  • Poles: 3
  • Coil voltage: 20-33 V AC/DC, 50/60 Hz
  • Motor power rating: 18.5 kW at 400 V, 30 HP at 460 V
  • Auxiliary contacts: 1 NO + 1 NC
  • Frame size: S2
  • Mounting type: 35 mm DIN rail
  • Terminal type: Screw terminals
  • Integrated varistor for coil protection
  • IEC rated for AC-3e/AC-3 utilization category
  • Weight: 0.91 lb


Siemens 3RT2035-1NB30 - Contactor 40A 20-33V AC/DC (SIRIUS S2 Frame)