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3RT1045-1A
Siemens Contactor

Price: $349.00

Siemens Sirius 3RT1045-1A is a heavy-duty industrial motor starter contactor, suitable for starting 3-phase motors up to 30 HP @ 230 volts and 60 HP @ 460 volts. Auxiliary contacts can be front or side mounted. Plug-in overload relays are also available.

3RT Siemens Sirius Motor Starter Contactors

  • Catalog Number: 3RT1045-1A
  • Operating coil voltage: 24, 120, 208, 240, 480
  • Coil Power Consumption: Inrush: 300VA VA., Sealed: 21VA VA.
  • Maximum Wire Size: 2 x 1/0 AWG, 1 x 2/0 AWG
  • Auxiliary Contact Blocks
Siemens Products Contactor
Siemens 3RT1045-1A

3RT1045-1A Contactor Selection Chart:

Cont. Amps
3-Phase Motor
Horsepower
230V
460V
Coil
Voltage
Catalog Number
Price
105 
30 
60 
24 
105 
30 
60 
120 
105 
30 
60 
208 
105 
30 
60 
240 
105 
30 
60 
430 

Auxiliary Contact Blocks

Mechanical Interlocks - for 3RT102, 3RT103 and 3RT104

Description
Catalog Number
Price

front-mounted, uses
one front-mount slot

Side-mount, includes one
N.C. contact for each contactor

Dimensions

These units have track-mounting clips for 35mm DIN-rail as standard.
Front-mounted auxiliary contacts add an extra 49mm to the depth.
Side-mounted contacts add an extra 10mm to the side, per each block.

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