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Siemens 3TB AC Contactor
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Siemens 3TB AC Contactor

Manufacturer: Siemens
Rated current：9A ~ 630A
Rated insulation voltage：690V ~ 1000V
Control voltage：24V-380V AC/DC
Rated operating voltage：up to 690V AC

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Product Description

The Siemens 3TB Series AC Contactors are reliable industrial devices for motor starting and load switching. They support currents from 9A to 630A and voltages up to 690V AC. With multiple coil voltage options and auxiliary contacts, they suit various industrial control applications.

Standard Features

 

  • Controls AC motor start and stop

  • Suitable for switching inductive and resistive loads

  • Multiple coil voltage options (AC/DC)

  • Provides auxiliary contacts for signaling and interlocking

  • Supports mechanical interlock to prevent misoperation

  • Works with overload protection for enhanced safety

  • Modular design for easy installation and maintenance

Technical Specifications

ModelContact CombinationCoil Voltage
3TB403NOAC 24V, AC 110V, AC 230V
3TB423NOAC 24V, AC 110V, AC 230V
3TB433NOAC 24V, AC 110V, AC 230V
3TB443NOAC 24V, AC 110V, AC 230V
3TB463NOAC 24V, AC 110V, AC 230V
3TB483NOAC 24V, AC 110V, AC 230V
3TB563NOAC 24V, AC 110V, AC 230V
3TB603NOAC 24V, AC 110V, AC 230V

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