• Siemens auxiliary contactor 3 NO + 1 NC 24V DC 10A
  • Siemens auxiliary contactor 3 NO + 1 NC 24V DC 10A

Siemens auxiliary contactor 3 NO + 1 NC 24V DC 10A 3RH21312BB40

€37.20
Tax included

Siemens Auxiliary Contactor is designed to provide reliable management of electrical circuits, enabling remote opening and closing of electrical contacts in industrial and automation systems, with the following features:

  • Contact configuration: 3 NO + 1 NC

  • Control voltage: 24V DC

  • Maximum current: 10A (AC-12)

  • Mounting: Screw or snap-on on 35mm DIN rail

  • Electrical connection: Spring clamp terminals

  • Compact dimensions: 70×45×73mm

  • Strength and durability: Designed for industrial environments

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Siemens Contactor: Reliability and Safety for Every Application

Operation and Applications of the Siemens Contactor

The Siemens contactor is an ideal device for remote control of electrical circuits. Its main function is to open or close electrical contacts, managing devices and loads without having to operate directly on the power circuit.

Reliability and Safety in Electrical Installations

Designed according to IEC 17-3 standards, this contactor provides high operational safety. It supports an insulation voltage of up to 690V and a rated impulse withstand voltage of 6kV, ensuring overvoltage protection.

Sirius Auxiliary Contactor: Compact, Efficient and Performing

Compact Structure and Versatile Installation

With its S00 construction size, the contactor is compact and easy to install. It can be screw-mounted or mounted on 35mm DIN rail, easily adapting to electrical panels and industrial automation systems.

Energy Efficiency and High Performance

With a coil pull and hold power of only 4W, the contactor ensures low power consumption operation, making it ideal for continuous and reliable industrial applications.

Siemens Contactor Technical Specifications

FeatureValue
Contactor construction size S00
Contact configuration 3 NO + 1 NC
Control voltage 24V DC
Rated current (AC-12) 10A
Isolation voltage 690V
Impulse withstand voltage 6kV
Mounting Screw or 35mm DIN rail
Connection Spring clamp terminals
Operating temperature -25°C / +60°C
Maximum installation altitude 2000m
Pollution degree 3
Mounting position with mounting surface Vertical rotatable to ±180°
Tiltable to ±22.5° forward and backward
Height 70 mm
Width 45 mm
Depth 73 mm

  • Brand
  • Reference
    SIE 3RH21312BB40
  • In stock
    31 Items
  • EAN13
    4011209828100

  • Type
    Contactors
  • Voltage
    24V
  • Poles
    3P+N
  • Amps
    10A

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