3RU2126-4CB1

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$57.04
$57.04
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Overview of Siemens 3RU2126-4CB1

Buy genuine Siemens 3RU2126-4CB1 online for your automation system. This thermal overload relay is part of the Siemens Sirius series, designed for motor protection with an adjustable current range from 17 to 22 amps. It features a 3-pole design and is IEC rated, making it ideal for various industrial automation applications. The relay offers class 10 tripping for quick response under overload or phase failure conditions, ensuring motors are protected from damage effectively. With versatile mounting options including DIN rail or panel mounting, and connections via screw terminals, the 3RU2126-4CB1 blends reliability with flexibility for integration into factory control panels or motor starter systems.

Key Features of Siemens 3RU2126-4CB1

  • Adjustable current range: 17 to 22 amperes for tailored motor protection
  • Class 10 thermal tripping characteristic for fast and reliable overload detection
  • Manual or automatic reset options for flexible operation
  • 1 normally open (N.O.) and 1 normally closed (N.C.) auxiliary contact
  • Compatible with Siemens 3RT contactors to save space and simplify installation
  • Screw-type terminals for secure main and auxiliary circuit connections
  • Mounting options include DIN rail or direct panel screw mounting
  • Overload and phase failure protection by heating element and bimetal strip mechanism
  • Test slide and STOP function for practical operation and maintenance

Technical Specs of 3RU2126-4CB1

Explore Siemens 3RU2126-4CB1 specifications for detailed parameters to ensure system compatibility.

Parameter Value
Current range 17 - 22 A
Rated operating voltage (Ue) Up to 690 V AC
Trip class Class 10
Mounting type Stand-alone / DIN rail / panel screw
Auxiliary contacts 1 N.O. + 1 N.C.
Power rating for motor Up to 18.5 kW
Connection type Screw terminals
Dimensions (H x W x D) 97 mm x 45 mm x 95 mm

Applications / Use Case

This Siemens 3RU2126-4CB1 is commonly used in industrial automation worldwide. It is ideal for protecting motors in production line systems, factory control panels, and machine automation setups. The relay ensures motor safety by preventing overheating due to overloads or phase failures, crucial in manufacturing processes that demand reliable continuous operation.

Price & Availability

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3RU2126-4CB1

$57.04

  • ACHIEVING

    4.0

    average rating

  • With

    95%

    positive reviews

  • LESS THAN

    1%

    return rate

Does it come with a warranty?

Yes, All products are offered wth 1-Year warranty.

What is the condition of the product?

All products sold are New & Unused.

How fast is shipping?

All products are delivered within 2-8 business days depending on our stock location.

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