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SiemensThermal Relay
Product Model

3US5840-2B

Manufacturer

Siemens

Category

Thermal Relay

Product ID

172863

In Stock
Last updated: 2025/4/19
View Specifications
Siemens 3US5840-2B

Selling Points

  • 1The 3US5840-2B features a tripping class of 10 A, ensuring accurate overload detection.
  • 2Designed to protect motors from overloads, this relay provides reliable operation in industrial settings.
  • 3With a size 4 configuration, it fits seamlessly into various control systems.
  • 4Equipped with 1 NO + 1 NC contacts for efficient and durable operation.
  • 5Meets export control regulations and is compliant with industry standards like RoHS and REACH.
Product Details
3US5840-2B
Siemens

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

ParameterValueParameterValue
Operating Ambient Temperature
-40~+70°C
Operating Altitude
2000m
Rated Voltage
AC400V
Matching Contactor
S3/S4 [3TS47/48/49/50]
Mounting Method
Plug-in Installation with Contactor
Specification
S3/S4
Load Class
CLASS 10
Current Setting Range
12.5-20
Rated Current (AC-3)
S3/S4 Size up to 105A
Product Series
3US5/6 Series
Lifecycle
Delivery Release (PM300)
Country of Origin
China
ECCN
N
AL
N
Model Number
3US5840-2B

Specifications may be subject to change without notice