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SiemensThermal Relay
Product Model

3US6640-3E

Manufacturer

Siemens

Category

Thermal Relay

Product ID

122464

In Stock
Last updated: 2025/4/18
View Specifications
Siemens 3US6640-3E

Selling Points

  • 1High-Tripping Class: The 3US6640-3E features a tripping class of 10A for precise motor protection.
  • 2Wide Voltage Range: Compatible with rated control supply voltage and auxiliary operation supply voltage up to 380V.
  • 3Thermal Memory Function: Equipped with thermal memory function for enhanced reliability.
  • 4Compact Design: Ideal for use in various industrial settings due to its compact size.
  • 5High-Quality Construction: Built with high-quality materials and advanced technology for durability and performance.
Product Details
3US6640-3E
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
S10/S12 [3TS54/55/56]
Mounting Method
Plug-in Installation with Contactor
Specification
S10/S12
Load Class
CLASS 10
Current Setting Range
250-400A
Rated Current (AC-3)
Maximum 400A for S10/S12 Size
Product Series
3US5/6 Series
Lifecycle
Delivery Release (PM300)
Country of Origin
China
ECCN
N
AL
N
Model Number
3US6640-3E

Specifications may be subject to change without notice