3US5540-1J

Product ID:142785
Updated: 2026/9/3
Siemens 3US5540-1J

Key Features

  • 1Ensure reliable 10A overload protection with tripping class 10A.
  • 2Integrate seamlessly with Siemens 3TS33/34 contactor systems.
  • 3Maximize control flexibility using 1 NO and 1 NC auxiliary contacts.
  • 4Save panel space with a compact and robust industrial design.
  • 5Meet strict industry standards for safety and operational performance.

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Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Operating Ambient Temperature
-40~+70°C
Operating Altitude
Up to 2000m
Rated Voltage
AC400V
Matching Contactor
S1 [3TS33/34]
Mounting Method
Plug-in Installation with Contactor
Specification
S1
Load Class
CLASS 10
Current Setting Range
6.3-10A
Rated Current (AC-3)
Max 32A for S1 Size
Product Series
3US5/6 Series
Lifecycle
Delivery Release (PM300)
Country of Origin
China
ECCN
N
AL
N
Model Number
3US5540-1J

Specifications may be subject to change without notice

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