3US5540-2A

Product ID:112601
Updated: 2026/7/2
Siemens 3US5540-2A

Key Features

  • 1Ensure reliable protection by detecting overloads in industrial equipment.
  • 2Apply versatilely for 3TS33/34 AUX contacts in various settings.
  • 3Integrate easily with a compact 54x92x146 mm design.
  • 4Achieve high accuracy with 10 A tripping class for precise detection.
  • 5Meet compliance standards including eClass and ETIM classifications.

Need price and lead time?

Request a quote for original Siemens 3US5540-2A. Tell us your required quantity.

It only takes 1 minute — get your quotation and delivery time.
Quote within 24h
100% Original Siemens
Global Delivery
No Spam · Secure

Need a quote? Enter your quantity and get pricing fast.

Qty

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Operating Ambient Temperature
-40~+70°C
Operating Altitude
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
10-16A
Rated Current (AC-3)
Max S1 size 32A
Product Series
3US5/6 Series
Lifecycle
Delivery Release (PM300)
Country of Origin
China
ECCN
N
AL
N
Model Number
3US5540-2A

Specifications may be subject to change without notice

Still deciding on 3US5540-2A?

Our engineers can confirm stock, price, and lead time for this Siemens part.

Get a no-obligation quote in 1 minute.

Chat with us