Product Model

3WL1240-3MB77-4GA4-ZF12R21T40

In Stock
Last updated: 2025/4/21
Siemens 3WL1240-3MB77-4GA4-ZF12R21T40

Selling Points

  • 1High Current Rating: Handles up to 4000 A with a high Icu rating of 80 kA at 500 V.
  • 2Modular Design: Easily adaptable with retrofittable modules for Electronic Trip Units and other accessories.
  • 3Climate-Proof: Compliant with IEC 60068-2-30 for climate-proof operation.
  • 4Advanced Communication: Compatible with PROFINET IO, PROFIBUS DP, Modbus TCP, and Modbus RTU for seamless integration.
  • 5Versatile Applications: Suitable for use in non-residential buildings, residential buildings, and industrial settings.
Product Details
3WL1240-3MB77-4GA4-ZF12R21T40
Siemens

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1240-3MB77-4GA4-ZF12R21T40

Specifications may be subject to change without notice