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SiemensAir Circuit Breaker
Product Model

3WL1240-3FB77-4GA4-ZF36K07R21T40

Manufacturer

Siemens

Category

Air Circuit Breaker

Product ID

131467

In Stock
Last updated: 2025/4/23
View Specifications
Siemens 3WL1240-3FB77-4GA4-ZF36K07R21T40

Selling Points

  • 1High current rating up to 6300 A (AC) and 4000 A (DC) .
  • 2Modular design with easy retrofitting of communication components .
  • 3Climate-proof according to IEC 60068-2-30, suitable for various environments .
  • 4Comprehensive accessories including Electronic Trip Units (ETU) and ground-fault modules .
  • 5Compatible with PROFINET IO, PROFIBUS DP, Modbus TCP, and Modbus RTU for advanced communication .
Product Details
3WL1240-3FB77-4GA4-ZF36K07R21T40
Siemens

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1240-3FB77-4GA4-ZF36K07R21T40

Specifications may be subject to change without notice