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SiemensAir Circuit Breaker
Product Model

3WL1120-4FB76-4GA4-ZF12F37R21T40

Manufacturer

Siemens

Category

Air Circuit Breaker

Product ID

138044

In Stock
Last updated: 2025/5/7
View Specifications
Siemens 3WL1120-4FB76-4GA4-ZF12F37R21T40

Selling Points

  • 1Handles up to 2000 A with a voltage rating of 690 V AC.
  • 2Compliant with IEC 60068-2-30 for climate-proof operation.
  • 3Easily retrofittable modules for Electronic Trip Units and other accessories.
  • 4Compatible with PROFINET IO, PROFIBUS DP, Modbus TCP, and Modbus RTU for seamless integration.
  • 5Suitable for incoming-feeder, distribution, tie, and outgoing-feeder circuit breakers in various electrical installations.
Product Details
3WL1120-4FB76-4GA4-ZF12F37R21T40
Siemens

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1120-4FB76-4GA4-ZF12F37R21T40

Specifications may be subject to change without notice