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SiemensAir Circuit Breaker
Product Model

3WL1240-3FB77-4GA4-ZF12F37R21T40

Manufacturer

Siemens

Category

Air Circuit Breaker

Product ID

226470

In Stock
Last updated: 2025/4/30
View Specifications
Siemens 3WL1240-3FB77-4GA4-ZF12F37R21T40

Selling Points

  • 1High Current Rating: Supports up to 4000A for reliable power distribution.
  • 2IEC Compliance: Meets international standards for safety and performance.
  • 3Versatile Configuration: Available in 3-pole configuration with rear connection options.
  • 4Enhanced Safety: Features Icu=80kA at 500V for superior arc interruption.
  • 5Easy Installation: Designed with a guide frame for smooth and secure mounting.
Product Details
3WL1240-3FB77-4GA4-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
3WL1240-3FB77-4GA4-ZF12F37R21T40

Specifications may be subject to change without notice