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SiemensAir Circuit Breaker
Product Model

3WL1240-2FB77-4GN4-ZF12F36R21T40

Manufacturer

Siemens

Category

Air Circuit Breaker

Product ID

188755

In Stock
Last updated: 2025/5/9
View Specifications
Siemens 3WL1240-2FB77-4GN4-ZF12F36R21T40

Selling Points

  • 1High Current Rating: Handles up to 4000A with IEC In=4000A to 690V.
  • 2Versatile Connection: Rear connection available in both vertical and horizontal configurations.
  • 3Enhanced Safety: Icu=66kA at 500V for reliable protection.
  • 4Easy Installation: Withdrawable design with guide frame for smooth operation.
  • 5Compliance: Meets IEC standards for size II applications.
Product Details
3WL1240-2FB77-4GN4-ZF12F36R21T40
Siemens

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1240-2FB77-4GN4-ZF12F36R21T40

Specifications may be subject to change without notice