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SiemensAir Circuit Breaker
Product Model

3WL1240-2NB77-4GA4-ZF12F37R21T40

Manufacturer

Siemens

Category

Air Circuit Breaker

Product ID

167685

In Stock
Last updated: 2025/5/20
View Specifications
Siemens 3WL1240-2NB77-4GA4-ZF12F37R21T40

Selling Points

  • 1Handles up to 4000A for robust electrical protection.
  • 2Built with a guide frame for long-lasting performance.
  • 3Rear connection vertical design simplifies setup.
  • 4Meets international standards for safety and efficiency.
  • 5Ensures safe operation with Icu=66kA at 500V.
Product Details
3WL1240-2NB77-4GA4-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
3WL1240-2NB77-4GA4-ZF12F37R21T40

Specifications may be subject to change without notice