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SiemensAir Circuit Breaker
Product Model

3WL1120-4NB66-4GA4-ZF37K07R21T40

Manufacturer

Siemens

Category

Air Circuit Breaker

Product ID

144051

In Stock
Last updated: 2025/4/29
View Specifications
Siemens 3WL1120-4NB66-4GA4-ZF37K07R21T40

Selling Points

  • 1High Current Rating: Handles up to 2000A with a voltage range of 690V.
  • 2IEC Compliant: Meets international standards for electrical safety and performance.
  • 3Overcurrent Protection: Equipped with Icu=66kA at 500V for reliable protection.
  • 4Horizontal Rear Connection: Easy installation and maintenance with horizontal rear connection.
  • 5Durable Design: Built with a guide frame for long-lasting performance in demanding environments.
Product Details
3WL1120-4NB66-4GA4-ZF37K07R21T40
Siemens

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1120-4NB66-4GA4-ZF37K07R21T40

Specifications may be subject to change without notice