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SiemensAir Circuit Breaker
Product Model

3WL1240-4CB77-4GA4-ZK07R21T40

Manufacturer

Siemens

Category

Air Circuit Breaker

Product ID

219479

In Stock
Last updated: 2025/5/7
View Specifications
Siemens 3WL1240-4CB77-4GA4-ZK07R21T40

Selling Points

  • 1High Current Rating: Handles up to 4000A with IEC In=4000A to 690V.
  • 2Versatile Connectivity: Rear connection available in both horizontal and vertical configurations.
  • 3Enhanced Safety: Icu=66kA at 500V for reliable arc interruption.
  • 4Durable Design: Constructed with a guide frame for easy withdrawal and reinsertion.
  • 5Compliance Standards: Meets IEC standards for industrial electrical distribution systems.
Product Details
3WL1240-4CB77-4GA4-ZK07R21T40
Siemens

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1240-4CB77-4GA4-ZK07R21T40

Specifications may be subject to change without notice