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SiemensAir Circuit Breaker
Product Model

3WL1240-4FB77-4GA4-ZF37K07R21T40

Manufacturer

Siemens

Category

Air Circuit Breaker

Product ID

143753

In Stock
Last updated: 2025/4/28
View Specifications
Siemens 3WL1240-4FB77-4GA4-ZF37K07R21T40

Selling Points

  • 1High Current Capacity: Handles up to 4000A.
  • 2Versatile Voltage Range: Compatible with 690V AC50/60Hz.
  • 3Enhanced Safety Features: Icu=100kA at 500V for reliable overcurrent protection.
  • 4Flexible Installation Options: Rear connection vertical for easy setup.
  • 5Compliance with International Standards: Meets IEC specifications for global use.
Product Details
3WL1240-4FB77-4GA4-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
3WL1240-4FB77-4GA4-ZF37K07R21T40

Specifications may be subject to change without notice