3WL1240-2AA77-4GA4-ZR21R55T40

Product ID:179530
Updated: 2026/4/21
Siemens 3WL1240-2AA77-4GA4-ZR21R55T40

Key Features

  • 1Handle high current ratings up to 4000A for demanding applications. 2、Ensure reliable operation with an Icu rating of 66kA at 500V. 3、Install vertically or horizontally using versatile rear connection options. 4、Meet IEC standards for size II applications ensuring global compliance. 5、Enhance safety with integrated overcurrent release for protection.
Product Details
3WL1240-2AA77-4GA4-ZR21R55T40
Siemens

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1240-2AA77-4GA4-ZR21R55T40

Specifications may be subject to change without notice