3WL1240-3AA77-4GA4-ZR16R21T40

Product ID:143869
Updated: 2026/4/21
Siemens 3WL1240-3AA77-4GA4-ZR16R21T40

Key Features

  • 1Handle up to 4000A current for demanding power distribution. 2、Connect easily with versatile rear options for flexible installation. 3、Protect circuits reliably with an 80kA breaking capacity at 500V. 4、Simplify maintenance using the integrated guide frame design. 5、Ensure compliance by meeting all relevant IEC standards for applications.
Product Details
3WL1240-3AA77-4GA4-ZR16R21T40
Siemens

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1240-3AA77-4GA4-ZR16R21T40

Specifications may be subject to change without notice