3WL1240-3AA77-5FA4-ZC20R16R21T40

Product ID:131384
Updated: 2026/4/7
Siemens 3WL1240-3AA77-5FA4-ZC20R16R21T40

Key Features

  • 1Handle currents up to 4000A for demanding applications. 2、Utilize rear connectivity for streamlined horizontal installation. 3、Ensure reliable protection with an Icu rating of 80kA at 500V. 4、Maximize panel space with a compact, size II design. 5、Meet international safety standards with full IEC compliance.
Product Details
3WL1240-3AA77-5FA4-ZC20R16R21T40
Siemens

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1240-3AA77-5FA4-ZC20R16R21T40

Specifications may be subject to change without notice