3WL1240-3AA77-4GA4-ZC20C22R16R21T40

Product ID:159876
Updated: 2026/4/24
Siemens 3WL1240-3AA77-4GA4-ZC20C22R16R21T40

Key Features

  • 1Handle up to 4000A for reliable electrical system protection. 2、Meet international safety standards with full IEC compliance. 3、Apply across diverse industrial applications requiring size II protection. 4、Ensure quick shutdown with advanced overcurrent release technology. 5、Achieve long-lasting performance through durable, high-quality construction.
Product Details
3WL1240-3AA77-4GA4-ZC20C22R16R21T40
Siemens

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1240-3AA77-4GA4-ZC20C22R16R21T40

Specifications may be subject to change without notice