3WL1240-4FB77-4GN4-ZF35R21T40

Product ID:127400
Updated: 2026/4/6
Siemens 3WL1240-4FB77-4GN4-ZF35R21T40

Key Features

  • 1Handle up to 4000A current with a 690V voltage range. 2、Meet international safety standards with full IEC compliance. 3、Ensure easy withdrawal and installation via guide frame design. 4、Simplify wiring with a convenient horizontal rear connection. 5、Offer reliable protection with a high 66kA Icu at 500V.
Product Details
3WL1240-4FB77-4GN4-ZF35R21T40
Siemens

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1240-4FB77-4GN4-ZF35R21T40

Specifications may be subject to change without notice