3WT8121-7UN74-5AH1

Product ID:159235
Updated: 2026/4/24
Siemens 3WT8121-7UN74-5AH1

Key Features

  • 1Cover a broad 400 A to 4000 A range with a 66 kA breaking capacity. 2、Enhance safety with door sealing frame and IP55 cover protection. 3、Combine modular components for easy adaptation to changing requirements. 4、Utilize advanced ETUs with LSI protection and clear LCD display. 5、Simplify planning and operation with user-friendly accessories.
Product Details
3WT8121-7UN74-5AH1
Siemens

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
N
AL
N
Model Number
3WT8121-7UN74-5AH1

Specifications may be subject to change without notice