3WT8121-7UN74-5AF1-ZA04

Product ID:175478
Updated: 2026/4/22
Siemens 3WT8121-7UN74-5AF1-ZA04

Key Features

  • 1Equip with electronic trip units for outstanding protection and reliability. 2、Cover a broad range from 400 A to 4000 A with breaking capacity up to 66 kA. 3、Include door sealing frame for high protection and signaling switches. 4、Replace or retrofit components like auxiliary releases with ease. 5、Feature an LCD display with backlight and test buttons for easy operation.
Product Details
3WT8121-7UN74-5AF1-ZA04
Siemens

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
N
AL
N
Model Number
3WT8121-7UN74-5AF1-ZA04

Specifications may be subject to change without notice