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SiemensAir Circuit Breaker
Product Model

3WT8121-8UG04-5AF1-ZA01

Manufacturer

Siemens

Category

Air Circuit Breaker

Product ID

212430

In Stock
Last updated: 2025/5/13
View Specifications
Siemens 3WT8121-8UG04-5AF1-ZA01

Selling Points

  • 1Designed with electronic trip units (ETU) for outstanding performance and protection.
  • 2Two frame sizes cover applications from 400 A to 4000 A, with a breaking capacity up to 66 kA.
  • 3Includes door sealing frame for high protection (IP55), mechanical reclosing lockout, and signaling switches for overload and short-circuit tripping.
  • 4Easy to operate with unambiguous ON-OFF indicators and ready-to-close indicators with signaling switches.
  • 5Components like auxiliary releases and motorized operating mechanisms can be replaced or retrofitted to adapt to changing requirements.
Product Details
3WT8121-8UG04-5AF1-ZA01
Siemens

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
N
AL
N
Model Number
3WT8121-8UG04-5AF1-ZA01

Specifications may be subject to change without notice