3WL1220-4MB66-4GA4-ZA05K07R21T40

Product ID:134374
Updated: 2026/4/18
Siemens 3WL1220-4MB66-4GA4-ZA05K07R21T40

Key Features

  • 1Handle up to 2000A current and 690V voltage for demanding industrial loads. 2、Ensure reliable protection with a high 100kA breaking capacity at 500V rear connection. 3、Simplify installation and maintenance using the integrated guide frame design. 4、Meet global IEC standards for compliance and versatile application compatibility. 5、Enhance system safety with advanced overcurrent release mechanisms.
Product Details
3WL1220-4MB66-4GA4-ZA05K07R21T40
Siemens

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1220-4MB66-4GA4-ZA05K07R21T40

Specifications may be subject to change without notice