3WL1120-3NG66-4GN4-ZK07R21T40

Product ID:202538
Updated: 2026/7/6
Siemens 3WL1120-3NG66-4GN4-ZK07R21T40

Key Features

  • 1Achieve high current ratings up to 2000A at 690V.
  • 2Ensure reliable protection with an Icu of 55kA at 500V.
  • 3Simplify maintenance using the withdrawable design with guide frame.
  • 4Enable versatile rear horizontal connectivity.
  • 5Deploy in demanding AC50/60Hz industrial applications.

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Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1120-3NG66-4GN4-ZK07R21T40

Specifications may be subject to change without notice

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