3WL1120-3NB66-4GS4-ZK07R21T40

Product ID:112284
Updated: 2026/4/8
Siemens 3WL1120-3NB66-4GS4-ZK07R21T40

Key Features

  • 1Handle high currents up to 2000A at 690V. 2、Ensure reliable protection with an Icu=55kA at 500V overcurrent release. 3、Apply in versatile AC50/60Hz industrial environments. 4、Simplify setup with rear horizontal connections. 5、Operate securely using the integrated guide frame for stability.
Product Details
3WL1120-3NB66-4GS4-ZK07R21T40
Siemens

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1120-3NB66-4GS4-ZK07R21T40

Specifications may be subject to change without notice