3WL1120-4NG66-4GN4-ZF12F37R21T40

Product ID:198580
Updated: 2026/4/14
Siemens 3WL1120-4NG66-4GN4-ZF12F37R21T40

Key Features

  • 1Handle currents up to 2000A for demanding applications. 2、Ensure compatibility with systems from 690V. 3、Provide reliable protection with Icu=55kA at 500V overcurrent release. 4、Simplify installation using rear horizontal connection. 5、Enhance performance stability with a built-in guide frame.
Product Details
3WL1120-4NG66-4GN4-ZF12F37R21T40
Siemens

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1120-4NG66-4GN4-ZF12F37R21T40

Specifications may be subject to change without notice