3WL1120-3NG66-4GA4-ZF37K07R21T40

Product ID:197177
Updated: 2026/4/15
Siemens 3WL1120-3NG66-4GA4-ZF37K07R21T40

Key Features

  • 1Handle currents up to 2000 A at 690 V for demanding applications. 2、Ensure superior protection with an Icu rating of 66 kA at 500 V. 3、Connect easily via rear horizontal connection with a connecting flange. 4、Simplify maintenance with a durable, withdrawable circuit breaker design. 5、Meet IEC standards and REACH regulations for compliance assurance.
Product Details
3WL1120-3NG66-4GA4-ZF37K07R21T40
Siemens

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1120-3NG66-4GA4-ZF37K07R21T40

Specifications may be subject to change without notice