3WL1120-3NB66-4GA4-ZK07R21T40

Product ID:124433
Updated: 2026/4/14
Siemens 3WL1120-3NB66-4GA4-ZK07R21T40

Key Features

  • 1Deliver high current capacity up to 2000A for demanding applications. 2、Ensure reliable protection with an overcurrent release rated Icu=55kA at 500V. 3、Simplify maintenance using a durable guide frame for easy withdrawal. 4、Fit 3-pole applications in size I configurations seamlessly. 5、Secure installation with a horizontal rear connection flange.
Product Details
3WL1120-3NB66-4GA4-ZK07R21T40
Siemens

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1120-3NB66-4GA4-ZK07R21T40

Specifications may be subject to change without notice