3WL1220-4NG76-4GA4-ZF37K07R21T40

Product ID:134313
Updated: 2026/4/18
Siemens 3WL1220-4NG76-4GA4-ZF37K07R21T40

Key Features

  • 1Handle currents up to 2000A with a 100kA interrupting capacity. 2、Ensure reliable operation in versatile Size II applications. 3、Simplify installation and maintenance with a withdrawable guide frame design. 4、Protect your system with a precise overcurrent release mechanism. 5、Meet global safety standards with full IEC compliance.
Product Details
3WL1220-4NG76-4GA4-ZF37K07R21T40
Siemens

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1220-4NG76-4GA4-ZF37K07R21T40

Specifications may be subject to change without notice