3WL1220-3MB66-4GA4-ZF12R21T40

Product ID:138691
Updated: 2026/4/19
Siemens 3WL1220-3MB66-4GA4-ZF12R21T40

Key Features

  • 1Handle high currents up to 2000 A at 690 V. 2、Ensure safety with full IEC compliance. 3、Simplify installation via rear horizontal connections. 4、Provide reliable overcurrent protection at 66 kA Icu. 5、Adapt to various industrial settings using a guide frame.
Product Details
3WL1220-3MB66-4GA4-ZF12R21T40
Siemens

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1220-3MB66-4GA4-ZF12R21T40

Specifications may be subject to change without notice