3WL1220-3FB66-4GA4-ZC20K07R21T40U10

Product ID:116641
Updated: 2026/4/9
Siemens 3WL1220-3FB66-4GA4-ZC20K07R21T40U10

Key Features

  • 1Handle high currents up to 2000A at 690V for demanding applications. 2、Ensure reliable protection with an Icu rating of 66 kA at 500 volts. 3、Simplify installation and maintenance using the integrated guide frame. 4、Adapt to various system designs with versatile horizontal rear connections. 5、Meet strict IEC safety standards for guaranteed compliance and peace of mind.
Product Details
3WL1220-3FB66-4GA4-ZC20K07R21T40U10
Siemens

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1220-3FB66-4GA4-ZC20K07R21T40U10

Specifications may be subject to change without notice