3WL1220-4FG66-4GA4-ZA05K07R21T40

Product ID:142411
Updated: 2026/4/20
Siemens 3WL1220-4FG66-4GA4-ZA05K07R21T40

Key Features

  • 1Handle high currents up to 5000 A for demanding applications. 2、Configure as a 3-pole breaker rated up to 690 V AC. 3、Achieve a breaking capacity of 100 kA at 500 V for reliable protection. 4、Simplify installation with a rear horizontal connection design. 5、Ensure durability using a robust slide-in module frame.
Product Details
3WL1220-4FG66-4GA4-ZA05K07R21T40
Siemens

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1220-4FG66-4GA4-ZA05K07R21T40

Specifications may be subject to change without notice