3WL1220-3NB66-4GA4-ZK07R21T40

Product ID:226288
Updated: 2026/4/3
Siemens 3WL1220-3NB66-4GA4-ZK07R21T40

Key Features

  • 1Handle up to 2000A at 690V for robust power distribution. 2、Meet global standards with IEC certification for size II compatibility. 3、Protect circuits reliably using the ETU 25 LSI overcurrent release. 4、Simplify installation with a convenient rear connection design. 5、Enhance durability and reliability with a built-in guide frame.
Product Details
3WL1220-3NB66-4GA4-ZK07R21T40
Siemens

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1220-3NB66-4GA4-ZK07R21T40

Specifications may be subject to change without notice