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SiemensAir Circuit Breaker
Product Model

3WL1220-3EB66-4GN4-ZF12R21T40

Manufacturer

Siemens

Category

Air Circuit Breaker

Product ID

154721

In Stock
Last updated: 2025/4/21
View Specifications
Siemens 3WL1220-3EB66-4GN4-ZF12R21T40

Selling Points

  • 1Supports up to 2000 A with Icu=80kA at 500V.
  • 2Compliant with IEC 60068-2-30 for reliable operation in diverse environments.
  • 3Compatible with PROFINET IO, PROFIBUS DP, Modbus TCP, and Modbus RTU for seamless integration.
  • 4Suitable for incoming-feeder, distribution, tie, and outgoing-feeder circuit breakers in electrical installations.
  • 5Easy retrofitting of accessories like Electronic Trip Units (ETU), ground-fault modules, and rating plugs.
Product Details
3WL1220-3EB66-4GN4-ZF12R21T40
Siemens

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1220-3EB66-4GN4-ZF12R21T40

Specifications may be subject to change without notice