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SiemensAir Circuit Breaker
Product Model

3WL1212-4MB66-4GA4-ZF12F37R21T40

Manufacturer

Siemens

Category

Air Circuit Breaker

Product ID

220213

In Stock
Last updated: 2025/5/5
View Specifications
Siemens 3WL1212-4MB66-4GA4-ZF12F37R21T40

Selling Points

  • 1High Current Rating: Handles up to 1250A for reliable power distribution.
  • 2Dual-Hole Connection: Provides secure top/bottom dual-hole front connections.
  • 3Overcurrent Release: Ensures safe operation with Icu=100kA at 500V.
  • 4Flexible Installation: Suitable for both fixed and withdrawable applications.
  • 5Compliance with IEC Standards: Meets IEC In=1250A to 690V, AC50/60Hz specifications.
Product Details
3WL1212-4MB66-4GA4-ZF12F37R21T40
Siemens

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1212-4MB66-4GA4-ZF12F37R21

Specifications may be subject to change without notice