INDCTL Logo
SiemensAir Circuit Breaker
Product Model

3WL1240-2CB77-4GN4-ZK07R21R55T40

Manufacturer

Siemens

Category

Air Circuit Breaker

Product ID

182226

In Stock
Last updated: 2025/5/8
View Specifications
Siemens 3WL1240-2CB77-4GN4-ZK07R21R55T40

Selling Points

  • 1High current capacity: 4000A to 690V.
  • 2Reliable operation: AC50/60Hz, Icu=66kA at 500V rear terminals.
  • 3Compliance with IEC standards: Size II, 3-pole, horizontal rear connection.
  • 4Versatile application: Suitable for various industrial settings.
  • 5Enhanced safety: Overcurrent release for secure operation.
Product Details
3WL1240-2CB77-4GN4-ZK07R21R55T40
Siemens

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1240-2CB77-4GN4-ZK07R21R55T40

Specifications may be subject to change without notice