3WL1240-4FB77-4GA4-ZK07R21T40

Product ID:180464
Updated: 2026/7/10
Siemens 3WL1240-4FB77-4GA4-ZK07R21T40

Key Features

  • 1Deliver robust power with a high current rating up to 4000A.
  • 2Ensure reliable performance by meeting strict IEC standards.
  • 3Simplify maintenance using the durable guide frame for easy withdrawal.
  • 4Enable efficient installation with vertical rear connections.
  • 5Provide superior safety via a high interrupting capacity of 66kA at 500V.

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Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1240-4FB77-4GA4-ZK07R21T40

Specifications may be subject to change without notice

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