3WL1240-2MB77-4GA4-ZF12F37R21T40

Product ID:166261
Updated: 2026/7/13
Siemens 3WL1240-2MB77-4GA4-ZF12F37R21T40

Key Features

  • 1Handle up to 4000A with IEC In=4000A to 690V.
  • 2Utilize a withdrawable design with guide frame for easy installation.
  • 3Achieve robust protection with Icu=66kA at 500V.
  • 4Connect via rear vertical connection for enhanced usability.
  • 5Withstand AC50/60Hz frequencies for reliable operation.

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Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1240-2MB77-4GA4-ZF12F37R21T40

Specifications may be subject to change without notice

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