3WL1240-2MB77-4GA4-ZF12F37R21T40

Product ID:166261
Updated: 2026/4/24
Siemens 3WL1240-2MB77-4GA4-ZF12F37R21T40

Key Features

  • 1Handle up to 4000A with IEC In=4000A to 690V. 2、Utilize a withdrawable design with guide frame for easy installation. 3、Achieve robust protection with Icu=66kA at 500V. 4、Connect via rear vertical connection for enhanced usability. 5、Withstand AC50/60Hz frequencies for reliable operation.
Product Details
3WL1240-2MB77-4GA4-ZF12F37R21T40
Siemens

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