3WL1240-2NG77-4GA4-ZF12F23F37R21T40

Product ID:218104
Updated: 2026/4/6
Siemens 3WL1240-2NG77-4GA4-ZF12F23F37R21T40

Key Features

  • 1Handle up to 4000A at 690V for demanding high-current applications. 2、Meet international safety standards with full IEC compliance certification. 3、Provide reliable overcurrent protection with an Icu rating of 66kA at 500V. 4、Simplify integration using the rear connection horizontal installation design. 5、Ensure smooth operation and easy maintenance with the withdrawable guide frame.
Product Details
3WL1240-2NG77-4GA4-ZF12F23F37R21T40
Siemens

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1240-2NG77-4GA4-ZF12F23F37R21T40

Specifications may be subject to change without notice