3WL1240-2NG77-4GA4-ZF23F37K07R21T40

Product ID:163806
Updated: 2026/4/25
Siemens 3WL1240-2NG77-4GA4-ZF23F37K07R21T40

Key Features

  • 1Handle currents up to 6300A AC and 4000A DC with high precision. 2、Adapt to changing needs with a modular, easily retrofittable design. 3、Enhance protection with comprehensive accessories like ETUs and ground-fault modules. 4、Ensure reliability in harsh environments with IEC 60068-2-30 climate-proof standards. 5、Protect motors, capacitors, generators, and cables in diverse installations.
Product Details
3WL1240-2NG77-4GA4-ZF23F37K07R21T40
Siemens

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1240-2NG77-4GA4-ZF23F37K07R21T40

Specifications may be subject to change without notice