3WL1240-2MG77-4GA4-ZF23K07R21R30T40

Product ID:157840
Updated: 2026/4/24
Siemens 3WL1240-2MG77-4GA4-ZF23K07R21R30T40

Key Features

  • 1Handle currents up to 4000 A and voltages up to 690 V. 2、Serve as incoming, distribution, tie, or outgoing-feeder breakers. 3、Monitor and diagnose operations with Electronic Trip Units (ETU). 4、Retrofit ETUs, sensors, and accessories for future needs. 5、Ensure climate-proof reliability per IEC 60068-2-30.
Product Details
3WL1240-2MG77-4GA4-ZF23K07R21R30T40
Siemens

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1240-2MG77-4GA4-ZF23K07R21R30T40

Specifications may be subject to change without notice