3WL1240-3AA77-4GA4-ZC20R15R21T40

Product ID:180217
Updated: 2026/4/21
Siemens 3WL1240-3AA77-4GA4-ZC20R15R21T40

Key Features

  • 1Handle currents up to 6300A AC for robust electrical protection. 2、Retrofit communication modules and accessories easily with its modular design. 3、Integrate seamlessly via PROFINET, PROFIBUS, and Modbus protocols. 4、Operate reliably in diverse climates per IEC 60068-2-30 standards. 5、Enhance functionality with ETUs, ground-fault modules, and rating plugs.
Product Details
3WL1240-3AA77-4GA4-ZC20R15R21T40
Siemens

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1240-3AA77-4GA4-ZC20R15R21T40

Specifications may be subject to change without notice