3WL1240-2AA77-4GA4-ZC22R21U10

Product ID:150473
Updated: 2026/4/22
Siemens 3WL1240-2AA77-4GA4-ZC22R21U10

Key Features

  • 1Meet IEC 60947-2 standards for reliable and safe operation. 2、Cover a wide performance range from 16 A to 6300 A for diverse applications. 3、Retrofit easily with accessories like ETUs and ground-fault modules. 4、Integrate seamlessly via PROFINET, PROFIBUS, Modbus TCP, or Modbus RTU. 5、Operate effectively in extreme temperatures as low as -40 °C.
Product Details
3WL1240-2AA77-4GA4-ZC22R21U10
Siemens

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1240-2AA77-4GA4-ZC22R21U10

Specifications may be subject to change without notice