3WL1225-3NB66-4GA4-ZF12F37R21T40

Product ID:217074
Updated: 2026/4/7
Siemens 3WL1225-3NB66-4GA4-ZF12F37R21T40

Key Features

  • 1Cover a wide performance range from 630 A to 6300 A for versatile applications. 2、Retrofit modules easily for trip units, ground-fault, and communication needs. 3、Integrate seamlessly via PROFINET, PROFIBUS, and Modbus protocols. 4、Ensure reliable operation with IEC 60947-2 compliance and climate-proof design. 5、Monitor current, voltage, energy, and power for efficient load management.
Product Details
3WL1225-3NB66-4GA4-ZF12F37R21T40
Siemens

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1225-3NB66-4GA4-ZF12F37R21T40

Specifications may be subject to change without notice