3WL1240-3CB77-4GA4-ZK07R21R55T40

Product ID:164750
Updated: 2026/4/25
Siemens 3WL1240-3CB77-4GA4-ZK07R21R55T40

Key Features

  • 1Cover a wide performance range from 630 A to 6300 A with three frame sizes. 2、Retrofit and adapt easily using a comprehensive set of accessories. 3、Enable advanced communication via PROFINET, PROFIBUS, and Modbus protocols. 4、Ensure reliable operation in various climates per IEC 60068-2-30 standard. 5、Extend service life by easily replacing modular main contact elements.
Product Details
3WL1240-3CB77-4GA4-ZK07R21R55T40
Siemens

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1240-3CB77-4GA4-ZK07R21R55T40

Specifications may be subject to change without notice