3WL1240-3FG77-4GN4-ZK07R21T40

Product ID:164454
Updated: 2026/4/25
Siemens 3WL1240-3FG77-4GN4-ZK07R21T40

Key Features

  • 1Handle currents up to 4000A for demanding industrial loads. 2、Ensure compatibility with systems from 690V. 3、Operate reliably at both 50Hz and 60Hz frequencies. 4、Protect circuits with precise overcurrent release and secure rear terminals. 5、Choose between withdrawable and fixed-mounted configurations for installation.
Product Details
3WL1240-3FG77-4GN4-ZK07R21T40
Siemens

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1240-3FG77-4GN4-ZK07R21T40

Specifications may be subject to change without notice