3WL1240-4EG77-4GA4-ZF23K07R21T40

Product ID:221800
Updated: 2026/6/19
Siemens 3WL1240-4EG77-4GA4-ZF23K07R21T40

Key Features

  • 1Handle currents up to 4000A at 690V for demanding applications.
  • 2Ensure reliable protection in Size II electrical systems and panels.
  • 3Enhance safety with a precise overcurrent release mechanism.
  • 4Simplify installation with flexible rear connections for horizontal or vertical mounting.
  • 5Achieve durable, long-term performance across AC50/60Hz frequencies.
Product Details
3WL1240-4EG77-4GA4-ZF23K07R21T40
Siemens

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1240-4EG77-4GA4-ZF23K07R21T40

Specifications may be subject to change without notice