3WL1240-2AA77-4GA4-ZC20R16R21T40

Product ID:195078
Updated: 2026/4/15
Siemens 3WL1240-2AA77-4GA4-ZC20R16R21T40

Key Features

  • 1Provide reliable protection for motors, capacitors, generators, and cables. 2、Adapt easily with retrofittable modules for trip units and rating plugs. 3、Integrate seamlessly via PROFINET, PROFIBUS, and Modbus communication. 4、Operate reliably in various climates per IEC 60068-2-30. 5、Serve as incoming, distribution, tie, or outgoing circuit breakers.
Product Details
3WL1240-2AA77-4GA4-ZC20R16R21T40
Siemens

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1240-2AA77-4GA4-ZC20R16R21T40

Specifications may be subject to change without notice