3WL1240-2NB77-4GA4-ZK07R21T40

Product ID:187180
Updated: 2026/4/21
Siemens 3WL1240-2NB77-4GA4-ZK07R21T40

Key Features

  • 1Handle currents up to 4000A for demanding industrial loads. 2、Ensure compliance with international IEC safety standards. 3、Provide reliable overcurrent protection with an Icu rating of 80kA at 500V. 4、Simplify installation with a rear connection for horizontal mounting. 5、Support versatile applications with a voltage range starting from 690V.
Product Details
3WL1240-2NB77-4GA4-ZK07R21T40
Siemens

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1240-2NB77-4GA4-ZK07R21T40

Specifications may be subject to change without notice