CB: 3WJ Accessories for electronic trip unit – 3WJ9111-0AG01

Product Description

Siemens 3WJ ACB Accessories – Electronic Trip Unit Cover – 3WJ9111-0AG01

The Siemens 3WJ9111-0AG01 is an accessory for SENTRON 3WJ Air Circuit Breakers (ACB) designed specifically for the electronic trip unit (ETU) section protection and covering. It is used to provide mechanical protection, insulation safety, and proper mounting support for the electronic trip unit interface in 3WJ ACB systems.

This accessory is commonly used in main LT switchboards, industrial power distribution systems, and critical infrastructure panels where reliable ACB operation and safe handling of the trip unit are required. 

Key Features

• Siemens SENTRON 3WJ series ACB accessory
• Part Number: 3WJ9111-0AG01
• Designed for electronic trip unit (ETU) interface protection
• Provides mechanical safety cover and mounting support
• Ensures proper alignment and secure installation of ETU module
• Enhances insulation and operator safety in switchgear systems
• Modular plug-in accessory design for 3WJ Air Circuit Breakers
• Suitable for industrial-grade LV switchgear applications
• Complies with IEC 60947 switchgear standards