Siemens 3VA9978-0AA11 auxiliary switch high power

Product Description

The Siemens 3VA9978-0AA11 is an auxiliary switch designed for use with 3VA4, 3VA5, and 3VA6 molded case circuit breakers. This 2-slot type HP high breaking capacity switch is suitable for global use and meets both IEC 60947-2 and UL489 standards. It supports flexible function expansions with its modular design.

• Tested in Accordance with UL489 and IEC 60947-2
• Maximum flexibility thanks to the modular design of the internal and external accessories
• For Protecting Cables, Electrical Loads, and Industrial Plants

Product Highlights

Auxiliary switch for molded case circuit breakers, offering high breaking capacity and modular design for flexible function expansions.

Product Information

Standard Information

• Brand: SIEMENS
• Manufacturer Part Number: 3VA9978-0AA11