Siemens Auxiliary Switch – 6A Maximum Current | 3VA9978-0AA22

The Siemens leading auxiliary switch from the SENTRON series is engineered to meet stringent requirements, boasting an operational current rating of 6 A for AC-12 across varied voltages up to 240 V. Its overvoltage category III and a surge voltage resistance of 4 kV ensure high reliability in demanding environments. The device’s degree of pollution is rated at 3, affirming its robust construction for diverse applications.

Minimal tightening torque ensures secure connections
Adaptable to conductor cross-sections for flexibility
Comprehensive certifications ensure General Product Approval
Stripped lengths provide installation and connection flexibility
Suitable for auxiliary contacts with specified cross-sections