BREAKER 3VA4, 5, 6 AUX SWITCH STANDARD
BREAKER 3VA4, 5, 6 AUX SWITCH STANDARD – Auxiliary Switch for Electrical Distribution This Siemens 3VA auxiliary switch is designed for integration with 3VA circuit breakers, providing reliable switching functionality in electrical distribution systems. Suitable for use by electrical distributors and switchgear suppliers, this compact auxiliary switch supports control and signaling applications within lighting solutions, wire and cable assemblies, and industrial electrical installations. Specifications Manufacturer: Siemens Manufacturer Part #: 3VA9978-0AA12 Current Rating: 3A Voltage Rating: 300V Color: Black Dimensions: 6.890 inches (Height) x 3.940 inches (Length) x 0.310 inches (Width) Weight: 0.07 lbs Order Minimum: 1 unit Features Compact size occupying 1 slot for space-efficient installation Standard auxiliary switch type HQ compatible with 3VA breakers Non-electronic design for straightforward mechanical switching Durable black housing for industrial environments Downloads & Links How do I compare devices in TIA-Selection-Tool? 3D Image Short-circuit current rating (SCCR) in industrial control panels? How do I use the data matrix code correctly? What is the significance of the IP protection class? The 3VA molded case circuit breaker. A complete system designed with you in mind
Specifications
Specifications
Shipping & Support
Shipping & Support

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