Taking circuit protection to the next level, Siemens 3VA UL circuit breakers are a complete system designed to give you the right solution for all your electrical power distribution requirements.
The 3VA series features a new smaller size and offers a cost-effective solution with added connectivity. From industrial applications to infrastructure, these molded case circuit breakers (MCCBs) are the perfect choice - offering safe, efficient, and variable application options for low-voltage and medium-voltage power distribution in UL frame sizes covering 125A to 1000A.
Siemens 3VA UL circuit breakers are a complete system designed with you in mind.
This sophisticated, modular and highly variable system always offers the right solution
for your power distribution requirements. See for yourself...
3VA5 MCCB – Ideal for all your standard applications
A thermal-magnetic trip unit is the basic principle for providing overload and short-circuit protection. This line has been designed for economical, cost-efficient installations up to 800A. It is suitable for use in one or three-phase networks, AC networks, and with DC currents.
3VA6 MCCB – The perfect choice for all advanced/demanding conditions
The molded case circuit breakers with electronic trip units reliably perform all the tasks required for circuit protection and protection of starter combinations. This series is designed for applications with increased requirements, such as increased interrupting capacity, integrated metering functions, or communication capabilities.
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3VA Molded Case Circuit Breaker line
has expanded - now with currents up to 1000A!
The newest and most advanced generation of molded case circuit breakers from Siemens now includes 800A and 1000A frame sizes.
This expands the offering of our most compact MCCB line with trip ranges from 15-1000A!
3VA Highlights
- Compliance with global standards having certification in accordance with UL 489 and IEC 60947
Minimum space requirement thanks to the compact design- An extensive selection of internal accessories (auxiliary and alarm switches, shunt trips)
- Available as molded case switch in a molded case circuit breaker design
- Minimal effort for planning and configuration as a result of extensive CAD data
- Knowledge Manager: technical, installation and product information can be accessed on your smartphone via QR code
- Extensive accessory program for operation (front- or door-mounted rotary operators, motor operators, and more)
The 3VA range of molded case circuit breakers also offers
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Ready to learn more?
Read how one manufacturer is seeing increased efficiency with 3VA6 »
Watch the demo below to discover features and options
available with the modular 3VA circuit breaker system...
