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Siemens 3VA Molded Case Circuit Breakers

Siemens 3VA Molded Case Circuit Breakers are a comprehensive line of MCCBs that cover line protection applications with currents up to 2000A. These MCCBs include 1600A and 2000A frame sizes and comply with global standards and certifications. Siemens 3VA Molded Case Circuit Breakers offer power metering and communication capability with Modbus, Profibus, and Profinet protocols. UL 100% ratings are available in the 1200A and 1600A frame sizes.

Features

  • Complies with global standards and certifications
  • Minimum space requirement thanks to compact design
  • Extensive selection of internal accessories (auxiliary and alarm switches and shunt trips) universal to product line
  • Power metering and communication capability with Modbus, Profibus, and Profinet protocols
  • Minimal effort for planning and configuration due to in-depth CAD data
  • Technical information easily accessible via QR code
  • Extensive accessory program for operation (front- or door-mounted rotary operators, MaxFlex cable operators, and motor operators)
  • UL 100% ratings available in 1200A and 1600A frame sizes (TMTU and ETU)
  • 3VA large frame has DAS+ Arc energy reduction as standard in all ETU versions (US National Electric Code compliant)

Applications

  • Infrastructure
    • Hospitals
    • Logistic centers
    • Office complexes
    • Airports
    • Residential buildings
  • Industrial
    • Machine building
    • Industrial parks
    • Presses
    • Wastewater treatment facilities

Specifications

  • 15A to 2000A trip ranges
  • Includes 1600A and 2000A frame sizes
  • 1-, 2-, 3-, 4-, and 5-pole breaker variants
  • 100%-rated versions available

Videos

Resources

Published: 2023-08-30 | Updated: 2026-01-30