Power Distribution USA

Type SDV7 Distribution Circuit Breaker Family

15.5 kV to 38.0 kV

Features and Benefits

SDV7 and SDV7 product overview video
Click on the image above to watch the SDV7 and SDV7-AR product family overview video.

Type SDV7 Distribution Circuit Breaker Ratings, Enclosures and Types

Ratings offered:

  • 15.5 kV, 20 kA to 40 kA, 1,200 A to 3,000 A, 110 kV BIL

  • 27.6 kV, 20 kA to 25 kA, 1,200 A to 2,000 A, 150 kV BIL

  • 38.0 kV, 20 kA to 40 kA, 1,200 A to 2,500 A, 200 kV BIL.

Enclosure types offered:

  • Standard: non-arc-resistant, type SDV7

  • Optional: arc-resistant, accessibility type 2B to ANSI/IEEE C37.20.7, type SDV7-AR.

Type SDV7 distribution circuit breaker family includes:

  • Type SDV7-SE: type SDV7 non-arc-resistant with stored-energy operator

  • Type SDV7-MA: type SDV7 non-arc-resistant with magnetic-actuator operator

  • Type SDV7-SE-AR: type SDV7-AR arc-resistant with stored-energy operator

  • Type SDV7-MA-AR: type SDV7-AR arc-resistant with magnetic-actuator operator.

Features and Benefits

Features and benefits include:

  • Extended capacitor switching (optional)

  • Tested for out-of-phase switching ratings (ANSI/IEEE C37.09)

  • Large relay and control compartment

  • Stainless steel exterior hardware

  • Porcelain dry-type bushings with extended creep

  • Highly reliable vacuum interrupters - MTTF over 53,000 years

  • Pair with Siemens protective relays to match any typical application

  • Moderate and high seismic qualification (Zones 1-4) available

  • Meets or exceeds the latest ANSI, IEEE and NEMA standards

  • ANSI/IEEE "rain tested" enclosure (ANSI/IEEE C37.20.2-1999).

Did this information help you?