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Low-voltage switchgear

Front Access Arc-resistant Magnum DS low-voltage switchgear

Eaton front access arc-resistant switchgear provides the safety and protection of C37.20.7 arc-resistant construction but with the flexibility of an innovative front-accessible design. This unique switchgear design allows for mounting against a wall while protecting operating and maintenance personnel from potentially dangerous arcing events.

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Find out more about low-voltage switchgear Take a look at the fundamentals of low-voltage controls
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VOLTAGE CLASS
Up to 600 V
CONTINUOUS CURRENT
Up to 6000 A
SHORT-CIRCUIT WITHSTAND
Up to 85 kAIC

Core features

  • Front-accessible cable compartment 22, 30 or 44 inches wide
  • Third party tested to IEEE C37.20.7 test guide for arc-resistant switchgear
  • Draw-out low voltage power circuit breakers while maintaining Type 2B rating. Engineered-to-order configurations available to accommodate a wide range of applications
  • Complies with UL® 1558 safety standard
  • 54-inch switchgear depth
  • Up to 4-high breaker arrangement
  • 30 cycle (0.5 second) short time withstand rating
  • Up to 10,000A continuous current – horizontal main bus
  • Up to 5,000A continuous current – vertical riser bus
  • Plenum & direct venting available to direct arc gasses to top of the enclosure
  • Silver plated copper bus standard, tin plated optional
  • NEMA 1 enclosure with either top or bottom cable or bus duct entry 

View design guide (layouts, technical data and application information)

Download guide spec (26 23 00 11)

Learn more about power system design basics

Image gallery

View images of front access arc-resistant Magnum DS low-voltage switchgear

Arcflash Reduction Maintenance System on arc-resistant Magnum DS low voltage switchgear
Front access arc-resistant Magnum DS low voltage switchgear
Type 2B secondary compartment for arc-resistant Magnum DS breaker cell
Arc-resistant Magnum DS breaker cell
Circuit breaker bellows on arc-resistant Magnum DS low
Specifications

View design guide (layouts, technical data and application information)

Download guide spec (26 23 00 11)

Learn more about power system design basics

Ratings

VOLTAGE
 Up to 600 V
CONTINUOUS MAIN BUS CURRENT 1,600 A to 6,000 A
SHORT-CIRCUIT WITHSTAND Up to 85,000 A
SHORT TIME WITHSTAND 30 cycles
CIRCUIT BREAKER AMPS Up to 6,000 A

Standards

ANSI/IEEE C37.20.1, C37.51, C37.20.7
UL
 1558, 1066
CSA
 C22.2 No 31–10
OTHER CERTIFICATION ABS
SEISMIC QUALIFICATION

IBC, CBC, UBC Zone 4

Front & rear access

4-Pole

With Type MDS, MDSL, MDSX, MDSN or NRX circuit breakers

  

Enclosure

CONSTRUCTION Metal-enclosed
POWER TERMINATIONS Front access
INSULATING MEDIUM Air
ENCLOSURE TYPE NEMA 1 indoor
INDOOR SECTION DIMENSIONS 22-44” w x 54” d x 96” h

Devices

OVERCURRENT PROTECTION Power circuit breaker, UL 1066
DEVICE MOUNTING Drawout
Download Links

Accessories and replacement parts for low voltage switchgear

Modernise and extend the life of low voltage switchgear with various accessories and common replacement parts

Accessories page
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