Magnum DS low-voltage switchgear

VOLTAGE CLASS

Up to 600 V

CONTINUOUS CURRENT

Up to 10,000 A

SHORT-CIRCUIT WITHSTAND

Up to 200 kA

Core features

Draw-out low-voltage power circuit breakers with 100%-rated, fully selective protection and integral microprocessor-based breaker tripping systems
Engineered-to-order configurations available to accommodate a wide range of applications
Complies with UL 1558 and UL 891 safety standards
Rear-access model equipped with standard rear-bolted covers that consist of two sections to enable easy handling during installation and removal; optional rear doors
Silver plated copper bus standard, tin plated optional
NEMA 1 indoor and NEMA 3R outdoor enclosure designs available

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

Download guide spec (26 23 00)

Learn more about power system design basics

A digital transformation is here

Introducing Magnum PXR switchgear. Our next generation of switchgear builds on the proven capabilities of the Magnum DS platform, now with Power Xpert Release trip units, additional mechanical features and an updated look.

Learn more

Main-tie-main Magnum DS low voltage switchgear

Main-tie-main Magnum DS low voltage switchgear

Installed Arc Quenching Device

Magnum DS low voltage switchgear

Levering Magnum DS breaker

Magnum DS breaker cell

Magnum DS low voltage switchgear

Magnum DS breaker cell with rails out

Modernize and extend the life of Magnum DS low-voltage switchgear

Genuine Magnum DS switchgear accessories and replacement parts improve the reliability, safety and longevity of the switchgear.

Accessories and replacement parts

Compact designs, even for 4000 A applications.

The MDN4000 is a narrow-design low-voltage circuit breaker in a 30-inch structure featuring an interrupt rating of 100 kAIC at 508 VAC and 65 kAIC at 635 VAC. The MDN4000 is available for rear-access Magnum DS, as well as all of Eaton’s front access and front-access arc-resistant low-voltage switchgear products.

Learn more about MDN4000

Learn about the MRR1000 Remote Racking device

Automatic transfer schemes

When providing redundant power sources for critical power applications, select the:

Eaton ATC-900 controller for lineups with main-main, main-generator or generator-generator applications
Eaton PLC with Eaton touchscreen for automatic main-tie-main transfer
Eaton Power Xpert Dashboard to monitor or control transfer schemes for a main-tie-main and adjust settings and sequence details

automatic transfer ATC-900 controller }

automatic transfer

ATC-900 controller
engineering services Power systems automation }

engineering services

Power systems automation
virtualization Power Xpert dashboard }

virtualization

Power Xpert dashboard

Specifications

Ratings

VOLTAGE	Up to 600 V
CONTINUOUS MAIN BUS CURRENT	1,600 A to 10,000 A
SHORT-CIRCUIT WITHSTAND	Up to 200,000 A
SHORT-TIME WITHSTAND	30 cycles
CIRCUIT BREAKER AMPS	Up to 6,000 A

Standards

ANSI / IEEE	C37.20.1, C37.51
UL	1558, 1066
CSA	C22.2 No. 31-10
OTHER CERTIFICATIONS	ABS
SEISMIC QUALIFICATION	IBC, CBC , UBC Zone 4 Front & Rear access

Enclosure

CONSTRUCTION	Metal-enclosed
POWER TERMINATIONS	Rear access
INSULATING MEDIUM	Air
ENCLOSURE TYPE	NEMA 1 indoor, NEMA 3R outdoor
INDOOR SECTION DIMENSIONS	18-60” w x 54-90” d x 96” h

Devices

OVERCURRENT PROTECTION	Power circuit breaker, UL 1066
DEVICE MOUNTING	Draw-out

Download Links

Brochures

Intelligent designs in simplified packages

This document reviews automatic transfer and intelligent control for low voltage switchgear.

(PDF 1 MB , 09/08/2021)
Low voltage switchgear brochure

This product family brochure covers Eaton's entire line of Magnum DS low voltage switchgear.

(PDF 4 MB , 01/01/2018)
MDN4000 Magnum narrow 4000A breaker integration brochure

This document contains features and benefits of Eaton's narrow 4000 A circuit breaker for low voltage switchgear.

(PDF 990 KB , 08/01/2012)
MRR1000 Magnum remote racking device for low-voltage switchgear product aid

Eaton’s MRR1000 remote racking device provides a means of remotely racking in or removing any drawout circuit breaker in the Magnum PXR or DS family of low-voltage power circuit breakers to help mitigate arc flash exposure.

(PDF 316 KB , 10/24/2022)
Safe. Intelligent. Flexible.

This document reviews the features and benefits of Eaton's Magnum DS low voltage switchgear.

(PDF 291 KB , 11/01/2017)
Series NRX breaker integration with Magnum DS low voltage switchgear brochure

This document discusses how Eaton offers our Magnum low voltage switchgear with Series NRX breaker integration to meet equipment dimension requirements.

(PDF 305 KB , 10/01/2009)

Catalogs

Low voltage switchgear catalog

Volume 3, Tab 4 - This catalog contains details for low voltage switchgear (Vol3, Tab4)

(PDF 418 KB , 07/01/2015)

Certification reports

Low voltage metal-enclosed switchgear seismic application guidelines

Equipment representing the products listed below were subjected to seismic testing in accordance with the 2012 International Building Code (IBC) and the 2013 California Building Code (CBC)

(PDF 64 KB , 10/27/2022)
Metal-enclosed low voltage switchgear - front & rear access seismic certificate

This document contains seismic certificate data for front and rear access LV switchgear

(PDF 152 KB , 10/28/2022)

Design guides

Rear access low-voltage switchgear design guide

This design guide provides dimensions, layout examples, technical specifications and application information for Magnum DS low-voltage switchgear. The information in this document supersedes section 20 of the Consulting Application Guide (CAG).

(PDF 2 MB , 01/01/2021)

Installation instructions

Low voltage switchgear installation guidelines for seismic applications

Installation instructions for Magnum DS rear-access low voltage switchgear for seismic applications.

(PDF 111 KB , 07/01/2016)
Low-voltage switchgear instructions

Instruction manual for Eaton's Magnum DS front- and rear-access low voltage switchgear including installation, inspection, operation and testing.

(PDF 5 MB , 03/31/2020)
Magnum circuit breaker Remote Racking device Instruction Booklet

Eaton’s MRR1000 provides a means of remotely inserting or removing any drawout circuit breaker in the Magnum family of Power Circuit Breakers.

(PDF 5 MB , 10/26/2022)
NEMA 3R low voltage switchgear instructions

Instruction manual for Eaton's NEMA 3R outdoor Magnum DS low voltage switchgear, including installation, inspection, testing and maintenance.

(PDF 1 MB , 06/01/2011)
Outdoor low voltage switchgear installation instructions for seismic applications

Installation instructions for NEMA 3R outdoor Magnum DS low voltage switchgear for seismic applications.

(PDF 80 KB , 07/01/2016)

Manuals and user guides

Instructions for field testing of ground fault systems utilizing eaton magnum DS circuit breakers

Instructions for field testing of ground fault systems utilizing eaton magnum DS circuit breakers

(PDF 193 KB , 12/31/2010)

Product specification guides

Switchgear - LV metal enclosed guide spec

This is a CSI formatted construction guide specification for low voltage, metal-enclosed switchgear Switchgear - LV metal enclosed.

(DOCX 315 KB , 03/30/2022)

Technical data sheets

Closed transition sequence of operations for low voltage switchgear

This technical document reviews the closed transition sequence of operations for low voltage switchgear

(PDF 98 KB , 01/15/2025)
Magnum DS metal-enclosed-low-voltage switchgear technical data

This document contains detailed technical data for Eaton's Magnum DS low voltage switchgear including ratings, application data and features.

(PDF 683 KB , 11/04/2017)
Magnum DS, SB, and IEC low voltage power circuit breakers

(PDF 26 MB , 09/08/2021)
Open and closed transition sequence of operations for low voltage switchgear

Open and closed transition sequence of operations for low voltage switchgear technical data

(PDF 104 KB , 01/15/2025)
Open transition sequence of operations for low voltage switchgear

Open transition sequence of operations for low voltage switchgear technical data

(PDF 103 KB , 01/15/2025)

Time current curves

White papers

Paralleling low voltage power breakers – a higher continuous current solution

This white paper discusses two additional solutions for systems that require continuous current ratings higher than the standard product capabilities

(PDF 408 KB , 03/01/2017)
Safer by design: arc energy reduction techniques

Strategies to protect electrical systems during maintenance and on-going operation

(PDF 893 KB , 04/13/2022)
Strategies for reliable arc flash detection in low-voltage switchgear

This white paper discusses reliably detecting the ignition of an arc flash inside low-voltage metal enclosed switchgear using an arc flash detection system presents a number of technical challenges and requires careful system design to provide maximum equipment and personnel protection

(PDF 619 KB , 09/01/2018)

Learn more

Modernize and extend the life of Magnum DS low-voltage switchgear with various accessories and common replacement parts

Accessories and replacement parts

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Magnum DS low-voltage switchgear

Core features

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

Download guide spec (26 23 00)

Learn more about power system design basics

A digital transformation is here

Image gallery

Modernize and extend the life of Magnum DS low-voltage switchgear

Compact designs, even for 4000 A applications.

Learn about the MRR1000 Remote Racking device

Automatic transfer schemes

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

Download guide spec (26 23 00)