Square D Digest 179
Low Voltage Switchboards
FlexSeT (cULus Listed)
Class 2700 / Refer to Instruction Bulletin JYT1078000
www.se.com/us
Table 11.1: Low Voltage Switchboards Description
Speed-D 400-800A
QED-2
QED-6
FlexSeT
400-5000A (6000 A cross bus available)
800-5000A (6000 A cross bus available)
Amperage Range
2000 A, 400-1600 A Backfed Main
120/2401P 208Y/120 3P 240/1203P 480Y/277 3P 600Y/347 3P
208Y/120 3P 240/1203P 480Y/277 3P 600Y/347 3P
120/2401P 208Y/120 3P 240/1203P 480Y/277 3P
208Y/120 3P 240 480Y/277 3P
Voltages
MaxAIC
200kA
65kA
200kA
200kA NEMA1
NEMA1 NEMA3R
NEMA1 NEMA3R
NEMA1 NEMA3R
Enclosure Ratings
Cable Busway Transformer (close coupled) Connect to Existing
Cable Busway Transformer (close coupled) Connect to Existing
Cable (left incoming only)
Incoming Connection
Cable
Mounting Type
Free-Standing
Free-Standing
Free-Standing
Free-Standing
ERMS MMS ArcBlok
Arc Flash Mitigation
ERMS
None
MMS
Unit Mounted I-Line (backfed) Drawout I-Line Unit Mounted Drawout EUSERC Non-EUSERC Power Meter IONMeter TripUnit
Unit Mounted I-Line (backfed)
Unit Mounted I-Line Mounted
Main Mounting
Drawout
I-Line PlugOn
Branch Mounting
I-Line
Drawout
EUSERC Non-EUSERC Power Meter IONMeter TripUnit Up to480kA CTM Service Ready
Utility Metering
EUSERC
EUSERC
Metering
TripUnit
Power Meter
Available via NQ plug on option or I-line Enable
Surge Ratings
Up to480kA
240kA
CTM ArcBlok ASCO Auto Transfer Switches
Backfed Main on Distribution section, swingable main for labor saving, ready to assemble switchboard built by distributors, short leadtimes
Compact footprint for applications requiring lower amperage with utility metering
Special Options and Features
Multi-Source Options Highly customizable
Multi-Source Options Highly customizable
11 SWITCHBOARDS AND SWITCHGEAR
FlexSeT Switchboards (cULus Listed)
FlexSeT is a complete low voltage Switchboard offer and service model that enables new methods of assembly, installation, and maintenance, while delivering unprecedented availability, reliability, and modularity. FlexSeT customers will benefit from dramatically reduced lead times with design flexibility through a modern and innovative switchboard system, offering an end-to-end digital experience. Designed with the entire product lifecycle experience in mind, FlexSeT is a product developed with a fully customer centric approach, making everything simpler and faster from ordering to maintenance without compromising quality or safety, all while ensuring compliance to UL Standards. FlexSeT is delivered on-time with the shortest lead time in the market! The complete offer can shorten delivery to days instead of weeks. Even with configuration changes at virtually any part of the ordering process. The product modularity allows for adaptations without risks to your project timelines as features are added or removed in the lineup.
11-2
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