General Information

General Instructions

The special feature options covered in this Panelboard estimating procedure are applicable to factory-assembled panelboards only. Do not apply this pricing to ready-to-assemble panelboards.

Special features are listed in three major categories:

  • Mains

  • Branches

  • Cabinets


Metric Conversion

Inches (in.) x 25.4 = millimeters (mm).


I-Line™ Panelboards Factory Assembled

Panel Type

No.

Poles

Main Circuit Breaker

400 A

600 A

LX[1]

LE[1]

LXI [1]

LX[1]

LE[1]

LXI[1]

HCP, HCP-SU

2

           

3

           

Micrologic LE, LX and LXI Branch Circuit Breakers
(See Digest pages 7-7 for interrupting rating, voltage rating, Fed. Specs. etc.)

Circuit
Breaker Ampere

Circuit
Breaker

3 pole

2 pole

1 pole

240 V

480 Vac
250 Vdc

H

240 V

480 Vac
250 Vdc

H

120 V

277 V

277 Vac
125 Vdc

Space
only

H

Micrologic™ Circuit Breakers (% Rated)

100–250 A

LX (80%)

7.5

7.5

300–400 A

450–600 A

100–250 A

LXI (80%)

7.5

7.5

300–400 A

450–600 A

100–250 A

LE (100%)

7.5

7.5

300–400 A

450–600 A

LE (80%)

7.5

7.5

    LE, LX & LXI Micrologic Trip Units

    LE

    LX and LXI

    LI - Std

     

    Standard

     

    D-Frame (600 A 480 Vac) 3P 50/60 Hz circuit Breaker with Electronic Trip Units

    Electronic Trip Unit Type

    Trip Function

    Trip Unit

    Continuous Current[2]

    G Interrupting

    J Interrupting

    L Interrupting

    Terminal Wire Ratings

    Catalog No.

    Catalog No.

    Catalog No.

    Standard

    LS

    STR23SP

    150 A

    DGA34150E20

    DJA34150E20

    DLA34150E20

    (1) 2–600 Cu or (1) 2– 500 Al

    250 A

    DGA34250E20

    DJA34250E20

    DLA34250E20

    400 A

    DGA34400E20

    DJA34400E20

    DLA34400E20

    600 A

    DGA34600E20

    DJA34600E20

    DLA34600E20

    (2) 2/0–350 Cu or (2) 2/0–500 Al

    LSI

    STR53UP-[3]

    150 A

    DGA34150E53

    DJA34150E53

    DLA34150E53

    (1) 2–600 Cu or (1) 2– 500 Al

    250 A

    DGA34250E53

    DJA34250E53

    DLA34250E53

    400 A

    DGA34400E53

    DJA34400E53

    DLA34400E53

    600 A

    DGA34600E53

    DJA34600E53

    DLA34600E53

    (2) 2/0–350 Cu or (2) 2/0–500 Al

    Ammeter

    LSI

    STR53-UPFI[3]

    150 A

    DGA34150E58

    DJA34150E58

    DLA34150E58

    (1) 2–600 Cu or (1) 2– 500 Al

    250 A

    DGA34250E58

    DJA34250E58

    DLA34250E58

    400 A

    DGA34400E58

    DJA34400E58

    DLA34400E58

    600 A

    DGA34600E58

    DJA34600E58

    DLA34600E58

    (2) 2/0–350 Cu or (2) 2/0–500 Al

    DG, DJ, DL Electronic Trip Units

    Standard

    Ammeter

    LS

    Standard

    LSI

       

    LSIG

    Footnotes

    1. Std. construction back-fed main.
    2. D-frame circuit breakers 400 A and below are 100% rated, 600 A is standard (80%) rated only
    3. F = Fault Indicator, I = Ammeter

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