SE Digest 178

Panelboards

Panelboard Series Ratings

Refer to I-Line Panelboards

www.se.com/us

Table 9.3 I-Line Series Connected Circuit Breaker Ratings (RMS Symmetrical) (cont'd.)

Square D Brand Integral or Remote 2- or 3-Pole Main Circuit Breaker [23]

Square D Brand Branch Circuit Breaker

Maximum Short Circuit Current Rating

Maximum System Voltage AC [22]

Catalog Designation

Poles

MG LG LG

FA LD

3

HD, JD

HJ, JJ

FA, HD, HG

2, 3

JJ

JD

PJ, RJ

MG

25,000

9 PANELBOARDS

LD, LG

LJ LJ

3

JD, JG, HD, HG, MA

35,000

FH, HD, HG, HJ, JD, JG, JJ, LA

LC

HL, JL

FA, HD, HG, HJ

2, 3

JD, JG, JJ HJ, JJ,MJ LD, LG, LJ

JL

50,000

PK

3

LL LL

HD, HG, HJ, JD, JG, JJ, MA

FI, KI

HD, HG, HJ JD, JG, JJ

KI

2, 3

FA, HD, HG, HJ, HL

HR JR

100,000

FA, HD, HG, HJ, HL, JD, JG, JJ, JL

KI, LI

FH LA

LI

BD6 (60 A Max.)

18,000 25,000 100,000

BG6, HG, JG, LG, MG, PG

BD6, BG6 (60 A Max.) BD6, BG6, BJ (60 A Max.)

BJ, HJ, JJ, LJ, MJ, PJ

347

1

HR, JR

BG6, HG, JG, LG, MG, PG

BD6

3 1 3 1 3 1 3

18,000

FA (25 A Max.)

MG

BJ, HJ, JJ, LJ, MJ, PJ

BD6, BG6

25,000

FA (25 A Max.) BD6, BG6, BJ

600Y/347

MJ

HL, JL, LL

50,000

HL, JL HR, JR

FJ

100,000

BD6, BG6, BJ

[22] For indicated circuit breakers rated less than this maximum voltage. The indicated short circuit current rating also applies, but at the voltage rating of the circuit breaker. [23] LD, LG, LJ, and LL are only available in 3-pole configurations.

9-8

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