Square D I-Line - Page 30

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I-Line™ Combo Switchboards 80043-808-02 Rev. 02
Specifications—I-Line Section Ratings 03/2017
30
ENGLISH
600Y/347
18,000
BG6, HG, JG, LG,
MG, PG
BD6 3
MG FA (25 A Max.) 1
25,000
BJ, HJ, JJ, LJ, MJ, PJ BD6, BG6 3
MJ FA (25 A Max.) 1
50,000
HL, JL, LL BD6, BG6, BJ 3
HL, JL FJ 1
100,000 HR, JR BD6, BG6, BJ 3
1
LD, LG, LJ, and LL are only available in 3-pole configurations.
2
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.
Table 4: NF Panel Mission Critical Breaker Selectivity
Maximum SCCR
(RMS Symmetrical)
Integral or Remote
Main
Circuit Breakers
Branch Circuit Breakers
Type
1
1-pole 2-pole 3-pole
Series Rated and Selective to
18 kA
at 240 Vac
J-W, 250 A ED, EG, EJ 15–70 15–125 15–125
Series Rated and Selective to
7 kA
at 480Y/277 Vac
J-W, 250 A ED, EG, EJ 15–70 70–125 70–125
Series Rated and Selective to
10 kA
at 480Y/277 Vac
J-W, 250 A ED, EG, EJ 15–60 15–60 15–60
Series Rated and Selective to
30 kA
at 480Y/277 Vac or
at 240 Vac
L-W, 250 A
L-W, 400 A
L-W, 600 A
ED, EG, EJ 15–70 15–125 15–125
1
Including EPD circuit breakers
Table 3: Series Connected Circuit Breaker Ratings
(RMS Symmetrical) (continued)
Maximum
System Voltage
AC
2
Maximum
Short Circuit
Current Rating
Square D Brand
Integral or
Remote 2- or 3-
Pole Main Circuit
Breaker
1
Square D Brand Branch
Circuit Breaker
Catalog Designation Poles
80043-808-01.book Page 30 Wednesday, March 22, 2017 12:31 PM