Square D Digest 179

I-Line™ Panelboards—600 Vac, 250 Vdc

Molded Case Circuit Breakers for I-Line Panelboards Refer to I-Line Power Distribution Panelboards

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PowerPacT Q-frame for I-Line™ Panelboards and Switchboards Table 9.120: PowerPacT™ Q-frame— 225 A, Thermal-magnetic (240 Vac) (PowerPacT Q-frame 2–pole branch circuit breakers utilize 3 in. of I-Line mounting space and 3–pole Q-frame circuit breakers utilize 4.5 in. of I-Line mounting space.) Ampere Rating AC Magnetic Trip Settings "B" Interrupting "D" Interrupting "G" Interrupting "J" Interrupting [40] Hold Trip Catalog Number Catalog Number Catalog Number Catalog Number 2-pole, 240 Vac [41] . 70A 1000 1800 QBA22070( ) QDA22070( ) QGA22070( ) QJA22070( ) 80A QBA22080( ) QDA22080( ) QGA22080( ) QJA22080( ) 90A QBA22090( ) QDA22090( ) QGA22090( ) QJA22090( ) 100A QBA22100( ) QDA22100( ) QGA22100( ) QJA22100( )

9 PANELBOARDS

QBA22110( ) QBA22125( ) QBA22150( ) QBA22175( ) QBA22200( ) QBA22225( ) QBA32070( ) QBA32080( ) QBA32090( ) QBA32100( ) QBA32110( ) QBA32125( ) QBA32150( ) QBA32175( ) QBA32200( ) QBA32225( )

QDA22110( ) QDA22125( ) QDA22150( ) QDA22175( ) QDA22200( ) QDA22225( ) QDA32070( ) QDA32080( ) QDA32090( ) QDA32100( ) QDA32110( ) QDA32125( ) QDA32150( ) QDA32175( ) QDA32200( ) QDA32225( )

QGA22110( ) QGA22125( ) QGA22150( ) QGA22175( ) QGA22200( ) QGA22225( ) QGA32070( ) QGA32080( ) QGA32090( ) QGA32100( ) QGA32110( ) QGA32125( ) QGA32150( ) QGA32175( ) QGA32200( ) QGA32225( )

QJA22110( ) QJA22125( ) QJA22150( ) QJA22175( ) QJA22200( ) QJA22225( ) QJA32070( ) QJA32080( ) QJA32090( ) QJA32100( ) QJA32110( ) QJA32125( ) QJA32150( ) QJA32175( ) QJA32200( ) QJA32225( )

110A 125A 150A 175A 200A 225A

1200 2400

3-pole, 240 Vac [42] 70A

80A 90A

1000 1800

100A 110A 125A 150A 175A 200A 225A

QB/QD/QG/QJ Mounting Height 2–pole 3 in. [76 mm]

1200 2400

See [43] below.

Table 9.121: Interrupt Ratings (kA) QB

QJ [40]

QD

QG

240V 480V 600V

10 — —

25 — —

65 — —

100

— —

Padlock attachments for Q-frame are available.

QB/QD/QG/QJ Mounting Height 3–pole 4.5 in [114 mm]

[40] 3P circuit breakers are rated 65 kA at 240/120 Vac, 3Ø, 4-wire delta or 100 kA at 208Y/120 Vac, 3Ø, 4-wire. [41] 2-pole QB, QD, QG, and QJ circuit breakers are completed by adding the required phasing numbers as indicated in the parentheses, see Table 9.119 on page 9-51 [42] 3-pole QB, QD, QG, and QJ circuit breakers for ABC phasing are complete without additional phasing number. For CBA phasing, complete the catalog number by inserting the number 6 in the parentheses. [43] ReplacementlugsarenotavailableonQB,QD,QG,orQJcircuitbreakers.LugsforQB,QD,QG,or QJcircuitbreakersacceptone#4AWG–300kcmil.Noaccessoriesareavailablefor PowerPacT Q Frame breakers.

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