Square D Digest 179

QO™ Load Centers

QO Indoor Load Centers, Single Phase Class 736, 1130 / Refer to Catalog 1100CT0501

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1 LOAD CENTERS

Plug-on Neutral Load Center Main Breaker, Convertible Mains 1Ø3W—120/240 Vac Indoor—UL Listed QO Plug-on Neutral Load Centers and CAFI Breakers are engineered for a quick Plug on Neutral connection on every unit. Table 1.20: Convertible Main Breaker Plug-on Neutral Load Centers (Compatible with QO Plug-on Circuit Breakers and QO Plug-on Neutral Circuit Breakers)

Equipment GroundBar Kit (Order Separately)

Load Center Covers

Max. 1P Circuits

Max. Tandem Breakers

Mains Rating

Bus Rating

Box No. [8]

Space s

Load Center Box and Interior

Al

Cu

Flush/Surface

Mono-Flat

Convertible Mains — Factory-Installed Main Circuit Breaker— 22 kA Short Circuit Current Rating Convertible to Main Lugs (see below) or Lower Amperage Main Circuit Breaker (see QO Standard Plug-On Circuit Breakers, page 1-3) [9] , QOM1 Main Circuit Breaker Frame Size—Copper Bus

QOC12UF QOC12US

QO112M100P

12

24

12

—

6-2/0 6–1

125

PK9GTA

5

QO116M100P QOC20U100F [10] QOC200U100S QO120M100P QOC20U100F [10] QOC200U100S QO124M100P QOC24UF [10] QOC24US QO132M100P QOC32UF [10] QO124M125P QOC24UF [10] QOC24US QO132M125P QOC32UF [10] QO124M150P QOC30UF [10] QOC30US QO130M150P QOC30UF [10] QOC30US QO132M150P QOC40UF [10] QOC40US QO124M200P QOC30UF [10] QOC30US QO130M200P QOC30UF [10] QOC30US QO140M200P QOC40UF [10] QOC40US QO142M200P QOC42UF [10] QOC42US QO154M200P QOC54UF [10] QOC30UF [10] QOC30US QOC30UF [10] QOC30US

16

24

8

—

6-2/0 6–1

125

PK9GTA

6

100A

20

24

4

—

6-2/0 6–1

125

PK9GTA

6

24 32 24 32

34 38 34 38

10

— — — —

6-2/0 6-2/0 6-2/0 6-2/0

125 125 125 125

PK15GTA 7 PK15GTA 8 PK15GTA 7 PK15GTA 8

6

10

125A

6

Convertible Mains — Factory-Installed Main Circuit Breaker— 22 kA Short Circuit Current Rating Convertible to Main Lugs (see below) or Lower Amperage Main Circuit Breaker (see QO Standard Plug-On Circuit Breakers, page 1-3) [9] , QOM2 Main Circuit Breaker Frame Size—Copper Bus

QOCMF30UCW [10]

20

30

10 QO120M150P OBS

4-250

225

PK15GTA 9

I N D O O R

QOCMF30UCW [10]

24

36

12

4-250

225

PK15GTA 9

150A

QOCMF30UCW [10]

4-250

225

PK15GTA 9

30

40

10

32

40

10

—

4-300

4-250 225

PK15GTA 10

QOCMF30UCW [10]

20

30

10 QO120M200P OBS

4-300

4-250 225

PK15GTA 9

QOCMF30UCW [10]

4-300

4-250 225

PK15GTA 9

24

36

12

QO154M200P

QOCMF30UCW [10]

30

40

10

4-250

225

PK15GTA 9

200A

40

60

20

—

4-300

4-250 225

PK23GTA 10

QOCMF42UCW [10] QOCMF54UCW [10]

4-300 4-300 4-300

225 225 225

PK18GTA 11 PK23GTA 12 PK27GTA 24

42 54 60

52 72 72

10 18 12

QO160M200PC [11]

—

—

QOC42UF [10] QOC42US

QOCMF42UCW [10]

40

60

20 QO140M225P OBS

4-300

225

PK23GTA 11

225A

QO142M225P QOC42UF [10] QOC42US

QOCMF42UCW [10]

4-300

225

PK18GTA 11

42

52

10

Above listings through 200 A mains rating meet Federal Specification W-P-115c as Type 1, Class 2. OBS This product is obsolete.

Field-Installed Main Lugs Kits, 1Ø

Table 1.21: 1Ø Field-Installed Main Lug Kits—Use with Convertible Main Load Centers Only

Useon Convertible Load Center with Mains Rating

Lug Wire Size [13] AWG/kcmil Al orCu

MainLugs Rating [12]

Cat. No.

QOL125 [14]

125A 125A 225A

100–125A 100–125A 150–225A

6–2/0 6–4/0 6–300

QOL125VD [14]

QOL225 [14]

QOL125

QOL225

[8] See Indoor Knockout Information and Enclosure Dimensions, page 1-34. [9] 22 k AIR main circuit breaker UL Listed for use ahead of QO, QOT and QO-PL 10 k AIR branch circuit breakers to permit their application on systems with up to 22 kA available fault current. [10] Available in gray and white. For white equivalencies, add the “W” suffix to the reference, or see page 1-29. [11] For Certification to IEC 60439-1 contact the local Square D sales office; otherwise panels are NOT CE marked. (For use on 415Y/240 Vac 3-phase 4-wire, 3,000 Short Circuit Current Rating when QOXD...branch circuit breakers are used and 10,000 Short Circuit Current Rating when QO...VS branch circuit breakers are used). [12] Do not exceed the load center mains rating. [13] Wire range listed for QOL lug kits is the wire range of that lug. To find out maximum wire size permitted in a particular load center per UL, see Main Wire Size in that load center table. [14] If main circuit breaker knockout has been removed from the load center’s trim, order appropriate filler plate from Table 1.51, page 1-25

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