QO™ Mounting Bases
Class 652 / Catalog 0730CT9801, 0860CT0201
QO Mounting Bases
QO OEM Mounting Bases—UL Recognized Components
Voltage System |
Main Lug |
Spaces |
Max. No. |
Mounting Bases |
Main Wire Size |
---|---|---|---|---|---|
QO Plug-On Mounting Bases—Accepts Only QO Plug-On Circuit Breakers - Not Compatible With QO Plug-On Neutral Circuit Breakers |
|||||
1Ø2W 240 Vac Max. 10 k AIC (Without Neutral Assembly) |
70 A |
2 |
2 |
14–4 Cu, 12–3 Al |
|
125 A |
4 |
4 |
12–1/0 Cu/Al |
||
125 A |
6 |
6 |
12–1/0 Cu/Al |
||
QO Plug-On Mounting Bases—Accepts Only QO Plug-On Circuit Breakers - Not Compatible With QO Plug-On Neutral Circuit Breakers |
|||||
1Ø3W 240 Vac Max. 10 k AIC |
40 A |
2 |
2 |
14–6 Cu, 12–6 Al |
|
70 A |
2 |
4 |
14–4 Cu, 12–3 Al |
||
100 A |
6 |
12 |
8–1/0 Cu/Al |
||
100 A |
8 |
16 |
8–1/0 Cu/Al |
||
QO Plug-On Neutral Mounting Bases - Compatible with QO Plug-On Circuit Breakers and QO Plug-On Neutral Circuit Breakers |
|||||
1Ø3W 240 Vac Max. 10 k AIC |
125 A |
12 |
24 |
4–2/0 Cu/Al |
|
125 A |
20 |
24 |
4–2/0 Cu/Al |
||
200 A |
12 |
24 |
4–250 Cu/Al |
||
200 A |
24 |
36 |
4–250 Cu/Al |
||
200 A |
24 |
36 |
(2) 4–300 Cu/Al |
||
200 A |
30 |
40 |
4–250 Cu/Al |
||
225 A |
42 |
52 |
4–300 Cu/Al |
||
225 A |
52 |
72 |
4–300 Cu/Al |
||
225 A |
60 |
72 |
4–300 Cu/Al |
||
QO Plug-On Mounting Bases—Accepts Only QO Plug-On Circuit Breakers - Not Compatible With QO Plug-On Neutral Circuit Breakers |
|||||
3Ø3W 240 Vac Max. 10 k AIC (Without Neutral Assy.) |
125 A |
12 |
12 |
4–2/0 Cu/Al |
|
125 A |
20 |
20 |
4–2/0 Cu/Al |
||
125 A |
24 |
24 |
4–2/0 Cu/Al |
||
200 A |
18 |
18 |
4–300 Cu/Al |
||
200 A |
24 |
24 |
4–300 Cu/Al |
||
200 A |
30 |
30 |
4–300 Cu/Al |
||
225 A |
42 |
42 |
4–300 Cu/Al |
||
QO Plug-On Mounting Bases—Accepts Only QO Plug-On Circuit Breakers - Not Compatible With QO Plug-On Neutral Circuit Breakers |
|||||
3Ø4W 240 Vac Max. 10 k AIC |
60 A |
3 |
3 |
12–6 Cu/Al |
|
125 A |
12 |
12 |
4–2/0 Cu/Al |
||
125 A |
20 |
20 |
4–2/0 Cu/Al |
||
125 A |
24 |
24 |
4–2/0 Cu/Al |
||
200 A |
30 |
30 |
4–300 Cu/Al |
||
225 A |
42 |
42 |
4–300 Cu/Al |
||
QO Plug-On Mounting Bases—Accepts Only QO Plug-On Circuit Breakers - Not Compatible With QO Plug-On Neutral Circuit Breakers |
|||||
1Ø2W 240 Vac Max. 10 k AIC (Without Neutral Assembly) |
70 A 70 A 70 A |
1 2 3 |
1 2 3 |
14–4 Cu 12–2 Al 14–4 Cu 12–2 Al 14–4 Cu 12–2 Al |
|
QOB Bolt-On Mounting Bases—Accepts only QOB Bolt-On Circuit Breakers |
|||||
3Ø3W 240 Vac Max.10 k AIC (Without Neutral Assembly) |
100 A |
3 |
3 |
12–1 Cu/Al |
Solid Neutral Assemblies
Main Lug Rating |
Number of Branch Neutral Terminals |
Cat. No. |
Main Neutral Lug
Wire Size |
Branch Neutral Terminal Wire Size |
|
---|---|---|---|---|---|
Cu |
Al |
||||
125 A 125 A 200 A 200 A 225 A |
12 20 12 30 42 |
4–2/0 AWG 4–2/0 AWG 4 AWG–300 kcmil 4 AWG–300 kcmil 4 AWG–300 kcmil |
14–4 AWG 14–4 AWG 14–4 AWG 14–4 AWG 14–4 AWG |
12–4 AWG 12–4 AWG 12–4 AWG 12–4 AWG 12–4 AWG |