Miniature Circuit Breakers
Class 500, 600
QO Miniature Circuit Breakers
|
QO™ Circuit Breakers |
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|
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|
Circuit |
Plug-on |
QO |
QO-H |
QO-VH |
QH |
QOT |
QO- |
QO- |
QO-AFGF |
QOVH-AFGF |
|||||||
|
Bolt-on |
QOB |
QOB-H |
— |
— |
— |
QOB-VH |
QHB |
— |
QOB- |
QOB- |
QOB-DF |
QOB-VHDF |
|||||
|
Unit Mount |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
|||
|
Number of Poles |
1 |
2 |
3 |
2 |
1 |
2 |
3 |
1 |
2, 3 [1] |
1,2 |
3 |
1 |
1, 2 |
1, 2 |
1 |
1 |
|
|
Current Range (A) |
10–70 |
10–200 [2] |
10–100 |
15–100 |
15–70 |
15–125 |
15–100 |
15–70 |
15–150 |
15–30 |
15–30 |
15–30 |
15–20 |
15–20 |
15–20 |
15–20 |
|
Interrupting Ratings |
|||||||||||||||||
|
UL/CSA Rating (kA) (50/60 Hz) |
120 Vac |
10 |
10 |
10 |
10 |
22 |
22 |
22 |
22 |
22 |
65 |
65 |
10 |
10 |
22 |
10 |
22 |
|
120/240 Vac |
10 |
10 |
10 |
10 |
22 |
22 |
22 |
22 |
22 |
65 |
65 |
10 |
10 |
22 |
— |
— |
|
|
208Y/120 |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
|
|
240 Vac [3] |
— |
— |
10 |
10 |
— |
— |
22 |
— |
22 [4] |
— |
65 |
— |
— |
— |
— |
— |
|
|
277 Vac |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
|
|
480Y/277 Vac |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
|
|
DC Ratings |
48 Vdc |
— |
5 [5] |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
|
60 Vdc |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
|
|
65 Vdc |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
|
|
125 Vdc |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
|
|
250 Vdc |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
|
|
500 Vdc |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
|
|
IEC 60947-2 (50/60 Hz) [6] |
IEC (Icu) |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
|
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
||
|
Special Ratings |
|||||||||||||||||
|
CCC |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
|
|
Fed. Specs |
X |
— |
— |
— |
X |
— |
— |
— |
— |
X |
— |
X |
X |
— |
X |
X |
|
|
Other Standard |
HACR [7] |
HACR [7] |
— |
— |
— |
HACR [7] |
— |
HACR [7] |
HACR [7] |
||||||||
|
Accessories and Modifications |
|||||||||||||||||
|
Shunt Trip [8] |
X |
X |
X |
X |
X |
X |
X |
X |
X [9] |
X |
X |
X |
— |
— |
— |
— |
|
|
Undervoltage Trip |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
|
|
Auxiliary Switches [8] |
X |
X |
X |
X |
X |
X |
X |
X |
X [9] |
X |
X |
X |
— |
X |
— |
— |
|
|
Alarm Switch [8] |
X |
X |
X |
X |
X |
X |
X |
X |
X [9] |
X |
X |
X |
— |
X |
— |
— |
|
|
Handle Operators |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
|
|
Handle Padlock |
X |
X |
X |
X |
X |
X |
X |
X |
X |
X |
X |
X |
X |
X |
X |
X |
|
|
Trip System Type |
|||||||||||||||||
|
Thermal-magnetic |
X |
X |
X |
X |
X |
X |
X |
X |
X |
X |
X |
X |
X |
X |
X |
X |
|
|
Molded Case Switch |
X |
X |
X |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
|
|
Dimensions (1P Unit Mount) |
|||||||||||||||||
|
Dimensions in. (mm) |
Height |
3.5 (89) [1] |
4.75 (121) |
||||||||||||||
|
Width |
0.75 (19) [1] |
||||||||||||||||
|
Depth |
2.92 (74) [1] |
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|
Pages |
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QO-GFI, QO-EPD, QOU, QOM Miniature Circuit Breakers
| QO Circuit Breakers |
QOU Circuit Breakers |
QOM1 and QOM2 Main Circuit Breakers |
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|
|
|
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|
Circuit Breaker Type |
Plug-on |
QO-GFI |
QO- |
QO-EPD |
— |
— |
— |
||||||
|
Bolt-on |
QOB-GFI |
QOB- |
QOB-EPD |
— |
QOM1-VH |
QOM2-VH |
|||||||
|
Unit Mount |
— |
— |
— |
— |
— |
— |
— |
QOU |
— |
— |
|||
|
Number of Poles |
1 |
2 |
3 |
1 |
1 |
2 |
3 |
1 |
2 |
3 |
2 |
2 |
|
|
Current Range (A) |
15–30 |
15–60 |
15–50 |
15–30 |
15–30 |
15–60 |
15–50 |
10–100 |
10–125 |
10–100 |
50–125 |
100–225 |
|
Interrupting Ratings |
|||||||||||||
|
UL/CSA Rating |
120 Vac |
10 |
10 |
— |
22 |
10 |
10 |
— |
10 |
10 |
10 |
22 |
22 |
|
120/240 Vac |
— |
10 |
— |
— |
— |
10 |
— |
10 |
10 |
10 |
22 |
22 |
|
|
208Y/120 |
— |
— |
10 |
— |
— |
— |
— |
||||||
|
240 Vac [10] |
— |
— |
— |
— |
— |
— |
10 |
— |
— |
10 |
— |
— |
|
|
277 Vac |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
|
|
480Y/277 Vac |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
|
|
DC Ratings |
48 Vdc |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
|
60 Vdc |
— |
— |
— |
— |
— |
— |
— |
5 [11] |
5 [11] |
5 [11] |
— |
— |
|
|
65 Vdc |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
|
|
125 Vdc |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
|
|
250 Vdc |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
|
|
500 Vdc |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
|
|
IEC 60947-2 |
240 Vac |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
|
415 Vac |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
|
|
Special Ratings |
|||||||||||||
|
CCC |
— |
— |
— |
— |
— |
— |
— |
X [12] |
X [12] |
X [12] |
— |
— |
|
|
Fed. Specs W-C-375B/GEN |
X |
— |
— |
X |
— |
X |
X |
X |
X |
X |
|||
|
Other Standard |
NOM |
— |
NOM |
HACR [13] |
— |
— |
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|
Accessories and Modifications |
|||||||||||||
|
Shunt Trip |
— |
— |
— |
— |
— |
— |
— |
X [8] |
X [8] |
X [8] |
— |
X [8] |
|
|
Undervoltage Trip |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
|
|
Auxiliary Switches |
X |
X |
X |
X |
X |
X |
X |
X [8] |
X [8] |
X [8] |
— |
— |
|
|
Alarm Switch |
X |
X |
X |
X |
X |
X |
X |
X [8] |
X [8] |
X [8] |
— |
— |
|
|
Handle Operators |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
|
|
Handle Padlock Attachment |
X |
X |
X |
X |
X |
X |
X |
X |
X |
X |
X |
X |
|
|
Trip System Type |
|||||||||||||
|
Thermal-magnetic |
X |
X |
X |
X |
X |
X |
X |
X |
X |
X |
X |
X |
|
|
Molded Case Switch |
— |
— |
— |
— |
— |
— |
— |
— |
X |
X |
— |
— |
|
|
Dimensions (1P Unit Mount) |
|||||||||||||
|
Dimensions in. (mm) |
Height |
4.12 (103) |
4.05 (103) |
5.09 (129) [14] |
5.60 (142) [14] |
||||||||
|
Width |
0.75 (19) |
0.75 (19) |
5.00 (127) [14] |
5.07 (129) [14] |
|||||||||
|
Depth |
2.92 (74) |
2.92 (74) |
3.47 (88) [14] |
3.60 (91) [14] |
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|
Pages |
See Section 1 |
||||||||||||
noteAll circuit breakers on this chart are UL Listed and CSA Certified unless otherwise noted. |
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HOM Circuit Breakers
| HOM Circuit Breakers |
||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
|
|
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|
Circuit |
Plug-on |
HOM |
HOM-CAFI |
HOM-DF |
HOM-GFI |
HOM-EPD |
HOMT |
|||
|
Bolt-on |
— |
— |
— |
— |
— |
— |
— |
— |
— |
|
|
Unit Mount |
— |
— |
— |
— |
— |
— |
— |
— |
— |
|
|
Number of Poles |
1 |
2 |
1, 2 |
1 |
1 |
2 |
1 |
2 |
1 |
|
|
Current Range (A) |
15–50 |
15–200 [2] |
15–20 |
15–20 |
15–20 |
15–50 |
15–20 |
15–50 |
15–50 [15] |
|
Interrupting Ratings |
||||||||||
|
UL/CSA Rating (kA) (50/60 Hz) |
120 Vac |
10 |
10 |
10 |
10 |
10 |
10 |
10 |
10 |
10 |
|
120/240 Vac |
10 |
10 |
10 |
— |
— |
10 |
— |
10 |
10 |
|
|
208Y/120 |
— |
— |
— |
— |
— |
— |
— |
— |
— |
|
|
240 Vac [3] |
— |
— |
— |
— |
— |
— |
— |
— |
— |
|
|
277 Vac |
— |
— |
— |
— |
— |
— |
— |
— |
— |
|
|
480Y/277 Vac |
— |
— |
— |
— |
— |
— |
— |
— |
— |
|
|
DC Ratings |
48 Vdc |
— |
— |
— |
— |
— |
— |
— |
— |
— |
|
60 Vdc |
— |
— |
— |
— |
— |
— |
— |
— |
— |
|
|
65 Vdc |
— |
— |
— |
— |
— |
— |
— |
— |
— |
|
|
125 Vdc |
— |
— |
— |
— |
— |
— |
— |
— |
— |
|
|
250 Vdc |
— |
— |
— |
— |
— |
— |
— |
— |
— |
|
|
IEC 60947-2 (50/60 Hz) [6] |
IEC (Icu) |
— |
— |
— |
— |
— |
— |
— |
— |
— |
|
— |
— |
— |
— |
— |
— |
— |
— |
— |
||
|
Special Ratings |
||||||||||
|
CCC |
— |
— |
— |
— |
— |
— |
— |
— |
— |
|
|
Fed. Specs |
X |
X |
X |
X |
X |
X |
X |
X |
X |
|
|
Other Standard |
HACR [16] NOM |
HACR [16] |
||||||||
|
Accessories and Modifications |
||||||||||
|
Shunt Trip [8] |
— |
— |
— |
— |
— |
— |
— |
— |
— |
|
|
Undervoltage Trip |
— |
— |
— |
— |
— |
— |
— |
— |
— |
|
|
Auxiliary Switches [8] |
— |
— |
— |
— |
— |
— |
— |
— |
— |
|
|
Alarm Switch [8] |
— |
— |
— |
— |
— |
— |
— |
— |
— |
|
|
Handle Operators |
— |
— |
— |
— |
— |
— |
— |
— |
— |
|
|
Handle
Padlock |
X |
X |
X |
X |
— |
— |
— |
— |
X [17] |
|
|
Trip System Type |
||||||||||
|
Thermal-magnetic |
X |
X |
X |
X |
X |
X |
X |
X |
X |
|
|
Molded Case Switch |
— |
— |
— |
— |
— |
— |
— |
— |
— |
|
|
Dimensions (1P Unit Mount) |
||||||||||
|
Dimensions in. (mm) |
Height |
3.13 (79) |
||||||||
|
Width |
1.00 (25) |
|||||||||
|
Depth |
2.98 (76) |
|||||||||
|
Pages |
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Multi9, EDB Miniature Circuit Breakers
|
Multi9™ Circuit
Breakers and |
EDB Circuit Breakers |
||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
![]() |
![]() |
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|
Circuit |
Plug-on |
— |
— |
— |
— |
— |
|||||||||
|
Bolt-on |
— |
— |
EDB |
EGB |
EJB |
||||||||||
|
Unit Mount |
UL 489 C60BP |
UL1077 C60SP [18] |
C60H-DC |
— |
— |
— |
|||||||||
|
Number of Poles |
1 |
2 |
3 |
1 |
2 |
3,4 |
1 |
2 |
1 |
2, 3 |
1 |
2, 3 |
1 |
2, 3 |
|
|
Current Range (A) |
0.5–63 |
0.5–63 |
0.5–63 |
0.5–63 |
1–63 |
1–63 |
0.5–63 |
0.5–63 |
15–70 |
15–125 |
15–70 |
15–125 |
15–70 |
15–125 |
|
Interrupting Ratings |
|||||||||||||||
|
UL/CSA Rating (kA RMS) (50/60 Hz) |
120 Vac |
14 [19] |
14 [19] |
14 [19] |
14 [20] |
14 [20] |
14 [20] |
— |
— |
25 |
25 |
65 |
65 |
100 |
100 |
|
120/240 Vac |
14 [19] |
14 [19] |
14 [19] |
14 [20] |
14 [20] |
14 [20] |
— |
— |
18 |
25 |
35 |
65 |
65 |
100 |
|
|
240 Vac [10] |
14 [19] |
14 [19] |
14 [19] |
14 [20] |
14 [20] |
14 [20] |
— |
— |
18 |
25 |
35 |
65 |
65 |
100 |
|
|
277 Vac |
— |
— |
— |
10 [21] |
10 [21] |
10 [21] |
— |
— |
18 |
18 |
35 |
35 |
65 |
65 |
|
|
480Y/277 Vac |
10 [22] |
10 [23] |
10 [23] |
— |
10 [21] |
10 [21] |
— |
— |
— |
18 |
— |
35 |
— |
65 |
|
|
DC Ratings |
48 Vdc |
— |
— |
— |
— |
10 |
— |
5 |
5 |
— |
— |
— |
— |
— |
— |
|
60 Vdc |
10 |
10 |
— |
20 |
— |
— |
5 |
5 |
— |
— |
— |
— |
— |
— |
|
|
65 Vdc |
— |
— |
— |
— |
— |
— |
5 |
5 |
— |
— |
— |
— |
— |
— |
|
|
125 Vdc |
— |
10 |
— |
— |
— |
— |
5 |
5 |
— |
— |
— |
— |
— |
— |
|
|
250 Vdc |
— |
— |
— |
— |
— |
— |
5 |
5 |
— |
— |
— |
— |
— |
— |
|
|
500 Vdc |
— |
— |
— |
— |
— |
— |
— |
5 [24] |
— |
— |
— |
— |
— |
— |
|
|
IEC 60947-2 (50/60 Hz) Icu |
240 Vac |
10 |
20 |
20 |
10 |
20 |
20 |
— |
— |
20 |
— |
— |
— |
— |
— |
|
415 Vac |
— |
10 |
10 |
— |
5 |
5 |
— |
— |
10 |
— |
— |
— |
— |
— |
|
|
Special Ratings |
|||||||||||||||
|
CCC |
X |
X |
X |
X |
X |
X |
X |
X |
— |
— |
— |
— |
— |
— |
|
|
Other Standard |
IEC |
HACR |
|||||||||||||
|
Accessories and Modifications |
|||||||||||||||
|
Shunt Trip |
X |
X |
X |
X |
X |
X |
X |
X |
X [8] |
X [8] |
X [8] |
X [8] |
X [8] |
X [8] |
|
|
Undervoltage Trip |
X |
X |
X |
X |
X |
X |
X |
X |
— |
— |
— |
— |
— |
— |
|
|
Auxiliary Switches |
X |
X |
X |
X |
X |
X |
X |
X |
X [8] |
X [8] |
X [8] |
X [8] |
X [8] |
X [8] |
|
|
Alarm Switch |
X |
X |
X |
X |
X |
X |
X |
X |
X [8] |
X [8] |
X [8] |
X [8] |
X [8] |
X [8] |
|
|
Handle Operators |
X |
X |
X |
X |
X |
X |
X |
X |
— |
— |
— |
— |
— |
— |
|
|
Handle Padlock Attachment |
X |
X |
X |
X |
X |
X |
X |
X |
X |
X |
X |
X |
X |
X |
|
|
Trip System Type |
|||||||||||||||
|
Thermal-magnetic |
X |
X |
X |
X |
X |
X |
X |
X |
X |
X |
X |
X |
X |
X |
|
|
Molded Case Switch |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
— |
|
|
Dimensions (1P Unit Mount) |
|||||||||||||||
|
Dimensions in. (mm) |
Height |
4.05 (103) |
3.19 (81) |
3.19 (81) |
5.66 (144) |
||||||||||
|
Width |
0.71 (18) |
0.71 (18) |
0.71 (18) |
1.42 (36) |
0.98 (25) |
||||||||||
|
Depth |
2.76 (70) |
2.76 (70) |
2.56 (65) |
4.05 (103) |
|||||||||||
|
Pages |
See Section 9 |
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noteAll circuit breakers on this chart are UL Listed and CSA Certified unless otherwise noted. |
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