Thermal-Magnetic / Magnetic Only Molded Case Circuit Breakers
Introduction
Table 8:
Breakdown of Typical Catalog Number
FA
L
3
6
050
V
2100
Breaker Family
FY - 30 Ampere Frame
NOTE:
FA - 100 Ampere Frame
“A” is replaced by letter “H” for High Interrupting
KA - 250 Ampere Frame
“A” is replaced by letter “C” for Extra High Interrupting
LA - 400 Ampere Frame
“A” is replaced by letter “I” for Current Limiting. (FA, KA. LA
circuit breakers only)
MA 1000 Ampere Frame
NA - 1200 Ampere Frame
Description
NO LETTER - (I-Line®) Plug-on Breaker
B - (I-Line) Bolt-on Breaker (400 ampere frame maximum)
F - Terminal Pads Only (No Lugs)
L - Lugs on Both Ends (Merchandised - Universal Breaker)
P - Lugs OFF End Only
R - Plug-on Breaker (I-Line Type DO with Plug-on Line and Load connectors)
Poles
1 - 1-Pole
2 - 2-Pole
3 - 3-Pole
Voltage Rating
2 - 240 Vac
4 - 480 Vac
6 - 600 Vac
Ampere Rating
015–090 - 15–90 Ampere Rating
100–900 - 100–900 Ampere Rating
1000–1200 - 1000–1200 Ampere Rating
000 or 0000 - Molded Case Switch
000X or 000XX - Molded Case Switch
Suffix
The suffix indicates a special feature of the circuit breaker.
A, B, C - indicated I-Line Phase Connections
CV - Indicates Visi-Blade®
M - Indicates Automatic Molded Case Switch
XXM - Indicated Instantaneous Trip Only (Mag-Gard®) (i.e., 18M is 300-1100 ampere
adjustable trip range)
XXT - Indicates adjustable magnetic trip with responsive thermal (mining breakers)
G - Indicates Ground Fault Shunt Trip accessory
XXXX - I.e., 2100 Indicates a factory installed accessory
24
© 2004 Schneider Electric All Rights Reserved
10/2004
Thermal-Magnetic / Magnetic Only Molded Case Circuit Breakers
800 / 1000 Ampere Frame
800 / 1000 AMPERE FRAME
This section provides specific information on Square D® 800 / 1000 ampere frame thermal-magnetic
molded case circuit breakers. For more information, see the Introduction in this catalog.
Description
Table 32:
Description of 800 / 1000 Ampere Frame Circuit Breakers
Circuit Breaker
Description
MG/MJ
300-800 ampere, 600 Vac, 50/60 Hz, 2- and
3-pole
MA/MH
300-800 ampere, 600 Vac, 50/60 Hz, 250 Vdc,
2- and 3-pole
MAL/MHL
300-1200 ampere, 600 Vac, 50/60 Hz, 250 Vdc,
2- and 3-pole
Applications
MA / MH circuit breakers are used in industrial enclosures, panelboards, switchboards, busway plug-in
units, combination starters and motor control centers.
.
Table 33:
800 / 1000 Ampere Frame Interrupting Ratings
Catalog Number
Prefix
AC Volts - RMS Symmetrical Amperes
Federal Specs.
W-C-375B/GEN
DC Volts
IEC 60947-2
Icu/Ics (kA)
AC Voltage
240
480Y/
277
480
600
125
250
500
300–1000
42
42
30
30
22
14
14
—
21a
30/30
300–800
42
42
30
30
22
14
14
—
21a
30/30
2, 3
300–1000
65
65
65
65
25
—
—
—
23a
65/33
MH★
2, 3
300–800
65
65
65
65
25
14
14
—
23a
65/33
—
3
—
—
—
—
—
—
—
—
20
—
—
I-Line®
MAL
—
2, 3
—
MA
2, 3
MHL★
—
—
LHL-DC▲
▲
UL Listed Interrupting Rating (kA)
120
Unit
Mount
★
Cont.
Ampere
Rating
No. of
Poles
415/240
Separate UL rating available for 240 Vac and 480 Vac grounded B single phase systems. Breakers must be ordered with 5861 suffix. See Supplemental Digest
for specific ratings.
UL Listed 500 Vdc rating for use on ungrounded systems. Must be connected 3 poles in series. Consult your local Square D sales office for additional information
1-888-Square D.
.
800 Ampere Powerpact® M-frame Molded Case Circuit Breakers★
Table 34:
Catalog Number
Prefix
No. of
Poles
Unit
Mount
I-Line
MG
▲
2, 3
MJ
▲
2, 3
Cont.
Ampere
Rating
UL Listed Interrupting Rating (kA)
AC Volts - RMS Symmetrical Amperes
Federal Specs.
W-C-375B/GEN
DC Volts
IEC 60947-2
Icu/Ics (kA)
AC Voltage
120
240
480Y/
277
480
600
125
250
500
300–800
65
65
35
35
18
—
—
—
22a
35/17.5
300–800
100
100
65
65
25
—
—
—
23a
50/25
415/240
★ See Powerpact Class 611, 612, 613, and 734 catalogs for other Powerpact and Masterpact® circuit breakers.
▲
See the Introduction section, Powerpact M-frame Catalog Numbering System, for available information.
99
10/2004
© 2004 Schneider Electric All Rights Reserved
Thermal-Magnetic / Magnetic Only Molded Case Circuit Breakers
800 / 1000 Ampere Frame
Selection Data
Table 35:
800 Ampere I-Line® Circuit Breakers
Ampere Rating
AC Magnetic Trip Settings
Amperes▲
Two Pole★
Catalog No.
Three Pole
Catalog No.
Standard Lug Kit Wire
Range
06013091
MA Standard Interrupting
MA/MH
Two- and Three-pole
9” Mounting Height
300–800 Amperes
Low
High
600 Vac/250 Vdc
600 Vac/250 Vdc
300
1500
3000
MA26300( )
MA36300
350
1750
3500
MA26350( )
MA36350
400
2000
4000
MA26400( )
MA36400
450
2250
4500
MA26450( )
MA36450
AL900MA
500
2500
5000
MA26500( )
MA36500
3-#3/0-500 kcmil
600
3000
6000
MA26600( )
MA36600
700
3500
7000
MA26700( )
MA36700
800
4000
8000
MA26800( )
MA36800
MH High Interrupting
Low
High
600 Vac/250 Vdc
600 Vac/250 Vdc
300
1500
3000
MH26300( )
MH36300
350
1750
3500
MH26350( )
MH36350
400
2000
4000
MH26400( )
MH36400
450
2250
4500
MH26450( )
MH36450
AL900MA
500
2500
5000
MH26500( )
MH36500
3-#3/0-500 kcmil
600
3000
6000
MH26600( )
MH36600
700
3500
7000
MH26700( )
MH36700
800
4000
8000
MH26800( )
MH36800
06013092
★
▲
MAL/MHL
Two- and Three-pole
300–1000 Amperes
Two pole circuit breaker catalog numbers are completed by adding required phase connection letters as a suffix to the catalog
number.
UL magnetic trip setting tolerances are -20% /+30% (Low) and -20% /+30% (High) from the nominal values shown.
Table 36:
1000 Ampere Frame Unit Mount Circuit Breakers
Ampere Rating
AC Magnetic Trip Settings
Amperes▲
Two Pole★
Catalog No.
Three Pole
Catalog No.
Standard Lug Kit Wire
Range
MAL Standard Interrupting
Low
High
600 Vac/250 Vdc
600 Vac/250 Vdc
300
1500
3000
MAL26300
MAL36300
350
1750
3500
MAL26350
MAL36350
400
2000
4000
MAL26400
MAL36400
450
2250
4500
MAL26450
MAL36450
500
2500
5000
MAL26500
MAL36500
AL900MA
600
3000
6000
MAL26600
MAL36600
3-#3/0-350 kcmil
700
3500
7000
MAL26700
MAL36700
800
4000
8000
MAL26800
MAL36800
900
4500
9000
MAL26900
MAL36900
1000
5000
10000
MAL261000
MAL361000
1200
5100
10200
MHL261200
MHL361200
AL1000MA
4-#1/0-500 kcmil
Continued on next page
100
© 2004 Schneider Electric All Rights Reserved
10/2004
Thermal-Magnetic / Magnetic Only Molded Case Circuit Breakers
800 / 1000 Ampere Frame
Dimensions
MAL, MHL 800 / 1000 Ampere Frame
06013093
Figure 16:
Dimensions:
102
© 2004 Schneider Electric All Rights Reserved
In.
[mm]
10/2004
Selection Information
Class 600, 612, 800
www.SquareD.com
For the most up-to-date information
400 A
400/600 A
600 A
1000 A
Circuit Breaker Type
Q4
LA
LH
DG
DJ
DL
LC
LI
LX
LXI
LE
MA
MH
Number of Poles
2,3
2,3
2, 3
3, 4
3, 4
3, 4
2, 3
2, 3
3
3
3
2, 3
2, 3
250–400
125–400
125–400
150–600
150–600
150–600
300–600
300–600
100–600
100–600
100–600
240 Vac
25
42
65
65
100
g
100
200
100
200
100
42
65
480Y/277 Vac
...
30
35
35
65
100
65
200
65
200
65
30
65
480 Vac
...
30
35
35
65
100
65
200
65
200
65
30
65
600Y/347 Vac
...
22
25
18
25
g
35
100
35
100
35
22
25
Current Range
300–1200 300–1200
6
CIRCUIT BREAKERS
Interrupting Ratings
UL/CSA/NOM
Rating
(kA RMS)
(50/60 Hz AC)
DC Ratings
600 Vac
...
22
25
18
25
g
35
100
35
100
35
22
25
250 Vdc
...
10
50
...
...
...
...
...
...
...
...
14
50
500 Vdc b
...
...
20
...
...
...
...
...
...
...
...
...
20
...
20/5
20/5
45
70
150
65/65e
...
65/65 e
...
65/65e
30/30
65/33
IEC 415/240 Vac (Icu/lcs)f
IEC 50/60 Hz
For additional IEC ratings, see Supplemental Digest.
Special Ratings
Fed. Specs W-C-375B/GEN
✓
✓
✓
...
...
...
✓
✓
✓
✓
✓
✓
✓
HACR (2, 3-pole)
...
✓
✓
✓
✓
✓
...
...
...
...
...
✓
✓
Unit Mount
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
I-Line®
✓
✓
✓
...
...
...
✓
✓
✓
✓
✓
✓
✓
Connections/Terminations
Rear Connection
✓
✓
✓
✓
✓
✓
...
...
...
...
...
✓
✓
Drawout
...
...
...
✓
✓
✓
...
...
...
...
...
...
...
Optional Lugs
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
Shunt Trip
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
Undervoltage Trip
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
Auxiliary Switches
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
Alarm Switch
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
Motor Operator
✓
✓
✓
✓
✓
✓
...
...
...
...
...
✓
✓
Accessories and Modifications
Handle Operators
✓
✓
✓
✓
✓
✓
...
...
...
...
...
✓
✓
Mechanical Interlocks (3-pole)
...
✓d
✓d
✓
✓
✓
...
...
...
...
...
✓d
✓d
Handle Padlock Attachment
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
Cylinder Lock (3-pole)
✓
✓
✓
...
...
...
...
...
...
...
...
✓
✓
Optional GF Protection
...
...
...
✓
✓
✓
...
...
✓a
✓a
✓a
...
...
✓
Trip System Type
Thermal-magnetic
✓
✓
✓
...
...
...
✓
✓
...
...
...
✓
Instantaneous-only (MCP)
...
✓
✓
✓
✓
✓
...
...
...
...
...
✓
✓
Molded Case Switch (Automatic)
...
...
✓
✓
✓
✓
...
...
...
...
...
...
✓
Electronic
...
...
...
✓
✓
✓
...
...
✓
✓
✓
...
...
General Purpose (NEMA 1)
✓
✓
✓
...
...
...
...
...
...
...
...
✓
✓
Raintight (NEMA 3R)
✓
✓
✓
...
...
...
...
...
...
...
...
✓
✓
Dustight (NEMA 12)
✓
✓
✓
...
...
...
✓
✓
✓
✓
✓
✓
✓
Watertight (NEMA 4, 4X, 5)
✓
✓
✓
...
...
...
...
...
...
...
...
✓
✓
Explosion Proof (NEMA 7, 9)
...
...
...
...
...
...
...
...
...
...
...
...
Enclosures (Pages 6-51–6-54)
Height IN (mm)
Dimensions
(3P Unit Mount)
13.38 (340)
Width IN (mm)
6 (152)
5.51 (140)
7.5 (190)
9 (229)
Depth IN (mm)
5.84 (148)
4.33 (110)
6.74 (171)
6.5 (165)
Page 6-22/8-27
c
Pages (Unit Mount)/(I-Line)
11.86 (301)
...
11 (279)
Page 6-23/8-28
Page 6-25/8-29
14 (356)
Page 6-23/8-28
Note: All circuit breakers on this chart are UL Listed and CSA Certified unless otherwise noted.
a Factory-installed option only.
e 65/50 kA Icu/Ics for 450 A–600 A ratings
b Ungrounded UPS systems only. See Supplemental Digest.
f Dual UL and IEC ratings and CE markings on circuit breakers. For additional IEC ratings, see Supplemental Digest.
c See Supplemental Digest.
g Contact your nearest Square D/Schneider Electric sales office for 240 V and 600 V ratings for the DL circuit breaker.
d Requires breaker with WB suffix
5/11/05
© 2005 Schneider Electric
All Rights Reserved
5/11/05
6-6
Dimensions
Class 600
www.SquareD.com
For the most up-to-date information
Circuit Breaker
Catalog No.
Prefix
B E
B E
QO, QOB
Figure 1
Figure 3
Figure 2
A
G
A
G
D
C
QO-PL
QO-GFI
QO-EPD
B
B
QOU
QYU
Low Ampere
Figure 5
Figure 4
A
G
A
G
QO-GFI
QO-PL
QO-EPD
A
G
B E
Figure 6
QOB-VH 150 A
QOB-VH 110–150 A
E
E
B E
QO, QOB
D
C
Multi 9™ C60N
F
Figure 8
A
B E
B
QOU, QYU
Low Ampere
Figure 9
QO-PLPS
A
D
C
A
B E
A
B E
Figure 7
QOU
High Ampere
D
C
QO-PLPS
Power Supply
B F
B E
Multi 9 NC100
a
b
c
d
e
f
C
D
E
F
G
1
1
0.75
3.00a
2.31
2.91
2.25
...
0.59
2
2
1.50
3.00a
2.31
2.91
2.25
...
1.34
3
3
2.25
3.00a
2.31
2.91
2.25
...
2.09
2
2
3.0
5.72
2.53
4.90
3.78
...
2.85
3
3
4.50
5.72
2.53
4.90
3.78
...
4.35
1
4
0.75
4.12b
2.31
2.91
2.25
...
0.59
2
5
1.50
4.12b
2.31
2.91
2.25
...
1.34
3
5
2.25
4.12b
2.31
2.91
2.25
...
2.09
1
6
0.75
4.05c
2.38
2.98
2.25
5.00e
0.62
2
7
1.50
4.05c
2.38
2.98
2.25
5.00e
1.37
3
8
2.25
4.05d
2.38
2.98
2.25
5.00f
2.12
1
10
0.75
4.45
2.37
2.96
2.25
6.78
...
2
11
1.50
4.45
2.37
2.96
2.25
6.78
...
3
12
2.25
4.45
2.37
2.96
2.25
6.78
...
1
13
0.71
3.19
1.73
2.76
1.77
...
...
2
14
1.42
3.19
1.73
2.76
1.77
...
...
3
15
2.13
3.19
1.73
2.76
1.77
...
...
4
16
2.84
3.19
1.73
2.76
1.77
...
...
1
17
1.06
3.19
1.73
2.76
1.77
...
...
2
18
2.13
3.19
1.73
2.76
1.77
...
...
3
19
3.19
3.19
1.73
2.76
1.77
...
...
4
20
4.25
3.19
1.73
2.76
1.77
...
...
2
9
1.45
4.35
2.42
3.11
...
...
Figure 10
Figure 11
Figure 12
QB, QD,
QG, QJ
D
A
A
A
C
2
...
Figure 13
B
Figure 14
A
Figure 17
B
Figure 18
B
G
E
B
Figure 19
B
E
E
E
© 2003 Schneider Electric
All Rights Reserved
9/8/03
Figure 22
D
E
F
G
H
6.47
3.00
3.02
3.93
g
4.25
...
...
0.75
23
6.47
4.50
3.02
3.93
g
4.25
1.50
21
6.00
1.50
3.16
4.13
0.44
5.13
1.50
...
2
22
6.00 3.00h
3.16
4.13
0.44
5.13
...
...
3
23
6.00
4.50
3.16
4.13
0.44
5.13
1.50
0.75
23
8.00
4.50
3.66
4.75
0.44
7.13
1.50
0.75
2&3
23
11.00
6.00
4.06
5.84
0.88
9.25
2.00
1.00
23
14.00
9.00
4.53
6.50
1.66
10.69
3.00
1.50
g Dimensions E are 1.59 in at ON end and 0.63 in at OFF end.
h FCL 2-pole circuit breaker dimension B is 4.50 as in Fig. 23.
9/8/03
C
E
B
G
HH
NC100
D
C
C/L
A F
E
C
D
Figure 20
A F
Figure 21
C60
B
3
FIL, KAL,
KHL, KCL, KIL 2 & 3
MAL, MHL
A
C/L
A F
E
Figure 16
A
B
E
Figure 15
A
B
B
22
Dimensions—Inches
A
1
Q4L, LAL, LHL 2 & 3
B
B
B
QB, QD, QG, QJ, Q4, FA, FI, KA, KI, LA,
MA, ME and MX Circuit Breakers
FAL, FHL,FCLh
A
A
35–70 A is 3.12 in; 80–100 A 2-pole and 70–100 A 3-pole are 3.50 in.
QO-PL is 4.55 in.
80–100 A 1-pole and 80–125 A 2-pole are 4.45 in.
70–100 A 4.45 in.
80–100 A 1-pole and 80–125 A 2-pole are 6.78 in.
70–100 A is 6.78 in.
Circuit Breaker No. Fig.
Catalog No. Poles No.
Prefix
QOU
High Ampere
Dimensions—Inches
No. Fig.
Poles No.
CIRCUIT BREAKERS
B E
QO®, QOU, EH Circuit Breakers
D
C
6
A
G
A
G
A
G
Figure 23
6-49