Switching Devices Enclosed Circuit Breakers
8-68
February 2007
Technical Data and Specifications Table 8-112. NEMA 7/9 Cast Aluminum with Weather-Resistant Seals — 400 – 1200 Amperes Breaker Frame
Breaker Dimensions in Inches (mm) Size Overall Amperes Enclosure
Enclosure Mounting
Conduit
Hinged Cover
Weight Lbs. (kg)
Standard Conduit
A
B
C
D
E
F
G
H
I
J
Size
Location
K XKDN400B
400
35.00 (889.0)
16.38 (416.1)
12.63 (320.8)
7.13 (181.1)
9.50 (241.3)
27.25 (692.2)
.50 (12.7)
3.00 (76.2)
4.19 (106.4)
5.50 (139.7)
4.00 (101.6)
1, 3 & 6, 8 170 (77)
L XLDN600B
600
37.88 (962.2)
23.88 (606.6)
14.25 (362.0)
8.25 (209.6)
16.00 (406.4)
45.38 .50 (1152.7) (12.7)
4.00 (101.6)
5.00 (127.0)
6.00 (152.4)
4.00 (101.6)
1, 3 & 6, 8 419 (190)
M XMCN800B
800
47.88 13.63 (1216.2) (346.2)
12.81 (325.4)
6.81 (173.0)
16.13 (409.7)
40.75 .50 (1035.1) (12.7)
4.00 (101.6)
4.00 (101.6)
6.00 (152.4)
4.00 (101.6)
1, 3 & 6, 8 228 (104)
N 1200 XNDN1200B
64.00 26.00 (1625.6) (660.4)
21.38 (543.1)
14.38 (365.3)
27.56 (700.0)
38.63 (981.2)
6.50 (165.1)
4.38 (111.3)
7.00 (177.8)
4.00 (101.6)
1, 3 & 6, 8 567 (257)
.50 (12.7)
Maximum wire size: 500 kcmil. Power cables must enter and leave from opposite ends (through-feed).
8
Conduit Openings
CONDUIT POSITION NO. 1
Refer to outline dimensions for size and location of standard conduit openings. In addition, 1/2-inch (12.7 mm) openings are drilled and tapped for breather and drain. Unless ordered with breather and drain, these openings are plugged. Refer to Eaton for price of breather and drain.
2 3 G-MTG. HOLES (4) B
F-MTG. A
J
I
D
C
Product Selection
H H 8
1. Use the data on this page to determine type of enclosure required. 2. Use the data on Page 8-69 to determine circuit breaker required. 3. Base pricing for the assembled unit can be determined from the tables on Pages 8-70 and 8-71.
7 6
Figure 8-23. NEMA 7/9 Cast Aluminum with Weather-Resistant Seals
4. Additional options can be priced from Pages 8-62 and 8-63 added to the base price. 5. Pages 8-65 through 8-68 include rough-in dimensional information.
For more information visit: www.eaton.com
CA08101001E