Emerson LXP48F1 System Application Manual page 24

-48vdc power system up to 555 amperes, 25000 watts max.
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SAG582135000
Issue AE, January 31, 2007
Fuse/Circuit
Breaker
14 AWG
Amperage
1, 3, 5,
(3, 4, 5)
37
6, 10A
(3, 4)
15A
24
20A
--
25A
--
30A
--
35A
--
--
40A
45A
--
50A
--
60A
--
70A
--
75A
--
80A
--
90A
--
100A
--
Load Lug
245312200
(1-hole)
Return Lug
245342300
(2-hole)
Recommended Distribution (Load) Wire Size and Lug Selection for
TLS/TPS Fuse and Bullet Nose-Type Circuit Breaker (Load and Load Return)
Notes to Tables 4:
1
Wire sizes are based on recommendations of the American National Standards Institute (ANSI) approved
National Fire Protection Association's (NFPA) National Electrical Code (NEC). Table 310-16 for wire rated
at 90°C conductor temperature operating in ambient temperatures of 40°C, 50°C, and 65°C was used. For
other operating ambient temperatures, refer to the NEC. For operation in countries where the NEC is not
recognized, follow applicable codes.
2
Recommended wire sizes are sufficient to restrict voltage drop to 1.0 volt or less at listed branch current for
the loop lengths shown. Loop length is the sum of the lengths of the positive and negative leads.
3
Wire Size / Loop Length Combination Calculated using 40°C Ambient Operating Temperature.
4
Wire Size / Loop Length Combination Calculated using 50°C Ambient Operating Temperature.
This document is property of Emerson Network Power, Energy Systems, North America, Inc. and contains confidential and proprietary information owned by Emerson Network Power, Energy
Systems, North America, Inc. Any copying, use, or disclosure of it without the written permission of Emerson Network Power, Energy Systems, North America, Inc. is strictly prohibited.
Recm 90°C Wire Size
12 AWG
10 AWG
Loop Length (feet)
(3, 4, 5)
(3, 4, 5)
58
93
(3, 4, 5)
(3, 4, 5)
39
62
(3, 4)
(3, 4, 5)
29
46
(3, 4,)
--
37
(3, 4)
--
31
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
Recommended Crimp Lug
245312400
245312400
245342300
245342300
Table 4
Page 24 of 43
Spec. No. 582135000 (Model LXP48F1)
(1)
8 AWG
6 AWG
(2)
(3, 4, 5)
(3, 4, 5)
148
236
(3, 4, 5)
(3, 4, 5)
99
157
(3, 4, 5)
(3, 4, 5)
74
118
(3, 4, 5)
(3, 4, 5)
59
94
(3, 4, 5)
(3, 4, 5)
49
78
(3, 4)
(3, 4, 5)
42
67
(3, 4)
(3, 4, 5)
37
59
(3, 4)
(3, 4)
33
52
(3)
(3, 4,)
29
47
(3, 4)
--
39
--
--
--
--
--
--
--
--
--
--
(6)
245350400
245350600
245390200
245346700
System Application Guide
Home
4 AWG
2 AWG
(3, 4, 5)
(3, 4, 5)
376
597
(3, 4, 5)
(3, 4, 5)
250
398
(3, 4, 5)
(3, 4, 5)
188
298
(3, 4, 5)
(3, 4, 5)
150
239
(3, 4, 5)
(3, 4, 5)
125
199
(3, 4, 5)
(3, 4, 5)
107
170
(3, 4, 5)
(3, 4, 5)
94
149
(3, 4)
(3, 4)
83
132
(3, 4)
(3, 4)
75
119
(3, 4)
(3, 4)
62
99
(3, 4)
(3, 4)
53
85
(3, 4)
(3, 4)
50
79
(3)
(3, 4)
47
74
(3, 4)
--
66
(3, 4)
--
59
245350700
245350800
245346800
245346900

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